Best L Carnitine 500mg of 2025

Last updated on 04/10/2025
Advertising disclosure
Advertising disclosure
Most Relevant
Most Relevant
Best Choice
1
Viridian - L-Carnitine 500mg - 60 Veg Capsules, Vegan | Formed from Amino Acids Lysine & Methionine | Supports Energy & Muscle Function | 100% Active Ingredients | Nutritionist Formulated
Viridian - L-Carnitine 500mg - 60 Veg Capsules, Vegan | Formed from Amino Acids Lysine & Methionine | Supports Energy & Muscle Function | 100% Active Ingredients | Nutritionist Formulated
Viridian
Why we love it
  • Ideal for vegetarians and vegans.
  • Promotes healthy fat metabolism.
  • Benefits heart and muscle cells.
Main Highlights
  • 500mg PER CAPSULE: Each vegan-friendly capsule delivers a potent 500mg of L-carnitine, an amino acid formed from lysine and methionine, perfect for those on a plant-based diet seeking natural energy support.
  • SUPPORTS ENERGY & MUSCLE FUNCTION: L-carnitine is crucial for transporting fatty acids into cells for energy production. It’s naturally produced in the liver and kidneys, and stored in key areas like muscles, the heart, brain, and sperm, contributing to overall health and vitality.
  • FAST ABSORBING: This supplement uses free-form amino acids, which don’t require digestion, allowing for quicker and more efficient absorption into the body, providing faster benefits than traditional forms.
  • ETHICAL & PURE Formulated with 100% active ingredients by expert nutritionists, this product contains no artificial fillers, GMOs, palm oil, or animal testing. It is ethically sourced and made according to Viridian’s strict quality standards.
  • COMPLETE SATISFACTION: Like every Viridian supplement, L-Carnitine are fully considered from the seed to the recycling bank. Our customer service team and qualified nutritionists are based in Northamptonshire and available to support you. Our range is also stocked in independent health stores across the country.
Show More
9.9
Exceptional
9.9
Exceptional
Viridian
Viridian - L-Carnitine 500mg - 60 Veg Capsules, Vegan | Formed from Amino Acids Lysine & Methionine | Supports Energy & Muscle Function | 100% Active Ingredients | Nutritionist Formulated
Why we love it
  • Ideal for vegetarians and vegans.
  • Promotes healthy fat metabolism.
  • Benefits heart and muscle cells.
Main Highlights
  • 500mg PER CAPSULE: Each vegan-friendly capsule delivers a potent 500mg of L-carnitine, an amino acid formed from lysine and methionine, perfect for those on a plant-based diet seeking natural energy support.
  • SUPPORTS ENERGY & MUSCLE FUNCTION: L-carnitine is crucial for transporting fatty acids into cells for energy production. It’s naturally produced in the liver and kidneys, and stored in key areas like muscles, the heart, brain, and sperm, contributing to overall health and vitality.
  • FAST ABSORBING: This supplement uses free-form amino acids, which don’t require digestion, allowing for quicker and more efficient absorption into the body, providing faster benefits than traditional forms.
  • ETHICAL & PURE Formulated with 100% active ingredients by expert nutritionists, this product contains no artificial fillers, GMOs, palm oil, or animal testing. It is ethically sourced and made according to Viridian’s strict quality standards.
  • COMPLETE SATISFACTION: Like every Viridian supplement, L-Carnitine are fully considered from the seed to the recycling bank. Our customer service team and qualified nutritionists are based in Northamptonshire and available to support you. Our range is also stocked in independent health stores across the country.
Show More
Value for Money
2
Now Foods L-Carnitine, 500mg, Carnipure®, 60 Vegan Capsules, Gluten Free, Vegetarian, Soy Free, Non-GMO
Now Foods L-Carnitine, 500mg, Carnipure®, 60 Vegan Capsules, Gluten Free, Vegetarian, Soy Free, Non-GMO
NOW
Free Shipping
Why we love it
  • High dosage in one capsule.
  • Good bioavailability for vegans.
  • Tested for quality, purity.
