Best Vitamin D3 Supplements of 2026

Last updated on 01/05/2026
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Most Relevant
Best Choice
1
Solgar 4000IU Vitamin D3 - Healthy Teeth and Bones - Better Calcium Absorption - Pack of 120 Vegetable Capsules

Solgar 4000IU Vitamin D3 - Healthy Teeth and Bones - Better Calcium Absorption - Pack of 120 Vegetable Capsules

Solgar
11% Off
Why we love it
  • Promotes calcium for healthy bones.
  • Supports optimal wellbeing.
  • Committed to sustainability.
Main Highlights
  • ✓PROMOTES CALCIUM ABSORPTION. Vitamin D is a fat-soluble vitamin that is required to promote calcium absorption, which helps to maintain healthy bones and teeth. Free from gluten, wheat and dairy.
  • ✓SUPPORTS OPTIMAL WELLBEING - For the maintenance of normal levels of calcium in the blood, supports a healthy immune system and neuromuscular function
  • ✓COMMITTED TO SUSTAINABILITY - For over 70 years we've used 100% recyclable amber glass bottles
  • ✓NATURAL WELLNESS - We believe that cleaner is better, we craft our vitamins and minerals in small batches to help ensure consistency and purity from bottle to bottle
  • ✓AWARD WINNING INNOVATION. With more nutritional 'firsts' than any other vitamin brand, Solgar was among the original pioneers in understanding nutrition and supplements.
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9.9
Exceptional
9.9
Exceptional
Solgar

Solgar 4000IU Vitamin D3 - Healthy Teeth and Bones - Better Calcium Absorption - Pack of 120 Vegetable Capsules

11% Off
Why we love it
  • Promotes calcium for healthy bones.
  • Supports optimal wellbeing.
  • Committed to sustainability.
Main Highlights
  • ✓PROMOTES CALCIUM ABSORPTION. Vitamin D is a fat-soluble vitamin that is required to promote calcium absorption, which helps to maintain healthy bones and teeth. Free from gluten, wheat and dairy.
  • ✓SUPPORTS OPTIMAL WELLBEING - For the maintenance of normal levels of calcium in the blood, supports a healthy immune system and neuromuscular function
  • ✓COMMITTED TO SUSTAINABILITY - For over 70 years we've used 100% recyclable amber glass bottles
  • ✓NATURAL WELLNESS - We believe that cleaner is better, we craft our vitamins and minerals in small batches to help ensure consistency and purity from bottle to bottle
  • ✓AWARD WINNING INNOVATION. With more nutritional 'firsts' than any other vitamin brand, Solgar was among the original pioneers in understanding nutrition and supplements.
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Value for Money
2
Solgar Vitamin D3 1000 IU (25 µg) Softgels - Pack of 250 - Healthy Bones and Teeth - Supports Immunity and Muscle Function - Gluten Free

Solgar Vitamin D3 1000 IU (25 µg) Softgels - Pack of 250 - Healthy Bones and Teeth - Supports Immunity and Muscle Function - Gluten Free

Solgar
Why we love it
  • Boosts immune health.
  • Promotes healthy bones/teeth.
  • Highly absorbable Vitamin D3.
Main Highlights
  • ✓ SUNSHINE VITAMIN - Supporting optimal wellbeing, the benefits of the “sunshine vitamin” are numerous and well documented, but particularly for immune health
  • ✓ HEALTHY BONES & TEETH - Vitamin D is a fat-soluble vitamin that is required to promote calcium absorption, which helps to maintain healthy bones and teeth
  • ✓ HIGHLY ABSORBABLE VITAMIN D3 - Solgar’s Vitamin D3 is a high strength, highly absorbable vitamin D3 form Obtained from the sunlight or vitamin D rich foods
  • ✓ NATURAL WELLNESS - We believe that cleaner is better, we craft our vitamins and minerals in small batches to help ensure consistency and purity from bottle to bottle
  • ✓GOLD STANDARD - All Solgar products meet our industry recognized “Gold Standard” for excellence, made using naturally sourced ingredients and innovating since 1946
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9.7
Exceptional
9.7
Exceptional
Solgar

Solgar Vitamin D3 1000 IU (25 µg) Softgels - Pack of 250 - Healthy Bones and Teeth - Supports Immunity and Muscle Function - Gluten Free

