10 Best Probiotic Supplement in The UK

Last updated on 09/08/2025

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Bio Cultures Complex Probiotics & Prebiotics - 60 Billion CFU - 2 Months Supply - 120 Capsules - 20 Live Bio Cultures - Lactobacillus & Bifidobacterium Strains - Vegan Probiotic Complex Capsules

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Why We Love It

Balances gut flora effectively.
Enhances digestive health naturally.
Ensures optimal bacterial absorption.

Main Highlights

BIO CULTURES COMPLEX WITH 20 PROBIOTIC STRAINS: WeightWorld's Probiotic Complex contains 20 active probiotic strains, including Lactobacillus Acidophilus Probiotic, Lactobacillus Reuteri, Lactobacillus Gasseri, Lactobacillus Rhamnosus, Lactobacillus Plantarum, Bifidobacterium Probiotics, and more. Each serving (2 probiotic capsules) offers 60 billion CFU of viable probiotic cultures.
CONTAINS PREBIOTICS: WeightWorld Prebiotic & Probiotic Supplements include prebiotic ingredients such as 200mg of organic inulin powder and 100mg of fructooligosaccharides per serving. Prebiotics are a type of non-soluble fibre or compound that serves as a food source for probiotic strains. These prebiotics keep the probiotics active and allow them to multiply internally.
2 MONTHS SUPPLY: These Pro and Prebiotics for Women and Men come in easy-to-swallow capsules, great for daily use. Formulated to withstand harsh conditions, they effectively reach the targeted areas. No refrigeration is required, making them simple to store and suitable for travellers or those with a busy routine. Each bottle contains 120 capsules, providing a 2-month supply.
VEGAN-FRIENDLY, NON-GMO & DAIRY-FREE: WeightWorld’s Pro Bio Cultures Complex is formulated with non-GMO ingredients and follows GMP standards for effectiveness. Developed for both men and women, these travel-friendly Prebiotic and Probiotic Supplements are free from soy, lactose, dairy, and preservatives. Suitable for vegans and vegetarians, they’re a great fit for various dietary lifestyles.
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.

60 Billion CFU Probiotic Cultures - Scientifically Backed Lactospore® for Good Gut Flora - Enteric Coating to Ensure Probiotics are Delivered Directly to The Gut, Made in The UK by Nutravita

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Why We Love It

Contains 21 beneficial bacteria strains.
Promotes improved nutrient absorption.
Certified, reliable dietary supplement.

Main Highlights

60 Billion CFU from 21-Strain Complex: Our vegan, easy to swallow and stable capsules contain 21 live bacteria strains with an impressive 60 billion CFU per serving (2 capsules). Each bottle contains 60 capsules which is a full month’s supply. We have also included Lactospore (Bacillus coagulans), a live bacteria strain which has been subject to several clinical trials to support its effectiveness.
Delayed release for better absorption: Most other similar products on the market are not delayed release as their capsules dissolve in the stomach acid. Our Bio Complex 60 billion CFU capsules are resistant to stomach acid allowing them to travel to the intestine where the live bacteria can be the most effective. In addition, every capsule contains 100mg of Inulin which promotes the growth of the friendly bacteria. Designed for daily use, it supports those looking for probiotics for women, pro biotics capsules. Manufactured in the UK and presented in an easy-to-swallow vegan format.
Clean Nutrition You Can Trust: Nutravita’s supplements are manufactured in certified facilities to meet the highest GMP and BRC quality standards. Each batch is rigorously tested for quality and safety. Free from artificial colours, preservatives, and unnecessary binders or fillers for daily use.
Formulated by Nutritionists: Nutravita's products are developed with a team of in-house nutritionists to deliver trusted, effective formulations. We include ingredients with proven benefits to support your wellbeing every day. We are here for your daily support for a wide range of health goals.
Nutravita - Your Health Matters. Trusted By Many, Made For You: Founded in the UK, Nutravita is a family-run brand trusted by thousands of customers since 2014. Our mission is simple: to provide quality, honest supplements that support a healthier lifestyle - backed by transparency, science and care.

