10 Best Probiotics For Gut Health Infant in The UK

Last updated on 12/08/2025
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Best Choice
1
9.8
Exceptional
lovebug PROBIOTICS for Kids – Probiotic Chewables with Prebiotic Fiber for Age 4+, Daily Children's Gut Health, Constipation, Digestive & Immune Support Supplement, Sugar-Free Berry Flavor, 60 ct
LOVEBUG
lovebug PROBIOTICS for Kids – Probiotic Chewables with Prebiotic Fiber for Age 4+, Daily Children's Gut Health, Constipation, Digestive & Immune Support Supplement, Sugar-Free Berry Flavor, 60 ct
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Why We Love It
  • Award-winning, trusted by parents.
  • Allergen-free, vegan, non-GMO.
  • Delicious, sugar-free, berry-flavored.
Main Highlights
  • Award-Winning Kids Probiotic Chewables – Lovebug Chew On This is a daily supplement for ages 4+ that helps to build a strong, healthy gut flora, laying the foundation for your child’s overall well-being*
  • Support Your Child's Digestive Health – This formula helps to ease common issues like diarrhea, constipation, skin issues, digestive upset & weakened immunity*, which can by driven by probiotic-related deficiencies
  • 7 Child-Specific Strains – Lactobacillus acidophilus, rhamnosus GG, plantarum, L. reuteri, Bifidobacterium infantis and lactis, and prebiotic fiber all work to strengthen your child's growing digestion and immune system*
  • 10 Billion CFU Per Serving – With a gentle, multistrain formula, this children's probiotic promotes a diverse and balanced microbiome & gut health*. The added kids fiber feeds the probiotics for multifaceted support
  • Allergen-Free – Lovebug probiotic for kids is non-GMO, vegan, and free from artificial colors, flavors, preservatives, and the 8 major allergens*. Plus, they're shelf-stable, requiring no refrigeration
  • Nurture Their Growth – Adding these vital kids prebiotic and probiotic strains to modern day diets helps build lifelong resilience from the inside out*, supporting their growth every step of the way
  • Tasty & Easy to Chew – This delicious, berry-flavored fiber supplement for kids is easy to chew and taste like a treat, even to the pickiest of eaters
  • Sugar-Free – Being completely sugar free, these chewable probiotics kids ensure the benefits aren't cancelled before they reach the tummy, effectively promoting a balanced gut microbiome* and providing natural kids constipation relief*
  • Uncompromising Quality – Lovebug kids probiotics are third-party tested and made in the USA in cGMP-certified facilities, ensuring the highest quality for your child's health and development
  • Trusted by Parents and Experts – We are proud to have earned the Gold Medal Mum’s Choice Award, reflecting not only our dedication to quality, purity, but also meeting the unique needs of toddlers and young children
9.8
Exceptional
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2
9.8
Exceptional
BIOGAIA Protectis Baby Drops with Vitamin D | Lactobacillus Reuteri Probiotic Supplement for Newborns, Infants & Babies | for Digestive and Immune System, Helps Relieve Tummy Gas and Discomfort
BioGaia
BIOGAIA Protectis Baby Drops with Vitamin D | Lactobacillus Reuteri Probiotic Supplement for Newborns, Infants & Babies | for Digestive and Immune System, Helps Relieve Tummy Gas and Discomfort
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Why We Love It
  • Supports early-life gut health.
  • Promotes immune system functionality.
  • Most researched probiotics worldwide.
Main Highlights
  • PREMIUM PROBIOTICS FOR NEWBORNS, BABIES & INFANTS: With over 100 million products sold, BioGaia Protectis Baby Drops with Vitamin D is a 2-in-1 probiotic supplement scientifically formulated to help maintain a natural balance in the gut and support digestive ease. Safe from birth onwards, great as a toddler or kids’ probiotic.
  • BACKED BY SCIENCE: Baby probiotic with high-quality bacteria lactobacillus reuteri - among the most researched probiotic in the world. Clinically proven in over 250+ studies, to help boost good microorganisms and maintain a natural balance in the gut.
  • IMMUNE SUPPORT: Infused with Vitamin D, which contributes to the normal functioning of the immune system and is needed for normal growth and development of bone in infants and children.
  • NATURAL + EASY TO USE: Ideal for breast-or formula feed babies, our probiotic Baby Drops are 100% natural, and can be taken with or without food, any time of day. A newborn, baby essential.