Why we love it
  • Boosts immune health.
  • Promotes healthy bones/teeth.
  • Highly absorbable Vitamin D3.
Main Highlights
  • ✓ SUNSHINE VITAMIN - Supporting optimal wellbeing, the benefits of the “sunshine vitamin” are numerous and well documented, but particularly for immune health
  • ✓ HEALTHY BONES & TEETH - Vitamin D is a fat-soluble vitamin that is required to promote calcium absorption, which helps to maintain healthy bones and teeth
  • ✓ HIGHLY ABSORBABLE VITAMIN D3 - Solgar’s Vitamin D3 is a high strength, highly absorbable vitamin D3 form Obtained from the sunlight or vitamin D rich foods
  • ✓ NATURAL WELLNESS - We believe that cleaner is better, we craft our vitamins and minerals in small batches to help ensure consistency and purity from bottle to bottle
  • ✓GOLD STANDARD - All Solgar products meet our industry recognized “Gold Standard” for excellence, made using naturally sourced ingredients and innovating since 1946
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3
Vitamin D3 4000IU - 1+ Year Supply - 400 Tablets - Easy to Swallow 6mm Micro Vitamin D Tablets - Gentle Cholecalciferol Form - Vegetarian-Friendly VIT D Supplement - 1 per Day - Made in the UK

Vitamin D3 4000IU - 1+ Year Supply - 400 Tablets - Easy to Swallow 6mm Micro Vitamin D Tablets - Gentle Cholecalciferol Form - Vegetarian-Friendly VIT D Supplement - 1 per Day - Made in the UK

WeightWorld
25% Off
Why we love it
  • Supports overall health and wellness.
  • Promotes bone, joint, and immune health.
  • Vegetarian-friendly and gluten-free.
Main Highlights
  • 400 TABLETS - 1+ YEAR SUPPLY: Limited sunlight can affect daily Vitamin D levels, especially during colder months or for those with predominantly indoor lifestyles. Each tablet provides 4000IU of Vitamin D3, making it a practical option when natural sources are limited. Each bottle contains 400 vitamin D tablets, lasting for 14 months (1+ year supply). Simply take 1 Vitamin D 4000IU tablet per day to suit a modern, busy lifestyle.
  • CHOLECALCIFEROL – GENTLE FORM OF VITAMIN D3: Vitamin D is naturally produced through biological processes in response to sunlight and is found in specific dietary sources such as oily fish, mushrooms, and eggs. However, meeting daily requirements through sun exposure and diet alone can be challenging. Sourced from lanolin, cholecalciferol is a naturally occurring form of vitamin D3 known for its bioavailability.
  • VITAMIN D GOODNESS: Stay on track with vitamin D supplement for adults. Vitamin D contributes to normal blood calcium levels. Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal muscle function. Vitamin D contributes to the maintenance of normal teeth. Vitamin D contributes to the normal function of the immune system (EFSA Claims).
  • VEGETARIAN AND GLUTEN-FREE: This Vitamin D3 supplement from WeightWorld is entirely vegetarian and free from GMOs and gluten. Moreover, these specially formulated vitamin D3 tablets are designed to deliver key elements in a clean format. Manufactured in the UK under GMP standards, each 6mm tablet is magnesium-stearate-free and easy to swallow.
  • THE JOURNEY OF WEIGHTWORLD: Born from a passion for food supplements, WeightWorld has been growing since 2006. With nearly two decades of experience, the brand offers a wide range of products, including vitamins, minerals, plant-based supplements, devices, and more. Now reaching multiple countries, the focus remains on developing products that evolve with changing needs while staying true to the values that started it all.
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9.5
Superb
9.5
Superb
WeightWorld

Vitamin D3 4000IU - 1+ Year Supply - 400 Tablets - Easy to Swallow 6mm Micro Vitamin D Tablets - Gentle Cholecalciferol Form - Vegetarian-Friendly VIT D Supplement - 1 per Day - Made in the UK

