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"The best friendly bacteria I've ever used"
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- An advanced digestive supplement
- With 20 billion high quality live cultures
- Scientifically proven to reach the gut alive
- Recommended by Nutritional Therapists
Best selling friendly bacteria supplements
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The UK's most trusted & recommended friendly bacteria supplements+
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![OptiBac Probiotics research]()
Backed by Credible Science
We've always worked with the world’s most researched live cultures to formulate our wide range of friendly bacteria supplements. Our strains are proven to reach the gut alive.
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![OptiBac Probiotics Awards]()
Award-winning
Optibac are proud winners of the prestigious Queen’s Award for Enterprise, and our industry-acclaimed range of friendly bacteria supplements has won numerous awards.
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![OptiBac Probiotics founders]()
Caring & Committed
We are a UK family business founded by siblings Farah, Jalal and Soraya. We specialise in live cultures and are passionate about the microbiome. Find our more about our story.
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![Optibac starter probiotic]()
Not sure where to start?
We offer the widest range of friendly bacteria supplements in the UK, designed for individual needs. If you don’t know which live cultures are right for you, we can help you choose.
Welcome to Optibac
At Optibac we specialise in friendly bacteria and have a wide range to meet your individual needs. Our supplements are extensively researched and proven to not only reach the gut alive, but to complement the natural microbiome.
We’re proud winners of the Queen’s Award for Enterprise and are committed to helping our planet and others, as demonstrated by our support for organisations such as Womankind Worldwide.
Whether you’re just starting your friendly bacteria journey, or have been taking live cultures for years, you can have confidence in choosing Optibac.
