The UK's No. 1 bestselling brand of friendly bacteria supplements^

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Daily & Immunity

Did you know? Friendly bacteria works best when taken daily and on an ongoing basis. And with 70% of your immune system living in the gut microbiome, our daily digestive supplements are the perfect addition to your morning routine. Explore our top formulations for every day, using some of the world's most researched strains.

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Optibac Every Day EXTRA capsules with a croissant, berries, and juice on a white surface.
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Daily digestive supplements

Find your perfect daily Optibac

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Shop all friendly bacteria
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Our customers love our friendly bacteria for every day

Sharing our favourite community reviews.

Our daily friendly bacteria

We have a whole range of friendly bacteria, perfect to be taken as part of a healthy morning routine.

With different strains and formats available, keep reading to discover which option might be right for you.

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Every Day - Our no. 1 way to start your day

Every Day is our 'starter' product, ideal for anyone who is new to friendly bacteria and wants a cost-effective supplement. It's a combination of highly researched live cultures and FOS fibres proven to increase your body’s natural gut bacteria.

Explore Every Day
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Every Day EXTRA - High strength supplement

Every Day EXTRA is our 'next level up' friendly bacteria supplement. It's multi strain and high strength! One thing that sets it apart from Every Day is that is free from FOS fibres, making it more suitable for those with IBS.

Explore Every Day EXTRA
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Every Day MAX - Maximum strength

Every Day MAX, as you might expect from the name, is our maximum strength daily live cultures supplement. Each capsule contains 75 billion live cultures, all of which are scientifically proven to reach the gut alive.

Explore Every Day MAX

Prefer gummies?

Support gut and immune health

Delicious friendly bacteria gummies with added Calcium, Vitamin D and Zinc.

Shop Gut Health Gummies

Natural ingredients

Absolutely no added sugar and no artificial sweeteners, preservatives or colourings. These gummies are also Vegan.

All-round formula

A unique combination of friendly bacteria and your daily intake of Vitamin D, Zinc and Calcium, designed support immune and gut health◆ in one easy supplement.

Specialist strains

Contains the extensively researched Bacillus coagulans Unique IS-2 strain.

Gold standard science

Created with the same dedication to science and quality that has made Optibac the UK’s most trusted & recommended brand of friendly bacteria supplements†.

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Your questions answered

Your questions answered on how to get the best from the Optibac daily range.

All Optibac FAQs

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A daily supplement designed for women

Women's Wellbeing - a powerful, all-round supplement for the stresses of daily life.

We understand just how busy women are. The pressure of the daily juggle is real; families, work and home always seem to take priority, meaning women often find themselves last on the list! We also know that when women feel supported, they can take on just about anything! That’s why we recognise and celebrate all the hidden work that women do every day.

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Specially formulated for women

Designed to bring vitality and balance to women with busy lives. Experience the multi-tasking supplement that helps you take on each day with confidence and vitality.◊

All-round formula

A unique combination of friendly bacteria and essential vitamins (D, C, B6, Biotin), designed to bring you vitality and balance◊

Specialist strains

Features the highly researched Cerebiome®, L. rhamnosus GG, the world's most researched strain, B. bifidium R-71 and L. crispatus R-470 – a formulation specifically developed for today’s busy women, just like you.

Gold standard science

Created with the same dedication to science and quality that has made Optibac the UK’s most trusted & recommended brand of friendly bacteria supplements†.

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Not sure which supplement is best for you?

Our team of friendly experts are here to support you with free, personalised advice - whether you have a question about our supplements, need help choosing the right product, or just want to learn more about live cultures. Get in touch today.

Contact our Nutrition Team

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