25% Off
Why we love it
  • Supports overall health and wellness.
  • Promotes bone, joint, and immune health.
  • Vegetarian-friendly and gluten-free.
Main Highlights
  • 400 TABLETS - 1+ YEAR SUPPLY: Limited sunlight can affect daily Vitamin D levels, especially during colder months or for those with predominantly indoor lifestyles. Each tablet provides 4000IU of Vitamin D3, making it a practical option when natural sources are limited. Each bottle contains 400 vitamin D tablets, lasting for 14 months (1+ year supply). Simply take 1 Vitamin D 4000IU tablet per day to suit a modern, busy lifestyle.
  • CHOLECALCIFEROL – GENTLE FORM OF VITAMIN D3: Vitamin D is naturally produced through biological processes in response to sunlight and is found in specific dietary sources such as oily fish, mushrooms, and eggs. However, meeting daily requirements through sun exposure and diet alone can be challenging. Sourced from lanolin, cholecalciferol is a naturally occurring form of vitamin D3 known for its bioavailability.
  • VITAMIN D GOODNESS: Stay on track with vitamin D supplement for adults. Vitamin D contributes to normal blood calcium levels. Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal muscle function. Vitamin D contributes to the maintenance of normal teeth. Vitamin D contributes to the normal function of the immune system (EFSA Claims).
  • VEGETARIAN AND GLUTEN-FREE: This Vitamin D3 supplement from WeightWorld is entirely vegetarian and free from GMOs and gluten. Moreover, these specially formulated vitamin D3 tablets are designed to deliver key elements in a clean format. Manufactured in the UK under GMP standards, each 6mm tablet is magnesium-stearate-free and easy to swallow.
  • THE JOURNEY OF WEIGHTWORLD: Born from a passion for food supplements, WeightWorld has been growing since 2006. With nearly two decades of experience, the brand offers a wide range of products, including vitamins, minerals, plant-based supplements, devices, and more. Now reaching multiple countries, the focus remains on developing products that evolve with changing needs while staying true to the values that started it all.
Show More
4
WeightWorld Vitamin D3 4000IU & K2 125μg (MK7) | 365 VIT D Tablets | 1 Year Supply | Easy to Swallow VIT D (6mm in Size) | 1 per Day | Cholecalciferol Form | Vitamin D3 K2 Supplements

WeightWorld Vitamin D3 4000IU & K2 125μg (MK7) | 365 VIT D Tablets | 1 Year Supply | Easy to Swallow VIT D (6mm in Size) | 1 per Day | Cholecalciferol Form | Vitamin D3 K2 Supplements

WeightWorld
Why we love it
  • High strength for better absorption.
  • Provides 8-month vitamin supply.
  • Enhances immunity, joints and muscles.
Main Highlights
  • DAILY DOSE OF VITAMIN D3 K2: Looking for an effective way to get enough Vitamin D and K2? Look no further, as WeightWorld's Vit D supplement offers Vitamin D3 4000 IU (as cholecalciferol) with 125mcg of Vitamin K2 (menaquinone) for optimal absorption. Experience a more natural way of living with WeightWorld's Vitamin D tablets.
  • 365 MICRO-TABLETS: Each bottle contains 365 easy-to-swallow 6 mm micro Vitamin D3 & K2 tablets, enough for a full year. While sunlight is a common source of Vitamin D, maintaining optimal levels can be challenging due to lifestyle factors. Take 1 micro tablet daily to meet the recommended intake of both D3 and K2.
  • LEVEL UP WITH VITAMIN D3 K2 SUPPLEMENTS: Vitamin D contributes to the maintenance of normal muscle function. Vitamin D contributes to normal blood calcium levels. Vitamin K contributes to the maintenance of normal bones. Vitamin D contributes to the normal function of the immune system. Vitamin K contributes to normal blood clotting (EFSA Approved Claims). The added Vitamin K2 MK7 works alongside Vitamin D for optimal nourishment.
  • VEGETARIAN AND NON-GMO: WeightWorld’s Vitamin D3 K2 Tablets are vegetarian-friendly and made without GMOs or magnesium stearate. These vit D tablets are manufactured using carefully selected ingredients in accordance with GMP guidelines. Each batch delivers a clean Vitamin D & Vitamin K2 supplement suitable for every lifestyle.
  • THE JOURNEY OF WEIGHTWORLD: Born from a passion for food supplements, WeightWorld has been growing since 2006. With nearly two decades of experience, the brand offers a wide range of products, including vitamins, minerals, plant-based supplements, devices, and more. Now reaching multiple countries, the focus remains on developing products that evolve with changing needs while staying true to the values that started it all.
Show More
9.4
Superb
9.4
Superb
WeightWorld

WeightWorld Vitamin D3 4000IU & K2 125μg (MK7) | 365 VIT D Tablets | 1 Year Supply | Easy to Swallow VIT D (6mm in Size) | 1 per Day | Cholecalciferol Form | Vitamin D3 K2 Supplements