Main Highlights
  • HIGH-DOSAGE: One dose, one capsule, L-Carnitine from Now Foods contains 500mg of L-Carnitine, which you can supply to your body every day
  • GOOD TRUSTABILITY: Now Foods L-Carnitine is characterised by good bioavailability and is suitable for a vegan diet
  • HIGH QUALITY: Now Foods L-Carnitine capsules are tested in independent laboratories for quality and purity
  • WITHOUT UNWANTED ADDITIVES: The L-Carnitine capsules from Now Foods are gluten-free and produced without genetic engineering
  • IMPORTANT NUTRIENTS: L-Carnitine from Now Foods contains 500mg of L-Carnitine per capsule; an important nutrient involved in many processes in the human body
Show More
9.8
Exceptional
9.8
Exceptional
NOW
Now Foods L-Carnitine, 500mg, Carnipure®, 60 Vegan Capsules, Gluten Free, Vegetarian, Soy Free, Non-GMO
Free Shipping
Why we love it
  • High dosage in one capsule.
  • Good bioavailability for vegans.
  • Tested for quality, purity.
Main Highlights
  • HIGH-DOSAGE: One dose, one capsule, L-Carnitine from Now Foods contains 500mg of L-Carnitine, which you can supply to your body every day
  • GOOD TRUSTABILITY: Now Foods L-Carnitine is characterised by good bioavailability and is suitable for a vegan diet
  • HIGH QUALITY: Now Foods L-Carnitine capsules are tested in independent laboratories for quality and purity
  • WITHOUT UNWANTED ADDITIVES: The L-Carnitine capsules from Now Foods are gluten-free and produced without genetic engineering
  • IMPORTANT NUTRIENTS: L-Carnitine from Now Foods contains 500mg of L-Carnitine per capsule; an important nutrient involved in many processes in the human body
Show More
3
Thorne Acetyl-L-Carnitine - 500 mg - 60 Capsules
Thorne Acetyl-L-Carnitine - 500 mg - 60 Capsules
THORNE
Free Shipping
Why we love it
  • Supports optimal nerve function.
  • Enhances healthy brain activity.
  • Boosts reproductive health.
Main Highlights
  • Thorne Acetyl-L-Carnitine: Each capsule contains 500 mg of Acetyl-L-Carnitine (Chloride) per serving (1 capsule). The product is packaged with 60 servings per container
  • Third-Party Tested: This product has been independently tested and certified to ensure that the contents match the label and contain no unsafe levels of contaminants, such as heavy metals, pesticides, and microorganisms
  • How to Use: Take 1 capsule two to three times daily or as recommended by your health-care practitioner
  • Free From: Every Thorne product is made with the purest possible ingredients. This product contains no gluten, soy, dairy, shellfish, or fish
  • Our Mission: We believe personalised, scientific wellness can extend the duration of one's health span, create happier and healthier lives, and feel one’s best at every age and life stage
Show More
9.6
Superb
9.6
Superb
THORNE
Thorne Acetyl-L-Carnitine - 500 mg - 60 Capsules
Free Shipping
Why we love it
  • Supports optimal nerve function.
  • Enhances healthy brain activity.
  • Boosts reproductive health.
Main Highlights
  • Thorne Acetyl-L-Carnitine: Each capsule contains 500 mg of Acetyl-L-Carnitine (Chloride) per serving (1 capsule). The product is packaged with 60 servings per container
  • Third-Party Tested: This product has been independently tested and certified to ensure that the contents match the label and contain no unsafe levels of contaminants, such as heavy metals, pesticides, and microorganisms
  • How to Use: Take 1 capsule two to three times daily or as recommended by your health-care practitioner
  • Free From: Every Thorne product is made with the purest possible ingredients. This product contains no gluten, soy, dairy, shellfish, or fish
  • Our Mission: We believe personalised, scientific wellness can extend the duration of one's health span, create happier and healthier lives, and feel one’s best at every age and life stage
Show More
4
Solgar 500 mg L-Carnitine Tablets - Pack of 30 - Metabolism Support - Helps Transport Fatty Acids - Vegan, Gluten Free and Kosher
Solgar 500 mg L-Carnitine Tablets - Pack of 30 - Metabolism Support - Helps Transport Fatty Acids - Vegan, Gluten Free and Kosher
Solgar
Free Shipping
Why we love it
  • Supports healthy metabolism efficiently.
  • Encourages natural wellness journey.
  • Committed to sustainability.
Main Highlights
  • ✓ METABOLISM SUPPORT - L-Carnitine 500 mg Tablets is one of Solgar's premium-quality amino acid range products containing L-Carnitine, an amino acid important for metabolism and the release of cellular energy
  • ✓ FATTY ACID TRANSPORT - Carnitine is actually a dipeptide - an amino acid made up of two other essential amino acids; Methionine and Lysine. L-Carnitine helps to transport long chain fatty acids into cell mitochondria
  • ✓ 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
  • ✓ COMMITTED TO SUSTAINABILITY - For over 70 years we've used 100% recyclable amber glass bottles
  • ✓ GOLD STANDARD - All Solgar products meet our industry recognized “Gold Standard” for excellence, made using naturally sourced ingredients and innovating since 1947
Show More
9.4
Superb
9.4
Superb
Solgar
Solgar 500 mg L-Carnitine Tablets - Pack of 30 - Metabolism Support - Helps Transport Fatty Acids - Vegan, Gluten Free and Kosher
Free Shipping
Why we love it
  • Supports healthy metabolism efficiently.
  • Encourages natural wellness journey.
  • Committed to sustainability.
Main Highlights
  • ✓ METABOLISM SUPPORT - L-Carnitine 500 mg Tablets is one of Solgar's premium-quality amino acid range products containing L-Carnitine, an amino acid important for metabolism and the release of cellular energy
  • ✓ FATTY ACID TRANSPORT - Carnitine is actually a dipeptide - an amino acid made up of two other essential amino acids; Methionine and Lysine. L-Carnitine helps to transport long chain fatty acids into cell mitochondria
  • ✓ 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
  • ✓ COMMITTED TO SUSTAINABILITY - For over 70 years we've used 100% recyclable amber glass bottles
  • ✓ GOLD STANDARD - All Solgar products meet our industry recognized “Gold Standard” for excellence, made using naturally sourced ingredients and innovating since 1947
Show More
5
Lamberts L-Carnitine 500mg 60 Capsules – Pure Free-Form Carnitine – As L-Carnitine L-Tartrate – Vegan
Lamberts L-Carnitine 500mg 60 Capsules – Pure Free-Form Carnitine – As L-Carnitine L-Tartrate – Vegan
Lamberts
6% Off
Why we love it
  • High potency with 500mg.
  • Manufactured in the UK.
  • Meets strict quality standards.
Main Highlights
  • PROVIDES 500MG OF PURE L-CARNITINE: Delivered in the well-absorbed L-tartrate form for efficient uptake
  • READY-TO-ABSORB FORMAT: Free-form amino acid does not require breakdown by digestive enzymes
  • HIGH PURITY FROM 735MG L-CARNITINE L-TARTRATE: Each capsule provides a consistent and quality-assured dose
  • MANUFACTURED TO GMP STANDARDS IN THE UK: Produced under strict pharmaceutical-grade conditions
  • SUITABLE FOR VEGANS & ALLERGY-FRIENDLY: Free from gluten, lactose, dairy, soya, shellfish, and other common allergens
Show More
9.3
Superb
9.3
Superb
Lamberts
Lamberts L-Carnitine 500mg 60 Capsules – Pure Free-Form Carnitine – As L-Carnitine L-Tartrate – Vegan
6% Off
Why we love it
  • High potency with 500mg.
  • Manufactured in the UK.
  • Meets strict quality standards.