Bio Cultures Complex Probiotics and Prebiotics - 77 Billion CFU - 20 Live Cultures - 60 Capsules - Strains Like Lactobacillus Acidophilus & Casei - Prebiotic and Probiotic Supplements for Women & Men

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Why We Love It

Promotes a balanced gut health.
Enhances absorption with delayed-release.
Vegan-friendly and gluten-free.

Main Highlights

20 PROBIOTIC STRAINS DELIVERING 77 BILLION CFU: WeightWorld's Bio Cultures Complex Probiotics for Women & Men provide 77 billion CFU per serving from 20 live cultures. This includes 12 Lactobacillus strains like Rhamnosus, Acidophilus, Crispatus, Salivarius, Reuteri, Casei & Gasseri & Plantarum, as well as 5 Bifidobacterium strains like Longum, Infantis & Lactis. Key strains like Lactococcus Lactis, Streptococcus Thermophilus, & Enterococcus Faecium are also included to complement the complex,
ADDED PREBIOTIC COMPLEX: These Bio Cultures Complex Probiotics contain a blend of prebiotics that act as food for probiotics. These prebiotics not only keep probiotics alive but also allow the probiotic strains to grow and multiply. Each serving offers 200mg of Organic Inulin Powder and 100mg of FOS (Fructosaccharides) Powder, both of which are known for playing a role in the survival and activity of probiotics.
EASY TO SWALLOW & TRAVEL-FRIENDLY: These Pro and Prebiotics for Women & Men have been specially designed to be easy to swallow for everyday convenience. These probiotic capsules can survive harsh environments and reach the intended areas for efficacy. Plus, there’s no need for refrigeration, so this probiotic complex bottle is easy to store and suitable for those who travel or have a busy lifestyle. Each pro biotics bottle contains 60 capsules that will last for a whole month.
VEGAN-FRIENDLY, NON-GMO & DAIRY-FREE: WeightWorld's Prebiotic and Probiotic Supplements are formulated using non-GMO ingredients and are manufactured in accordance with GMP standards for effectiveness & consistency. Moreover, these travel Probiotics for Women & Men are free from soy, lactose, dairy, and preservatives and are suitable for vegans and vegetarians. This makes them a great option for a range of dietary needs and preferences. In case of any concerns, feel free to reach out.
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.

Probiotics for Gut Health 40 Billion CFU - Bloating Relief & Digestive Support Probiotics for Women & Men with Prebiotics Gut Health Supplements - High Potency, Shelf Stable, Non-GMO, 60ct

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Why We Love It

40 Billion CFU per serving.
Supports healthy gut balance.
Premium strains for optimal health.

Main Highlights

40 BILLION PROBIOTICS: Our probiotic complex contains 40 Billion CFU, and contains crucial pre and probiotics for gut health in every serving. These dynamic synbiotic capsules contain the most beneficial bacterial cultures to support your daily digestive health.
SUPPORT GUT HEALTH: Many intestinal issues can negatively affect the body's natural bacterial balance.* With premium pro and prebiotics for gut health, you’re able to support your body’s healthy balance for bloating support, regularity and healthy digestion.*
PREMIUM STRAINS: Our Pro biotics for gut health contains Lactobacillus acidophilus, Bifidobacterium Lactis, Lactobacillus Plantarum, and Lactobacillus Paracasei, as a trusted source of probiotics for women gut health and probiotics for men.
PROTECTED POTENCY: Extra Strength Probiotic 40 Billion gut health supplements is formulated with acid protection, allowing probiotic strains to survive stomach acid and reach the small intestine to support a healthy gut.*
SETTING NEW STANDARDS: Every bottle of our prebiotic and probiotic supplements is formulated by healthcare professionals and manufactured in a cGMP-certified facility using only the purest ingredients for premium quality and potency. They are non-GMO and free from gluten, soy, fillers, preservatives and artificial colorants.

Optibac Probiotics Every Day Extra - High Strength Vegan Digestive Probiotic Supplement with 20 Billion Bacterial Cultures - 30 Capsules

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Why We Love It

Boosts gut-based immunity.
Promotes healthy digestion.
Vegan, Natural Choice.