Why we love it
  • High strength for better absorption.
  • Provides 8-month vitamin supply.
  • Enhances immunity, joints and muscles.
Main Highlights
  • DAILY DOSE OF VITAMIN D3 K2: Looking for an effective way to get enough Vitamin D and K2? Look no further, as WeightWorld's Vit D supplement offers Vitamin D3 4000 IU (as cholecalciferol) with 125mcg of Vitamin K2 (menaquinone) for optimal absorption. Experience a more natural way of living with WeightWorld's Vitamin D tablets.
  • 365 MICRO-TABLETS: Each bottle contains 365 easy-to-swallow 6 mm micro Vitamin D3 & K2 tablets, enough for a full year. While sunlight is a common source of Vitamin D, maintaining optimal levels can be challenging due to lifestyle factors. Take 1 micro tablet daily to meet the recommended intake of both D3 and K2.
  • LEVEL UP WITH VITAMIN D3 K2 SUPPLEMENTS: Vitamin D contributes to the maintenance of normal muscle function. Vitamin D contributes to normal blood calcium levels. Vitamin K contributes to the maintenance of normal bones. Vitamin D contributes to the normal function of the immune system. Vitamin K contributes to normal blood clotting (EFSA Approved Claims). The added Vitamin K2 MK7 works alongside Vitamin D for optimal nourishment.
  • VEGETARIAN AND NON-GMO: WeightWorld’s Vitamin D3 K2 Tablets are vegetarian-friendly and made without GMOs or magnesium stearate. These vit D tablets are manufactured using carefully selected ingredients in accordance with GMP guidelines. Each batch delivers a clean Vitamin D & Vitamin K2 supplement suitable for every lifestyle.
  • THE JOURNEY OF WEIGHTWORLD: Born from a passion for food supplements, WeightWorld has been growing since 2006. With nearly two decades of experience, the brand offers a wide range of products, including vitamins, minerals, plant-based supplements, devices, and more. Now reaching multiple countries, the focus remains on developing products that evolve with changing needs while staying true to the values that started it all.
Show More
5
Vitamin D3 4000 iu & Vitamin K2 MK7 100μg - 1 Year Supply, 365 Easy-Swallow Vitamin D3 K2 Tablets, 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements, UK Made Vitamin D Tablets

Vitamin D3 4000 iu & Vitamin K2 MK7 100μg - 1 Year Supply, 365 Easy-Swallow Vitamin D3 K2 Tablets, 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements, UK Made Vitamin D Tablets

Nutrition Geeks
Why we love it
  • Year-long supply in a pouch.
  • Optimal absorption and efficacy.
  • Sustainably delivered, allergen free.
Main Highlights
  • Why Choose Nutrition Geeks Vit D3 K2: Get 2X more than other brands with a year's supply of 365 tablets in a pouch. Each tablet combines Vitamin D 4000 iu with 100μg of K2. Vit D is crucial for bone health and immune support, while Vitamin K2 ensures calcium is deposited in your bones and not the arteries. Our Vitamin D3 and K2 high strength formula is designed for optimal absorption and efficacy.
  • Easy to Swallow With No Aftertaste: Our Vitamin D K2 tablets have been uniquely formulated to be just 6mm in diameter - so small you won't even notice when you swallow them!
  • Letterbox Friendly and Great Value for Money: Our slim packaging makes our Vitamin D and K2 easy to store and cost-effective to post unlike other bottled high strength vitamin d & K2 vitamin supplements including vitamin d spray & vitamin d drops.
  • Vegetarian Vitamin D3 Tablets & Allergen Free: We understand the importance of providing vitamin d supplements that cater to everyone's needs; are sourced & produced ethically AND at an accessible price to customers. Our tablets are Gluten-free, Dairy-free, Cruelty-free.
  • Scientifically Proven Supplements Uncomplicated, So You Can Get The Most Out of Life. Accessible to Everyone. Delivered To You Sustainably: Good health is a need not a want. We are on a mission to make quality, science backed nutrition sustainably accessible to everyone. Less plastic, less waste. We have also committed to be the UK's leading sustainable supplement provider with a Net Zero target.
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9.2
Superb
9.2
Superb
Nutrition Geeks

Vitamin D3 4000 iu & Vitamin K2 MK7 100μg - 1 Year Supply, 365 Easy-Swallow Vitamin D3 K2 Tablets, 1-A-Day High Strength Vegetarian D3 and K2 Vitamin Supplements, UK Made Vitamin D Tablets

Why we love it
  • Year-long supply in a pouch.
  • Optimal absorption and efficacy.
  • Sustainably delivered, allergen free.
Main Highlights
  • Why Choose Nutrition Geeks Vit D3 K2: Get 2X more than other brands with a year's supply of 365 tablets in a pouch. Each tablet combines Vitamin D 4000 iu with 100μg of K2. Vit D is crucial for bone health and immune support, while Vitamin K2 ensures calcium is deposited in your bones and not the arteries. Our Vitamin D3 and K2 high strength formula is designed for optimal absorption and efficacy.
  • Easy to Swallow With No Aftertaste: Our Vitamin D K2 tablets have been uniquely formulated to be just 6mm in diameter - so small you won't even notice when you swallow them!
  • Letterbox Friendly and Great Value for Money: Our slim packaging makes our Vitamin D and K2 easy to store and cost-effective to post unlike other bottled high strength vitamin d & K2 vitamin supplements including vitamin d spray & vitamin d drops.
  • Vegetarian Vitamin D3 Tablets & Allergen Free: We understand the importance of providing vitamin d supplements that cater to everyone's needs; are sourced & produced ethically AND at an accessible price to customers. Our tablets are Gluten-free, Dairy-free, Cruelty-free.
  • Scientifically Proven Supplements Uncomplicated, So You Can Get The Most Out of Life. Accessible to Everyone. Delivered To You Sustainably: Good health is a need not a want. We are on a mission to make quality, science backed nutrition sustainably accessible to everyone. Less plastic, less waste. We have also committed to be the UK's leading sustainable supplement provider with a Net Zero target.
Show More
6
Vitamin D 4,000 IU Tablets, Maximum Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

