quest mega 8 biotix is a high potency probiotic supplement that contains 8 strains of lactobacilli probiotic bacteria. Probiotics are taken to help retain the natural balance between ‘good’ and ‘bad’ bacteria’s in the gastrointestinal tract, which helps keep your gut healthy and supports digestive health. Quest mega 8 biotix reinforces the intestinal lining as a protective barrier which can help prevent harmful materials from crossing into the bloodstream. This probiotic may secret anti-microbial substances that could prevent potentially harmful bacteria from establishing in the gut. The active bacteria in this product are lyophilised, encapsulated and then individually sealed to enhance their stability until the end of the shelf life. This probiotic supplement is suitable for vegetarian and vegan diets.