Main Highlights
  • PROVIDES 500MG OF PURE L-CARNITINE: Delivered in the well-absorbed L-tartrate form for efficient uptake
  • READY-TO-ABSORB FORMAT: Free-form amino acid does not require breakdown by digestive enzymes
  • HIGH PURITY FROM 735MG L-CARNITINE L-TARTRATE: Each capsule provides a consistent and quality-assured dose
  • MANUFACTURED TO GMP STANDARDS IN THE UK: Produced under strict pharmaceutical-grade conditions
  • SUITABLE FOR VEGANS & ALLERGY-FRIENDLY: Free from gluten, lactose, dairy, soya, shellfish, and other common allergens
Show More
6
Now Foods, Acetyl-L-Carnitine, 500mg, 50 Vegan Capsules, Lab-Tested, Amino Acid, Gluten Free, SOYA Free, Vegetarian
Now Foods, Acetyl-L-Carnitine, 500mg, 50 Vegan Capsules, Lab-Tested, Amino Acid, Gluten Free, SOYA Free, Vegetarian
NOW
Free Shipping
Why we love it
  • High dosage in one capsule.
  • Excellent bioavailability, vegan friendly.
  • Quality tested, no additives.
Main Highlights
  • HIGH-DOSAGE: One dose, one capsule, of Acetyl-L-Carnitine from Now Foods contains 500 mg of carnitine, which you can supply to your body every day
  • GOOD BIOAVAILABILITY: Now Foods Acetyl-L-Carnitine is characterised by good bioavailability and is suitable for a vegan diet
  • HIGH QUALITY: Acetyl-L-Carnitine capsules from Now Foods are tested in independent laboratories for quality and purity
  • WITHOUT UNWANTED ADDITIVES: Carnitine capsules from Now Foods are gluten-free, soy-free and produced without genetic engineering
  • IMPORTANT NUTRIENTS: Acetyl-L-Carnitine from Now Foods contains 500 mg of carnitine, an amino acid that can take over important tasks in the human organism
Show More
9.1
Superb
9.1
Superb
NOW
Now Foods, Acetyl-L-Carnitine, 500mg, 50 Vegan Capsules, Lab-Tested, Amino Acid, Gluten Free, SOYA Free, Vegetarian
Free Shipping
Why we love it
  • High dosage in one capsule.
  • Excellent bioavailability, vegan friendly.
  • Quality tested, no additives.
Main Highlights
  • HIGH-DOSAGE: One dose, one capsule, of Acetyl-L-Carnitine from Now Foods contains 500 mg of carnitine, which you can supply to your body every day
  • GOOD BIOAVAILABILITY: Now Foods Acetyl-L-Carnitine is characterised by good bioavailability and is suitable for a vegan diet
  • HIGH QUALITY: Acetyl-L-Carnitine capsules from Now Foods are tested in independent laboratories for quality and purity
  • WITHOUT UNWANTED ADDITIVES: Carnitine capsules from Now Foods are gluten-free, soy-free and produced without genetic engineering
  • IMPORTANT NUTRIENTS: Acetyl-L-Carnitine from Now Foods contains 500 mg of carnitine, an amino acid that can take over important tasks in the human organism
Show More
7
Nutricost Acetyl L-Carnitine 500mg, 180 Capsules - Non-GMO and Gluten Free
Nutricost Acetyl L-Carnitine 500mg, 180 Capsules - Non-GMO and Gluten Free
Nutricost
32% OffFree Shipping
Why we love it
  • Product description needed for writing points.
Main Highlights
  • Acetyl L-Carnitine (ALCAR): Each capsule contains 500mg of Acetyl L-Carnitine (ALCAR)
  • 180 capsules per bottle: With 180 capsules in each bottle, you have a generous supply of Acetyl L-Carnitine to last you for an extended period, allowing for consistent usage if taken as suggested.
  • Convenient daily serving: With a recommended serving size of just one capsule per day (180 Servings Per Bottle), Nutricost Acetyl L-Carnitine is easy to incorporate into your daily routine.
  • Quality Manufacturing: Nutricost Acetyl L-Carnitine is manufactured in an NSF certified, GMP Compliant Facility, ensuring the highest standards of quality and purity.
  • ndependent Testing: To guarantee the integrity of our product, each batch of Nutricost Acetyl L-Carnitine undergoes independent testing in third-party ISO accredited laboratories.