Main Highlights

HIGH STRENGTH DAILY SUPPLEMENT: Did you know up to 70% of your immune system can be found in the gut?* Optibac Probiotics are scientifically proven to reach your gut alive and complement your natural gut flora. *Source: Vighi et al. (2008)
20 BILLION CFU: Optibac guarantees 20 billion live probiotic bacteria in every capsule
SCIENTIFICALLY PROVEN BACTERIA: High strength digestive supplement, contains Lactobacillus acidophilus NCFM - the most researched acidophilus strain in the world
A VEGAN, MORE NATURAL CHOICE: This digestive probiotic supplement is vegan, dairy free, gluten free & free from added sugar, artificial flavourings or colourings
EASY TO TAKE: Take 1 capsule daily, preferably with breakfast - suitable for women, men and children from 4 years old

Probiotic and Prebiotic Capsules - Supports Digestive Health & Bloating Relief for Women & Men - Pre and Probiotics for Gut Health Supplements with Whole Food Enzymes - Non-GMO, Gluten Free - 30 Ct.

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Why We Love It

Enhances overall digestive health.
Restores natural body balance.
Premium quality, allergen free.

Main Highlights

SYNBIOTIC PROBIOTIC COMPLEX: BioSchwartz combines both pre and probiotics for gut health to help your digestive tract flourish!* Prebiotics can act as a precursor for probiotics, helping to promote beneficial bacterial cultures in your digestive tract.*
SUPPORT GUT HEALTH: Many intestinal issues can negatively affect the body's natural bacterial balance.* With premium pro and prebiotics for gut health, you’re able to support your body’s healthy balance for bloating support, regularity and healthy digestion.*
BLOATING SUPPORT: Pro biotics for gut health like bifidobacterium help support regularity and provide gas & bloating support for women and men.* Our complex is a trusted source of probiotics for women gut health and probiotics for men.
WITH WHOLE FOOD ENZYMES: Our gut health supplements formula combines two of the most potent probiotic strains, Bifidobacterium and Lactobacillus, with whole food digestive enzymes, to support your body in breaking down and absorbing proteins and nutrients.
SETTING THE STANDARD: Every bottle of our prebiotic and probiotic supplements is formulated by healthcare professionals and manufactured in a cGMP-certified facility, using only the purest ingredients for premium quality and potency. They are non-GMO and free from gluten, soy, fillers, preservatives and artificial colorants.

Bettervits Probiotics for Gut Health | 30 Billion CFU for Adults | Bloating Relief & Complete Gut Repair | with Acidophilus, Prebiotic Inulin, Vitamin B12 & Lactobacillus | 30 Capsules

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Why We Love It

Powerful potent dose daily.
Provides 11 beneficial strains.
Includes high quality prebiotic.

Main Highlights

POWERFUL & POTENT: Each capsule delivers a robust 30 billion CFU, providing a clinically studied dose of probiotics for women gut health. Effectively balance your gut microbiome to support optimal digestive health and lasting comfort, all in a single convenient daily serving.
MARKET-LEADING DIVERSITY: Our probiotic complex features 11 powerful strains of Lactobacillus and Bifidobacterium; designed to target bloating and gut health efficiently, promoting robust digestive enzymes with probiotics and overall wellness with every dose.
INCLUDES PREBIOTIC: Boost your digestive health with 100mg of inulin, a powerful prebiotic that enhances probiotic effectiveness. This synergistic combination promotes optimal bacterial balance, creating a healthier gut environment for sustained comfort and improved digestion.
VEGAN FRIENDLY: Enjoy peace of mind with our ethically sourced, 100% vegan ingredients, including an HPMC plant-based capsule shell. Delivering powerful probiotic benefits without compromise, this formula is perfect for those committed to their health and values.
BOOSTS IMMUNE & GENERAL WELLBEING: Strengthen your body’s natural defenses with this powerful probiotics for women & men. Designed to support gut repair and immune health, it revitalizes your vitality and promotes overall wellness with essential nutrients tailored to diverse gut health needs.

Bio-Kult Everyday Multi-Strain Formulation Probiotics for Digestive System, 60 Capsules (Pack of 1)

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Why We Love It

Boosts existing healthy gut flora.
Complements with diverse bacterial strains.
Versatile for all dietary needs.