  • WORLD-LEADING BRAND: BioGaia is a world leader in infant probiotics and microbiome research. Our multi award-winning Baby Drops are recommended by 9/10 UK mums and are sold in over 100 countries.*
9.8
Exceptional
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3
9.7
Exceptional
UDO’s Choice Babies & Toddlers Blend Probiotics - 6 Infant-Friendly Microbiotic Strains - 1.7 Billion Live Cultures - Bifido & Lacto Bacteria -for Ages 0-5 - Gluten & FOS Free -75g Powder
Udo's Choice
UDO’s Choice Babies & Toddlers Blend Probiotics - 6 Infant-Friendly Microbiotic Strains - 1.7 Billion Live Cultures - Bifido & Lacto Bacteria -for Ages 0-5 - Gluten & FOS Free -75g Powder
Why We Love It
  • Designed for healthy infant microflora.
  • Contains specific bacterial strains.
  • Easily added to liquids.
Main Highlights
  • SPECIALLY FORMULATED FOR AGES 0–5
Expertly developed to support the delicate digestive systems of babies and young children aged 0–5. This unique probiotic blend reflects the natural gut flora found in healthy infants during early life development and growth.
  • 6 TARGETED INFANT-SPECIFIC STRAINS
Contains 6 scientifically selected strains including B. infantis, B. bifidum, and B. breve-important for infants’ gut health. These strains help establish a strong microbiome, especially beneficial for babies born by C-section or fed with formula.
  • 1.7 BILLION GUARANTEED LIVE CULTURES
Each 1g serving provides 1.7 billion live cells guaranteed at expiry (3 billion at manufacture), delivering dependable microbiotic support. Every dose is crafted to maintain optimal viability throughout its shelf life.
  • EASY-TO-MIX, GENTLE POWDER FORMAT
Tasteless, easy-mix powder dissolves smoothly into breast milk, cooled boiled water, or formula. Ideal for newborns and toddlers alike-no swallowing needed, just safe, simple daily gut support.
  • FREE FROM GLUTEN, DAIRY & FOS
Carefully formulated without gluten, dairy, or FOS (fructooligosaccharides), this blend is suitable for babies with dietary sensitivities or intolerances. A clean and gentle option for developing digestive systems.
  • TRUSTED BRAND WITH 20+ YEARS OF EXPERTISE
Udo’s Choice is a leading name in microbiotics, trusted by parents and health practitioners for over two decades. Our Babies & Toddlers Blend is a premium, research-backed formula supporting infant gut health naturally
9.7
Exceptional
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4
9.6
Superb
Save 11%
SMART STRAINS for Mother & Baby Probiotics Bundle | Clinically Proven Cultures for Vaginal & Infant Gut Health | Formulated by The Gut Health Doctor | 5 Billion CFU & Vitamin D3 | 30 Caps & 28 Doses
SMART STRAINS
SMART STRAINS for Mother & Baby Probiotics Bundle | Clinically Proven Cultures for Vaginal & Infant Gut Health | Formulated by The Gut Health Doctor | 5 Billion CFU & Vitamin D3 | 30 Caps & 28 Doses
11% Off
Why We Love It
  • Scientifically formulated by experts.
  • Targeted strains for optimal health.
  • Safe for mothers and babies.
Main Highlights
  • 𝗖𝗟𝗜𝗡𝗜𝗖𝗔𝗟 𝗘𝗫𝗣𝗘𝗥𝗧-𝗙𝗢𝗥𝗠𝗨𝗟𝗔𝗧𝗘𝗗 𝗕𝗬 𝗧𝗛𝗘 𝗚𝗨𝗧 𝗛𝗘𝗔𝗟𝗧𝗛 𝗗𝗢𝗖𝗧𝗢𝗥 – Dr Megan Rossi (PhD, RD, APD), leading dietitian, nutritionist and gut health scientist, created SMART STRAINS to transform how mothers and babies support their health with probiotics. This tailored bundle brings together her most trusted live bacterial formulas for women’s intimate flora and babies’ and toddlers’ gut and immune support – backed by world-class science.
  • 𝗧𝗪𝗢 𝗧𝗔𝗥𝗚𝗘𝗧𝗘𝗗 𝗣𝗥𝗢𝗕𝗜𝗢𝗧𝗜𝗖𝗦 𝗜𝗡 𝗢𝗡𝗘 𝗕𝗨𝗡𝗗𝗟𝗘 – This mother and baby probiotic pack combines SMART STRAINS for Women (La-14, HN001) and SMART STRAINS for Fussy Babies and Toddlers (BB-12 + Vitamin D3), with clinically proven targeted probiotics to support vaginal health, reduce candida and bacterial imbalance in women, and promote gut and immune development in babies and toddlers.
  • 𝗥𝗜𝗚𝗛𝗧 𝗦𝗧𝗥𝗔𝗜𝗡, 𝗥𝗜𝗚𝗛𝗧 𝗧𝗜𝗠𝗘, 𝗥𝗜𝗚𝗛𝗧 𝗪𝗔𝗬 – This bundle uses targeted probiotic strains in evidence-backed doses: For women, (La-14 & HN001) plus Lactoferrin to reduce Gardnerella and candida overgrowth and maintain vaginal flora; for babies, (BB-12) + 10μg Vitamin D3 to reduce fussiness, support digestion and immunity – safe from birth through 4 years.
  • 𝗦𝗨𝗜𝗧𝗔𝗕𝗟𝗘 𝗔𝗧 𝐂𝐑𝐈𝐓𝐈𝐂𝐀𝐋 𝗟𝗜𝗙𝗘 𝗦𝗧𝗔𝗚𝗘𝗦 – SMART STRAINS Women’s Probiotic is safe during pregnancy and breastfeeding, offering intimate support when you need it most. The Baby Probiotic Drops are safe from birth, ideal for newborns and infants through their crucial microbiome development years. This bundle supports mom’s wellbeing while setting a strong foundation for babys’ and toddlers’ immune systems and gut health.
  • 𝗖𝗟𝗘𝗔𝗡, 𝗣𝗥𝗘𝗖𝗜𝗦𝗘 & 𝗘𝗩𝗜𝗗𝗘𝗡𝗖𝗘-𝗕𝗔𝗦𝗘𝗗 – Free from added sugars, gluten, yeast, emulsifiers, sweeteners, and preservatives. Each formula is lab-tested for potency and purity, with clinical doses replicated exactly from published trials. Because your health – and your baby’s – deserves better than generic probiotics.
9.6
Superb
Save 11%
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5
9.5
Superb
BioGaia Protectis Baby Drops | Probiotic Supplement for Newborns, Babies & Infants | Digestive Relief for Tummy Gas & Discomfort | Significantly Reduces Crying | Dairy-Free | 10 ml
BioGaia
BioGaia Protectis Baby Drops | Probiotic Supplement for Newborns, Babies & Infants | Digestive Relief for Tummy Gas & Discomfort | Significantly Reduces Crying | Dairy-Free | 10 ml
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Why We Love It
  • Highly effective and safe probiotic.
  • World’s most researched probiotic strain.
  • Convenient and allergen-free drops.
Main Highlights
  • HIGHLY EFFECTIVE PROBIOTIC FOR NEWBORNS, BABIES & INFANTS: Recommended by paediatricians and healthcare professionals worldwide and with over 100 million products sold, BioGaia Protectis Baby Drops is a world-first, dairy-free probiotic supplement, scientifically proven to help balance and encourage good bacteria in the digestive tract and to reduce crying time. Proven safe from birth onwards, great as a toddler or kids’ probiotic.
  • INFANT DROPS WITH L.REUTERI: The world’s most researched probiotic* BioGaia’s L.Reuteri bacteria strain originates from breast milk, making it a rare probiotic strain having co-evolved with humans since the dawn of time. It is easily absorbed and utilised by your baby’s developing digestive system, complementing their natural gut flora.
  • NEWBORN AND INFANT ESSENTIAL: Perfect for breast-or formula-fed babies, our probiotic Baby Drops are allergen-free and can be taken with or without food, any time of day. Just five drops daily, can be administered on the nipple, or on a sterile spoon or clean finger
  • PIONEERING INFANT GUT HEALTH: Our baby probiotic, powered by high-quality Lactobacillus reuteri, stands at the forefront of microbiome research. Backed by 250+ clinical studies, it helps support and maintain gut balance, reduce infant digestive issues and restore household happiness.
  • TRUSTED AROUND THE WORLD: For over thirty years, BioGaia is a world-renowned leader in infant probiotics research. Our multi award-winning Baby Drops are Mumsnet rated, recommended by 9/10 UK mums* and are sold in over 110 countries.
9.5
Superb
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6
9.5
Superb
BioGaia Protectis Probiotic Drops 5ml,Suitable for Newborn Babies,Balance Baby’s Gut Flora. Contains BioGaia Patented L Reuteri DSM 17938
BioGaia
BioGaia Protectis Probiotic Drops 5ml,Suitable for Newborn Babies,Balance Baby’s Gut Flora. Contains BioGaia Patented L Reuteri DSM 17938
Why We Love It
  • Clinically studied safety.
  • Found in breastmilk.
  • Promotes digestive health.
Main Highlights
  • One of the safest and most clinically studied probiotics in infants
  • With probiotic strain found naturally in breastmilk
  • Encourages good bacteria in the digestive tract
  • Recommended by pediatricians worldwide
  • 5 drops once daily - safe to use from birth
9.5
Superb
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7
9.3
Superb
Bettervits Kids Probiotic Complex – 10 Billion CFU | Probiotics for Children 10-16 years old - Gut Health and Immunity Support | Maintains Healthy Digestion | 60 Chewable Orange-Flavored Tablets.
Bettervits
Bettervits Kids Probiotic Complex – 10 Billion CFU | Probiotics for Children 10-16 years old - Gut Health and Immunity Support | Maintains Healthy Digestion | 60 Chewable Orange-Flavored Tablets.
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Why We Love It
  • Powerful dosage ensures optimal gut health.
  • Seven beneficial bacteria strains included.
  • UK-made product guarantees quality.
Main Highlights
  • SUPPOERTS DIGESTIVE HEALTH: Bettervits probiotics for children 10-16 years old are specially formulated to help maintain a balanced gut microbiome, promoting healthy digestion and nutrient absorption. A well-supported gut contributes to overall wellness and immune function, helping children stay active and thrive.
  • 10 BILLION CFU SUPPORT: Each serving of Kids probiotics delivers 10 billion CFU of carefully selected probiotics to help maintain digestive balance and immune function. Designed for easy daily use, these chewable tablets fit seamlessly into your child’s routine, providing convenient support for their overall well-being.
  • SUPPORT IMMUNE FUNCTION: Bettervits probiotics for children help maintain a healthy gut microbiome, which plays a key role in immune health. A well-balanced digestive system supports the body's natural defenses, helping kids stay active and confident through every season.
  • 7 BACTERIA STRAINS: For Balanced Gut Health: Formulated with 7 strains of Lactobacillus and Bifidobacterium, Bettervits probiotics for children support a healthy digestive system. This diverse blend helps maintain gut balance, promoting comfort and well-being, so kids can enjoy energetic play while parents have peace of mind.
  • CHILD-FRIENDLY PROBIOTIC SUPPORT: We prioritize safe and effective probiotics designed for growing children. Our carefully formulated kids’ probiotic supports healthy digestion and overall well-being, helping to build strong habits for lifelong wellness. Give your child the daily support they need for a happy, active future.
9.3
Superb
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8
9.1
Superb
NAVEH PHARMA Postbiotics Kids Strawberry Gummies. Children’s Postbiotics, Ages 4+, 1 Trillion Good Bacteria 200X Ingredients Than Probiotic Or Prebiotic. Gut Health, Immunity, Digestion & Microbiome
NAVEH PHARMA
NAVEH PHARMA Postbiotics Kids Strawberry Gummies. Children’s Postbiotics, Ages 4+, 1 Trillion Good Bacteria 200X Ingredients Than Probiotic Or Prebiotic. Gut Health, Immunity, Digestion & Microbiome
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Why We Love It
  • Supports healthy gut bacteria.
  • Boosts immune system effectively.
  • Convenient and shelf-stable option.
Main Highlights
  • The Power of Postbiotic Gummies - Introduce your child to a healthier tummy with our postbiotic gummies, specially formulated for little ones. Unlike regular probiotics, these gut health gummies are super-effective, helping good gut bacteria thrive while eliminating the yucky stuff. Packed with properties that fight germs, boost antioxidants, and support the immune system, these postbiotic gummies elevate your child's digestive health. Our postbiotic boasts 200x more active ingredients than other probiotics and gut health products
  • The Power of Postbiotic Gummies - Introduce your child to a healthier tummy with our postbiotic gummies, specially formulated for little ones. Unlike regular probiotics, these gut health gummies are super-effective, helping good gut bacteria thrive while eliminating the yucky stuff. Packed with properties that fight germs, boost antioxidants, and support the immune system, these postbiotic gummies elevate your child's digestive health. Our postbiotic boasts 200x more active ingredients than other probiotics and gut health products
  • Patented Formula for Improved Gut Health - Our postbiotic gummies feature a patented formula that includes highly immunogenic metabolites derived from probiotic yeast. This unique blend works together to enhance gut health, improve digestion, and support a healthy metabolism, promoting overall well-being in kiddos
  • Microbiome Support - Our postbiotic gummies provide comprehensive microbiome support for little tummies, helping to balance and maintain healthy gut flora. This balance achieves complete gut health and is crucial for optimal digestive health, immune system function, and nutrient absorption, contributing to your child's overall health
  • Shelf-Stable and Convenient - Designed for convenience, our kids’ postbiotic gummies are shelf-stable, requiring no refrigeration. This makes them easy to store and perfect for busy families, ensuring your child never misses their daily dose of what they need
9.1
Superb
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9
9.0
Superb
High Strength Probiotics for Adults – UDO’s Choice Adults Blend – 17 Billion CFU – 6 Gut-Specific Strains – Daily Microbiotics for Digestive Balance & Bowel Health – 30 Vegecaps – FOS & Gluten Free
Udo's Choice
High Strength Probiotics for Adults – UDO’s Choice Adults Blend – 17 Billion CFU – 6 Gut-Specific Strains – Daily Microbiotics for Digestive Balance & Bowel Health – 30 Vegecaps – FOS & Gluten Free
Why We Love It
  • Reflects healthy gut balance.
  • Specially formulated for adults.
  • Travel friendly and convenient.
Main Highlights
  • DESIGNED FOR ADULT DIGESTIVE HEALTH Formulated with 6 carefully selected strains that reflect healthy adult gut flora, this high-strength blend delivers 17 billion live cultures per capsule to support overall digestive and bowel function.
  • SUPPORTS COMPLETE GUT COVERAGE Contains both lactobacillus and bifidobacterium strains to target the small and large intestine, promoting balance across the digestive tract and contributing to long-term microbiome diversity.
  • DAILY IMMUNE AND DIGESTIVE SUPPORT Udo’s Choice Adults Blend helps support the body’s natural defenses, gut health, and digestive comfort. Ideal for use after antibiotics or during times of digestive upset or dietary changes.
  • GUARANTEED POTENCY THROUGH EXPIRY Each capsule contains 17 billion CFU at manufacture and a minimum of 10 billion at expiry. Our bacteria are tested to survive stomach acid without the need for enteric coating.
  • FREE FROM FOS FOS-free, gluten-free, and made without unnecessary additives or artificial ingredients. Gentle on sensitive digestive systems and suitable for vegetarian lifestyles.
  • CONVENIENT & TRAVEL FRIENDLY Refrigerated to ensure freshness, yet stable enough to stay potent for short trips without refrigeration. Perfect for maintaining gut health on holidays or business travel.
9.0
Superb
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10
8.9
Excellent
Tummy Buddies Probiotic Powder for Babies, Children and Mums - 7 Strain Pro Bio Culture Complex with Prebiotics (FOS) – Gut Friendly Bacteria for Infants and Kids 0-12 Years – 60g - 60 Days Supply
Tummy Buddies
Tummy Buddies Probiotic Powder for Babies, Children and Mums - 7 Strain Pro Bio Culture Complex with Prebiotics (FOS) – Gut Friendly Bacteria for Infants and Kids 0-12 Years – 60g - 60 Days Supply
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Why We Love It
  • Boosts child's gut microbiome.
  • Scientifically formulated for infants.
  • Easy to mix powder.
Main Highlights
  • PROBIOTIC POWDER FOR BABIES, CHILDREN AND MUMS – Boost your child’s friendly bacteria (gut microbiome) with Tummy Buddies 7 strain pro bio live culture probiotic powder complex in easy to take powder.
  • SCIENTIFICALLY FORMULATED FOR BABIES AND INFANTS – Tummy Buddies Original has been scientifically formulated for newborn babies and infants. Our probiotic powder complex includes the child specific friendly bacteria strain Bifidobacterium Infantis.
  • PLUS PREBIOTICS (FOS Fibres) - Includes prebiotic FOS fibres which help to feed and increase good bacteria (gut microbiome).
  • GUARANTEED TO SURVIVE GUT ACID - Micro-encapsulated live culture strains are acid and bile-resistant, ensuring that they reach your child's digestive tract alive to perform at their best.
  • UNFLAVOURED AND EASY TO MIX - Tummy Buddies Original is a tasteless easy to mix powder that can simply be added to cool food, formula or beverages (adding to hot food or drink adversely effects live culture strains).
8.9
Excellent
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