Show More
9.1
Superb
9.1
Superb
Nutricost
Nutricost Acetyl L-Carnitine 500mg, 180 Capsules - Non-GMO and Gluten Free
32% OffFree Shipping
Why we love it
  • Product description needed for writing points.
Main Highlights
  • Acetyl L-Carnitine (ALCAR): Each capsule contains 500mg of Acetyl L-Carnitine (ALCAR)
  • 180 capsules per bottle: With 180 capsules in each bottle, you have a generous supply of Acetyl L-Carnitine to last you for an extended period, allowing for consistent usage if taken as suggested.
  • Convenient daily serving: With a recommended serving size of just one capsule per day (180 Servings Per Bottle), Nutricost Acetyl L-Carnitine is easy to incorporate into your daily routine.
  • Quality Manufacturing: Nutricost Acetyl L-Carnitine is manufactured in an NSF certified, GMP Compliant Facility, ensuring the highest standards of quality and purity.
  • ndependent Testing: To guarantee the integrity of our product, each batch of Nutricost Acetyl L-Carnitine undergoes independent testing in third-party ISO accredited laboratories.
Show More
8
L-Carnitine Complex - High Strength Capsules with Added Riboflavin, Biotin, Chromium, Vitamin D, B3 & B6 - Macronutrient & Energy Yielding Metabolism - 150 Vegan Capsules - Made in the UK by Nutravita
L-Carnitine Complex - High Strength Capsules with Added Riboflavin, Biotin, Chromium, Vitamin D, B3 & B6 - Macronutrient & Energy Yielding Metabolism - 150 Vegan Capsules - Made in the UK by Nutravita
Nutravita
Free Shipping
Why we love it
  • Boosts energy and reduces fatigue.
  • Suitable for vegans and allergen-free.
  • Award-winning sports nutrition supplement.
Main Highlights
  • ✔ WHY NUTRAVITA'S L-CARNITINE COMPLEX? - L-Carnitine is a chemical similar to an amino acid that is produced in the body. L-Carnitine helps the body turn fat into energy. Our product has been blended with Vitamin D3, Vitamin B2, B3 and B6, Biotin and Chromium for added benefits.
  • ✔ WHAT ARE THE BENEFITS OF TAKING OUR L-CARNITINE COMPLEX - The added Vitamin D contributes to the maintenance of normal muscle function and bones. Riboflavin, Niacin (Vitamin B3) and Vitamin B6 all contribute to normal energy-yielding metabolism and reduction of tiredness and fatigue. Biotin contributes to normal macronutrient metabolism and normal energy-yielding metabolism. Chromium contributes to normal macronutrient metabolism. Claims substantiated by EFSA (European Food Safety Authority).
  • ✔ HOW TO TAKE OUR L-CARNITINE COMPLEX - Our supplement is vegan friendly, and comes with 150 capsules. At a recommended daily serving of 2 capsules per day, our supplement will last you for 2.5 months. Our supplement is designed to be suitable for both men and women, as well as being free from GMO, nuts, gluten, lactose, and wheat.
  • ✔ AWARD WINNING - We are proud to share that products in our sports range have won an award in the Men's Fitness Nutrition Awards 2024. We deliver the same quality across our entire sports range to improve workout performance, boost muscle growth, and speed up recovery. Our sports range brings the essentials for consistent and reliable support in all types of training and performance goals - for the casual gym goer or fitness enthusiasts, up to the extreme athlete, and every level in between.
  • ✔ 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
8.9
Excellent
8.9
Excellent
Nutravita
L-Carnitine Complex - High Strength Capsules with Added Riboflavin, Biotin, Chromium, Vitamin D, B3 & B6 - Macronutrient & Energy Yielding Metabolism - 150 Vegan Capsules - Made in the UK by Nutravita
Free Shipping
Why we love it
  • Boosts energy and reduces fatigue.
  • Suitable for vegans and allergen-free.
  • Award-winning sports nutrition supplement.
