Best Gut Health Drinks in the UK for 2026, Tried and Tested

Fermented drinks now occupy an increasingly crowded section of the supermarket, but flavour, ingredients and value vary considerably. A product that sounds impressive on its label may be difficult to enjoy regularly.

This selection focuses on drinks tested by The Independent, balancing taste, format, dietary suitability and price. The ranking does not imply that any product can treat digestive illness or replace a varied diet.