Probiotics — so-called 'good' bacteria — are key to a healthy microbiome: the trillions of microorganisms that live in the colon, mouth and skin, which are linked to digestion, immunity and inflammatory skin conditions. Probiotic products used to come mainly in capsules and yoghurts, but now you can get snacks, toothpastes and drinks, too. JO WATERS asked experts to assess a selection and we then rated them. Probiotics — so-called 'good' bacteria — are key to a healthy microbiome: the trillions of microorganisms that live in the colon, mouth and skin, which are linked to digestion, immunity and inflammatory skin conditions Chocolate balls Bioglan Biotic Balance Chocballs