Vitamin D 4,000 IU Tablets, Maximum Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

VitaPremium
15% OffLimited time deal
Why we love it
  • Powerful vitamin D3 dosage.
  • Vegetarian and allergen-free formulation.
  • One-year supply for convenience.
Main Highlights
  • High Potency Vitamin D3 (4,000 IU): Provides a powerful dose of vitamin D3 to help maintain healthy bones, teeth, muscles, and support immune function.
  • Vegetarian and Allergen-Free: Specially formulated for vegetarians, free from common allergens including gluten, wheat, soya, and dairy.
  • One-Year Supply: Convenient bottle of 365 tablets means no need for frequent reordering, ensuring consistent daily supplementation for a full year.
  • UK Quality Assurance: Manufactured in the UK following strict GMP standards, ensuring premium quality and purity with no GMOs, artificial flavors, or colors.
  • Supports Vitamin D Deficiency: Designed to support those who need to boost their vitamin D levels, especially in regions with limited sunlight exposure.
Show More
9.1
Superb
9.1
Superb
VitaPremium

Vitamin D 4,000 IU Tablets, Maximum Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

15% OffLimited time deal
Why we love it
  • Powerful vitamin D3 dosage.
  • Vegetarian and allergen-free formulation.
  • One-year supply for convenience.
Main Highlights
  • High Potency Vitamin D3 (4,000 IU): Provides a powerful dose of vitamin D3 to help maintain healthy bones, teeth, muscles, and support immune function.
  • Vegetarian and Allergen-Free: Specially formulated for vegetarians, free from common allergens including gluten, wheat, soya, and dairy.
  • One-Year Supply: Convenient bottle of 365 tablets means no need for frequent reordering, ensuring consistent daily supplementation for a full year.
  • UK Quality Assurance: Manufactured in the UK following strict GMP standards, ensuring premium quality and purity with no GMOs, artificial flavors, or colors.
  • Supports Vitamin D Deficiency: Designed to support those who need to boost their vitamin D levels, especially in regions with limited sunlight exposure.
Show More
7
Nutravita Vitamin D3 4000 iu - 400 High Strength Easy to Swallow Premium Softgels - Over A Year's Supply - Max Strength Vitamin D3 Cholecalciferol Supplement - Manufactured in The UK

Nutravita Vitamin D3 4000 iu - 400 High Strength Easy to Swallow Premium Softgels - Over A Year's Supply - Max Strength Vitamin D3 Cholecalciferol Supplement - Manufactured in The UK

Nutravita
Why we love it
  • Easy daily boost for health.
  • Quality tested, trusted brand.
  • Designed for efficient absorption.
Main Highlights
  • ✔ WHY IS NUTRAVITA VITAMIN D3 4000 IU GREAT VALUE FOR MONEY? – Our Maximum Strength Full-Year Supply soft gel capsules with an extra month FREE are especially formulated to aid in normal maintenance of our bones, teeth, muscles and immune system even without the sun (claims substantiated by EFSA – European Food Safety Authority). Taken only once a day, our Vitamin D3 4000 IU comes in small, easy-to-swallow soft gel capsules, not tablets and does not contain bulking or anti-caking agents.
  • ✔ HOW IMPORTANT IS VITAMIN D? – Getting enough Vitamin D is essential for our health as scientific studies indicate that it plays an important role in the process of cell division, in normal absorption of calcium and phosphorus, and in maintaining normal blood calcium levels for healthy bones and teeth (claims are backed up by EFSA). The Vitamin D ingredient in our supplement is sourced from Germany.
  • ✔ WHY DO WE NEED TO TAKE VITAMIN D SUPPLEMENTS? – Vitamin D is produced naturally by the body in response to sunlight and found in certain dietary sources such as oily fish, mushrooms and eggs. However, since it can be difficult to meet the required daily allowance from sunlight and food alone, taking supplements can help maintain satisfactory Vitamin D levels throughout the year.
  • ✔︎ QUALITY TESTED - Unlike many supplements, we haven't spared any expense on quality. Each ingredient is quality tested before the manufacturing process begins, every batch of our supplement undergoes further rigorous quality testing. We have done our best to provide as much information as possible, but if you do have any questions please reach out to our very helpful customer care team. They will be happy to provide personalised assistance to help this supplement fit into your lifestyle.
  • ✔ WHAT IS THE STORY BEHIND NUTRAVITA? - Nutravita is a recognised and trusted Vitamins & Supplements brand providing thousands of customers across the world since 2014. Our high quality products are manufactured, batch tested and certified in the UK, and safeguarded by the highest manufacturing standards in the world (GMP, BRC). We have a dedicated team of pharmacologists, chemists and research scientists working to source the finest and most beneficial ingredients.
Show More
9.0
Superb
9.0
Superb
Nutravita