Main Highlights

Bio-Kult contains 14 strains of live bacteria to complement the existing gut ﬂora naturally present in a healthy person’s digestive system
Microorganisms present in the intestine, collectively called the gut microbiota, are essential to health
Includes Lactobacillus acidophilus, Bifidobacterium longum, Bacillus subtilis and 11 more
Suitable to be taken alongside antibiotics, children from aged 3, when pregnant, when travelling, by vegetarians and as part of a healthy diet. Non GMO
If you are taking any medications or have any medical conditions, please consult your doctor before taking any nutritional food supplement

Optibac Probiotics Every Day - Digestive Probiotic Supplement with 5 Billion Bacterial Cultures & FOS Fibres - 30 Capsules

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Why We Love It

Boosts your immune system health.
Promises 5 billion live probiotics.
Natural, suitable for whole family.

Main Highlights

DAILY DIGESTIVE SUPPLEMENT: Did you know up to 70% of your immune system can be found in the gut?* Optibac Probiotics are scientifically proven to reach your gut alive to complement your natural gut flora. *Source: Vighi et al. (2008)
5 BILLION CFU: Optibac guarantees 5 billion live probiotic bacteria in every capsule
6 STRAIN FORMULATION: contains extensively researched Lactobacillus, Bifidobacterium and Lactococcus strains, scientifically proven to reach the gut alive
FIBRE: Contains 88mg of (FOS) fibres to increase your natural gut bacteria
A VEGETARIAN, MORE NATURAL OPTION: This digestive probiotic supplement is vegetarian, gluten free & free from added sugar, artificial flavourings or colourings. Suitable for women, men & children from 4 years old

NutriZing Bio Cultures Complex Probiotics for Gut Health - High Strength 30 Billion CFU with 16 Bacterial Cultures - Vegan Gut Health Supplements - Probiotics for Men & Women - Made in UK

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Why We Love It

Advanced probiotic formulation with 16 strains.
Promises better bowel performance.
Trusted Brand since 2014.

Main Highlights

WITH 16 LIVE STRAINS - Our special pro biotics formulation has 16 effective strains designed to closely replicate the delicate flora of the digestive system. Contains the extensively researched Lactobacillus and Bifidobacterium strains, scientifically proven to reach the gut alive
30 BILLION CFU. SHELF STABLE: NutriZing guarantees 30 billion live bacterial cultures per serving, designed to last until the end of shelf life
BETTER BOWEL PERFORMANCE: Your gut microbiome is the blueprint for your well-being, and our VEGAN TIME RELEASE CAPSULES disintegrate at exactly the right time to maximise absorption in the intestine and feed healthy microflora to your body
A HEALTHY RESET: For some of us, years of unhealthy habits or the persistent stresses of modern-day life have thrown off the delicate balance of bacteria in the gut microbiome. Our capsules are perfect for a healthy reset - there are no chemicals or harmful additives, and are made in the UK as per GMP standards. Our probiotics are also free from wheat, gluten, soy and dairy
TRUSTED BRAND SINCE 2014: NutriZing is a popular British brand since its inception in 2014. Join the thousands of customers around the world who have benefited from using these probiotics!

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We scanned 1180 products

We reviewed these offers relevant to the Probiotic Supplement within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like WeightWorld, Nutravita, BioSchwartz, OptiBac, Bettervits, Bio-Kult, NutriZing, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Probiotic Supplement in the market, we considered we took a deep dive into 5901 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Bio Cultures Complex Probiotics & Prebiotics - 60 Billion CFU - 2 Months Supply - 120 Capsules - 20 Live Bio Cultures - Lactobacillus & Bifidobacterium Strains - Vegan Probiotic Complex Capsules. We love many things about this product by WeightWorld. What sets it apart from the competition is Balances gut flora effectively, Enhances digestive health naturally, Ensures optimal bacterial absorption.
The best value product for most shoppers and where user satisfaction is continuously the highest is 60 Billion CFU Probiotic Cultures - Scientifically Backed Lactospore® for Good Gut Flora - Enteric Coating to Ensure Probiotics are Delivered Directly to The Gut, Made in The UK by Nutravita by Nutravita based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Probiotic Supplement and the best cost-to-value ratio is Bio-Kult Everyday Multi-Strain Formulation Probiotics for Digestive System, 60 Capsules (Pack of 1)at Bio-Kult with a 30% discount.
Our list of the best Probiotic Supplement is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Probiotic Supplement in The UK

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We scanned 1180 products

We concluded that: