Kids Probiotics and Immune Support supports little ones' digestion and immunity with Bacillus coagulans IS-2, prebiotic fibre, and essential vitamins from a trusted UK probiotic specialist.

Available Sizes & Variants:

30 strawberry gummies – convenient daily support for little ones.

Benefits & Features:

• Supports daily digestion with a child friendly probiotic.
• Immune support gummies help keep kids healthy with extra vitamin D and calcium for growing bones.
• Contains 2 billion CFU of Bacillus coagulans Unique IS-2 per gummy.
• Prebiotic fibres help gut friendly bacteria and digestion.
• One daily gummy slots easily into busy family routines, offering a tastier alternative to capsules while the vegan, dairy free and gluten free formula keeps the whole family at ease.

OptiBac is a reputable UK brand known for baby probiotics and infant probiotics across family-friendly ranges. These strawberry gummies carry that heritage with real fruit concentrates for flavour and fully plastic-free packaging, reflecting modern sustainability. The probiotic Bacillus coagulans IS-2 teamed with a prebiotic fibre and essential vitamins emphasises OptiBac’s practical, family friendly approach to daily gut comfort and immunity, all made in the UK to high standards.

Fruit juice/puree concentrates (apple juice, apple puree, strawberry puree)
Fructooligosaccharide fibres (FOS 0.55g)
Tricalcium phosphate (calcium 120mg: 15% NRV)
Lemon juice concentrate
Gelling agent: Pectin
Black carrot juice concentrate
Natural flavour
Citrus fibre
Live cultures: Bacillus coagulans Unique IS-2
Vitamin D3 (5µg: 100% NRV)
Each gummy contains 2 billion of good bacteria. Guaranteed until the date of expiry.

• GTIN: 5060086611069
• Manufacturer: OptiBac
• Categories: Back to School Supplements & EssentialsCHECKOUT UPSELLChildren’s ProbioticsGut Health SupplementsImmune System Vitamins & SupplementsMultivitamin GummiesNew ArrivalsOptiBacProbiotic Tablets, Capsules & LiquidsSupports & Braces
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take one gummy per day, with or without food. Each gummy includes 2 billion Bacillus coagulans Unique IS-2, 0.55g of FOS fibers, 5µg of Vitamin D3, and 120mg of Calcium. This product is for individuals who can chew solid food. Do not exceed the recommended daily dose. It is suitable for continuous use. Take one (1) tablet daily\, or as recommended by a healthcare practitioner.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Bacillus coagulans Unique IS-2 (Probiotic)

Bacillus coagulans Unique IS-2 is a probiotic strain that helps support gut health via live microorganisms reaching the gut alive. This formulation is a stable probiotic bacteria suitable for inclusion in chewable gummies for kids.

This ingredient operates within the gut environment and, through gut-immune interactions, can support everyday digestive and immune wellness as described in product research into the product.

What Exactly Does Bacillus coagulans Unique IS-2 Do?

Bacillus coagulans Unique IS-2 helps support digestion and may contribute to immune function through the gut-immune axis, in line with EFSA- and NHS-aligned descriptions of probiotic activity.

Dr. Hun from a university found that Bacillus coagulans IS-2 supplementation significantly improved gastrointestinal symptoms in children with irritable bowel syndrome, supporting the role of this strain in paediatric digestive comfort.

This product is not intended to diagnose, treat, cure, or prevent any disease.

OptiBac is Welzo chosen because it aligns with our rigorous brand partner criteria and our commitment to science-led, family-friendly nutrition. This brand is a recognised UK-based specialist in probiotics with a long-standing focus on targeted formulations for different age groups, which supports our preference for partners with clear heritage and market standing. The manufacturer’s reputation as a trusted probiotic pioneer in the UK market informs our confidence in their ability to deliver consistent, reliable products that fit into families’ daily routines.

OptiBac’s product philosophy emphasises real ingredients, dietary inclusivity and transparency in formulation, which aligns with our quality standards. The brand operates under UK/EU supplement regulations and places emphasis on comprehensive, clearly labelled ingredients, consistent with our our ingredient quality and purity standards. Our medical team will review this partnership to ensure ongoing compliance with Welzo’s vetting process and to reinforce consumer trust.

We chose OptiBac over competitors for their specialised probiotic focus, family-friendly approach, and established market presence, which together create a strong value proposition for this children’s probiotic supplement, reinforcing Welzo’s commitment to safe, well-supported products.