Nutravita Vitamin D3 4000 iu - 400 High Strength Easy to Swallow Premium Softgels - Over A Year's Supply - Max Strength Vitamin D3 Cholecalciferol Supplement - Manufactured in The UK

Why we love it
  • Easy daily boost for health.
  • Quality tested, trusted brand.
  • Designed for efficient absorption.
Main Highlights
  • ✔ WHY IS NUTRAVITA VITAMIN D3 4000 IU GREAT VALUE FOR MONEY? – Our Maximum Strength Full-Year Supply soft gel capsules with an extra month FREE are especially formulated to aid in normal maintenance of our bones, teeth, muscles and immune system even without the sun (claims substantiated by EFSA – European Food Safety Authority). Taken only once a day, our Vitamin D3 4000 IU comes in small, easy-to-swallow soft gel capsules, not tablets and does not contain bulking or anti-caking agents.
  • ✔ HOW IMPORTANT IS VITAMIN D? – Getting enough Vitamin D is essential for our health as scientific studies indicate that it plays an important role in the process of cell division, in normal absorption of calcium and phosphorus, and in maintaining normal blood calcium levels for healthy bones and teeth (claims are backed up by EFSA). The Vitamin D ingredient in our supplement is sourced from Germany.
  • ✔ WHY DO WE NEED TO TAKE VITAMIN D SUPPLEMENTS? – Vitamin D is produced naturally by the body in response to sunlight and found in certain dietary sources such as oily fish, mushrooms and eggs. However, since it can be difficult to meet the required daily allowance from sunlight and food alone, taking supplements can help maintain satisfactory Vitamin D levels throughout the year.
  • ✔︎ QUALITY TESTED - Unlike many supplements, we haven't spared any expense on quality. Each ingredient is quality tested before the manufacturing process begins, every batch of our supplement undergoes further rigorous quality testing. We have done our best to provide as much information as possible, but if you do have any questions please reach out to our very helpful customer care team. They will be happy to provide personalised assistance to help this supplement fit into your lifestyle.
  • ✔ WHAT IS THE STORY BEHIND NUTRAVITA? - Nutravita is a recognised and trusted Vitamins & Supplements brand providing thousands of customers across the world since 2014. Our high quality products are manufactured, batch tested and certified in the UK, and safeguarded by the highest manufacturing standards in the world (GMP, BRC). We have a dedicated team of pharmacologists, chemists and research scientists working to source the finest and most beneficial ingredients.
Show More
8
Nu U Nutrition - Vitamin D 4000IU - 365 Softgel Capsules not Tablets - 1 Year Supply - Quadruple Strength - Easy to Swallow - Cholecalciferol Form Vitamin D3 Supplement - Made in the UK

Nu U Nutrition - Vitamin D 4000IU - 365 Softgel Capsules not Tablets - 1 Year Supply - Quadruple Strength - Easy to Swallow - Cholecalciferol Form Vitamin D3 Supplement - Made in the UK