Main Highlights
  • ✔ WHY NUTRAVITA'S L-CARNITINE COMPLEX? - L-Carnitine is a chemical similar to an amino acid that is produced in the body. L-Carnitine helps the body turn fat into energy. Our product has been blended with Vitamin D3, Vitamin B2, B3 and B6, Biotin and Chromium for added benefits.
  • ✔ WHAT ARE THE BENEFITS OF TAKING OUR L-CARNITINE COMPLEX - The added Vitamin D contributes to the maintenance of normal muscle function and bones. Riboflavin, Niacin (Vitamin B3) and Vitamin B6 all contribute to normal energy-yielding metabolism and reduction of tiredness and fatigue. Biotin contributes to normal macronutrient metabolism and normal energy-yielding metabolism. Chromium contributes to normal macronutrient metabolism. Claims substantiated by EFSA (European Food Safety Authority).
  • ✔ HOW TO TAKE OUR L-CARNITINE COMPLEX - Our supplement is vegan friendly, and comes with 150 capsules. At a recommended daily serving of 2 capsules per day, our supplement will last you for 2.5 months. Our supplement is designed to be suitable for both men and women, as well as being free from GMO, nuts, gluten, lactose, and wheat.
  • ✔ AWARD WINNING - We are proud to share that products in our sports range have won an award in the Men's Fitness Nutrition Awards 2024. We deliver the same quality across our entire sports range to improve workout performance, boost muscle growth, and speed up recovery. Our sports range brings the essentials for consistent and reliable support in all types of training and performance goals - for the casual gym goer or fitness enthusiasts, up to the extreme athlete, and every level in between.
  • ✔ 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
Vita World L-Carnitine 500Mg 100 Capsules Vegan/Vegetarian Made in Germany
Vita World L-Carnitine 500Mg 100 Capsules Vegan/Vegetarian Made in Germany
Vita World
Free Shipping
Why we love it
  • Safe for small children.
  • Promotes healthy lifestyle choices.
  • Easy storage and maintenance.
Main Highlights
  • The recommended daily dose should not be exceeded.
  • Keep out of reach of small children.
  • Dietary supplements are no substitute for a balanced and varied diet and a healthy lifestyle.
  • Keep the can tightly closed after use.
  • Store cool, not above 25 degrees and dry.
Show More
8.8
Excellent
8.8
Excellent
Vita World
Vita World L-Carnitine 500Mg 100 Capsules Vegan/Vegetarian Made in Germany
Free Shipping
Why we love it
  • Safe for small children.
  • Promotes healthy lifestyle choices.
  • Easy storage and maintenance.
Main Highlights
  • The recommended daily dose should not be exceeded.
  • Keep out of reach of small children.
  • Dietary supplements are no substitute for a balanced and varied diet and a healthy lifestyle.
  • Keep the can tightly closed after use.
  • Store cool, not above 25 degrees and dry.
Show More
10
Best Naturals Acetyl L-Carnitine 500 mg 120 Capsules
Best Naturals Acetyl L-Carnitine 500 mg 120 Capsules
Best Naturals
Free Shipping
Why we love it
  • Boosts brain's energy metabolism.
  • Promotes nerve health, cognitive support.
  • Guarantees purity and potency.
Main Highlights
  • Supports energy metabolism in the brain
  • Supports Health Nerves -- Cognitive Support
  • Antioxidant Support -- Supports Memory
  • Acetyl L-Carnitine 500 mg per Cap -- 120 Caps per Bottle
  • All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world -- Proudly Made in USA -- Purity & Potency Guaranteed
Show More
8.7
Excellent
8.7
Excellent
Best Naturals
Best Naturals Acetyl L-Carnitine 500 mg 120 Capsules
Free Shipping
Why we love it
  • Boosts brain's energy metabolism.
  • Promotes nerve health, cognitive support.
  • Guarantees purity and potency.
Main Highlights
  • Supports energy metabolism in the brain
  • Supports Health Nerves -- Cognitive Support
  • Antioxidant Support -- Supports Memory
  • Acetyl L-Carnitine 500 mg per Cap -- 120 Caps per Bottle
  • All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world -- Proudly Made in USA -- Purity & Potency Guaranteed
Show More