Optibac One Week Flat has been created especially for those wishing to take an easy, short-term course of live cultures, from the UK & Ireland's most trusted and recommended friendly bacteria brand*. This high-quality supplement contains 4 strains from the Lactobacillus, Bifidobacterium and Lactococcus genera, and is recommended to be taken consecutively for 7 days. The course can be taken once a month, or as frequently as desired. Each sachet provides 5 billion live microorganisms and 0.3g FOS fibres (Fructooligosaccharides), guaranteed until end of expiry. The strains within One Week Flat are scientifically proven to survive to reach the digestive system and designed to complement your body's natural gut bacteria. Optibac One Week Flat is suitable for vegetarians, women during pregnancy and breastfeeding, and also for those on gluten-free, yeast-free diets. No added sugars & GMO free. Contains no artificial colours, flavours, or preservatives and no chemicals or parabens. Each pack contains 7 sachets. This flavourless supplement is suitable from 4 years+, and is gluten free so may be suitable for those with bloating. Optibac uses only high quality friendly bacteria strains, all tested to ensure potency at the end of shelf life. Easy to take on the go, Optibac One Week Flat does not require refrigeration. *An independent, nationally representative survey conducted in August 2020 of 1,000 British women aged 25-55 who had purchased aprobiotic supplement in the last 6 months. Respondents were asked to select the brand they most trust, and the brand they would be mostlikely to recommend, from the 5 most googled probiotic supplement brands in the UK in July 2020. Digestive Supplement* *This supplement contains strains proven to survive to reach the digestive system and is designed to complement your body's natural gut bacteria. An easy, short-term friendly bacteria supplement. Contains high quality strains tested and shown to survive to reach the gut alive.