Nu U Nutrition
9% Off
Why we love it
  • Quadruple strength for optimal dosage.
  • Year-long supply offers convenience.
  • UK made ensures quality.
Main Highlights
  • QUADRUPLE STRENGTH D3 - Our ultra strength Vitamin D3 4000 IU supplement is one of the most powerful formulations available. Offering FOUR TIMES the strength of regular vit d products which offer 1000 IU per softgel you would need to take 4 to achieve the same dosage. Our one a day, small softgels are easy to swallow and offer a convenient way to take vitamin D3.
  • 12 MONTH'S SUPPLY - We offer an incredible 365 softgels per bottle. UNBEATABLE VALUE keeping you replenished with Vitamin D for a FULL YEAR. You won’t have to worry about running out or reordering until next year with our 52 week supply.
  • D3 WITHOUT THE SUN - Sunlight is the most common source of Vitamin D but most people don’t get enough exposure to remain healthy. Our Vitamin D3 from cholecalciferol is the same form of Vit D your skin cells produce naturally when exposed to sun. Vitamin D3 is vital and contributes to the maintenance of normal bones, teeth, muscle function and the normal absorption/utilisation of calcium and phosphorus*. (*EFSA approved claims.)
  • UK MADE PRODUCT - Our Vitamin D is made in the UK to current GMP standards. We ensure all our products meet stringent UK/EU legislation to maintain a high level of health and safety standards. We provide genuine quality assurance; we want you to be satisfied!
  • THE NU U NUTRITION STORY - TRUSTED SUPPLIER OF NUTRITIONAL SUPPLEMENTS - Starting as a family business in 2014, we’ve expanded to offer a diverse range of high-quality supplements designed to support different lifestyles. Our mission is to make wellness simple, with premium ingredients that cater to your daily nutritional needs—whether for general health or targeted goals.
Show More
8.9
Excellent
8.9
Excellent
Nu U Nutrition

Nu U Nutrition - Vitamin D 4000IU - 365 Softgel Capsules not Tablets - 1 Year Supply - Quadruple Strength - Easy to Swallow - Cholecalciferol Form Vitamin D3 Supplement - Made in the UK

9% Off
Why we love it
  • Quadruple strength for optimal dosage.
  • Year-long supply offers convenience.
  • UK made ensures quality.
Main Highlights
  • QUADRUPLE STRENGTH D3 - Our ultra strength Vitamin D3 4000 IU supplement is one of the most powerful formulations available. Offering FOUR TIMES the strength of regular vit d products which offer 1000 IU per softgel you would need to take 4 to achieve the same dosage. Our one a day, small softgels are easy to swallow and offer a convenient way to take vitamin D3.
  • 12 MONTH'S SUPPLY - We offer an incredible 365 softgels per bottle. UNBEATABLE VALUE keeping you replenished with Vitamin D for a FULL YEAR. You won’t have to worry about running out or reordering until next year with our 52 week supply.
  • D3 WITHOUT THE SUN - Sunlight is the most common source of Vitamin D but most people don’t get enough exposure to remain healthy. Our Vitamin D3 from cholecalciferol is the same form of Vit D your skin cells produce naturally when exposed to sun. Vitamin D3 is vital and contributes to the maintenance of normal bones, teeth, muscle function and the normal absorption/utilisation of calcium and phosphorus*. (*EFSA approved claims.)
  • UK MADE PRODUCT - Our Vitamin D is made in the UK to current GMP standards. We ensure all our products meet stringent UK/EU legislation to maintain a high level of health and safety standards. We provide genuine quality assurance; we want you to be satisfied!
  • THE NU U NUTRITION STORY - TRUSTED SUPPLIER OF NUTRITIONAL SUPPLEMENTS - Starting as a family business in 2014, we’ve expanded to offer a diverse range of high-quality supplements designed to support different lifestyles. Our mission is to make wellness simple, with premium ingredients that cater to your daily nutritional needs—whether for general health or targeted goals.
Show More
9
Vitamin D 1,000 IU, Optimal Strength Vitamin D3 Supplement, 365 Easy to Swallow Softgels - Full Year Supply

Vitamin D 1,000 IU, Optimal Strength Vitamin D3 Supplement, 365 Easy to Swallow Softgels - Full Year Supply

VitaPremium
Why we love it
  • Optimal strength ensures health benefits.
  • UK-made, guarantees quality manufacturing.
  • Full supply lasts a year.
Main Highlights
  • OPTIMAL STRENGTH - Our Vitamin D supplement offers 1,000 IU per softgel to give you more of the "sunshine vitamin" your body needs.
  • NO ARTIFICIAL INGREDIENTS - MADE IN THE UK. We care about how your vitamins are made and what's in them. Vitamin D3 from VitaPremium is manufactured with zero artificial ingredients, right here in the UK to the highest manufacturing standards in the world.
  • FULL YEAR'S SUPPLY - Take just one 1,000 IU Vitamin D3 softgel capsule per day – no need to remind yourself to take multiple tablets throughout the day. For your convenience, each bottle includes 365 softgels. This gives you a full year's supply, so you won't need to re-order again for at least a year.
  • EFFECTIVE SOLUTION FOR VITAMIN D DEFICIENCIES. In addition to providing a healthy Vitamin D balance for adults, Vitamin D3 from VitaPremium may also be ideal for those who are deficient in Vitamin D. According to the National Institute for Health & Care Excellence (NICE ), approximately 10 million people in England alone are low in Vitamin D and are advised by medical professionals to consider taking a daily supplement.
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8.7
Excellent
8.7
Excellent
VitaPremium

Vitamin D 1,000 IU, Optimal Strength Vitamin D3 Supplement, 365 Easy to Swallow Softgels - Full Year Supply

Why we love it
  • Optimal strength ensures health benefits.
  • UK-made, guarantees quality manufacturing.
  • Full supply lasts a year.
Main Highlights
  • OPTIMAL STRENGTH - Our Vitamin D supplement offers 1,000 IU per softgel to give you more of the "sunshine vitamin" your body needs.
  • NO ARTIFICIAL INGREDIENTS - MADE IN THE UK. We care about how your vitamins are made and what's in them. Vitamin D3 from VitaPremium is manufactured with zero artificial ingredients, right here in the UK to the highest manufacturing standards in the world.
  • FULL YEAR'S SUPPLY - Take just one 1,000 IU Vitamin D3 softgel capsule per day – no need to remind yourself to take multiple tablets throughout the day. For your convenience, each bottle includes 365 softgels. This gives you a full year's supply, so you won't need to re-order again for at least a year.
  • EFFECTIVE SOLUTION FOR VITAMIN D DEFICIENCIES. In addition to providing a healthy Vitamin D balance for adults, Vitamin D3 from VitaPremium may also be ideal for those who are deficient in Vitamin D. According to the National Institute for Health & Care Excellence (NICE ), approximately 10 million people in England alone are low in Vitamin D and are advised by medical professionals to consider taking a daily supplement.
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10
Vitamin D 4,000 IU Gel Capsules, High Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

Vitamin D 4,000 IU Gel Capsules, High Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

VitaPremium
15% OffLimited time deal
Why we love it
  • Strong vitamin D supplement available.
  • Created with no artificial ingredients.
  • Full year's supply provided.
Main Highlights
  • HIGH STRENGTH - Our Vitamin D supplement offers 4,000 IU per softgel to give you more of the "sunshine vitamin" your body needs.
  • NO ARTIFICIAL INGREDIENTS - MADE IN THE UK. We care about how your vitamins are made and what's in them. Vitamin D3 from VitaPremium is manufactured with zero artificial ingredients, right here in the UK to the highest manufacturing standards in the world.
  • FULL YEAR'S SUPPLY - Take just one 4,000 IU Vitamin D3 softgel per day – no need to remind yourself to take multiple tablets throughout the day. For your convenience, each bottle includes 365 softgels. This gives you a full year's supply, so you won't need to re-order again for at least a year.
  • EFFECTIVE SOLUTION FOR VITAMIN D DEFICIENCIES. In addition to providing a healthy Vitamin D balance for adults, Vitamin D3 from VitaPremium may also be ideal for those who are deficient in Vitamin D. According to the National Institute for Health & Care Excellence (NICE ), approximately 10 million people in England alone are low in Vitamin D and are advised by medical professionals to consider taking a daily supplement.
  • VitaPremium Vitamin D3 Softgels: Easy-to-swallow softgels providing daily Vitamin D3 support for healthy bones, muscles, and immune function.
Show More
8.7
Excellent
8.7
Excellent
VitaPremium

Vitamin D 4,000 IU Gel Capsules, High Strength Vitamin D3 Supplement, 365 Easy to Swallow Tablets - Full Year Supply

15% OffLimited time deal
Why we love it
  • Strong vitamin D supplement available.
  • Created with no artificial ingredients.
  • Full year's supply provided.
Main Highlights
  • HIGH STRENGTH - Our Vitamin D supplement offers 4,000 IU per softgel to give you more of the "sunshine vitamin" your body needs.
  • NO ARTIFICIAL INGREDIENTS - MADE IN THE UK. We care about how your vitamins are made and what's in them. Vitamin D3 from VitaPremium is manufactured with zero artificial ingredients, right here in the UK to the highest manufacturing standards in the world.
  • FULL YEAR'S SUPPLY - Take just one 4,000 IU Vitamin D3 softgel per day – no need to remind yourself to take multiple tablets throughout the day. For your convenience, each bottle includes 365 softgels. This gives you a full year's supply, so you won't need to re-order again for at least a year.
  • EFFECTIVE SOLUTION FOR VITAMIN D DEFICIENCIES. In addition to providing a healthy Vitamin D balance for adults, Vitamin D3 from VitaPremium may also be ideal for those who are deficient in Vitamin D. According to the National Institute for Health & Care Excellence (NICE ), approximately 10 million people in England alone are low in Vitamin D and are advised by medical professionals to consider taking a daily supplement.
  • VitaPremium Vitamin D3 Softgels: Easy-to-swallow softgels providing daily Vitamin D3 support for healthy bones, muscles, and immune function.
Show More