4 strain probiotic for those travelling, or following a course of antibiotics Each Probioguard® capsule provides 4 billion live bacteria consisting of four carefully selected strains of bacteria, Lactobacillus acidophilus, Bifidobacterium, Streptococcus thermophilus and Lactobacillus delbrueckii ssp bulgaricus, which have been widely used in clinical studies. Probioguard® is suitable for: People considering travelling abroad People who have used a course of antibiotics People with regular bloating problems or on-going digestive disturbances. This product is stored in refrigerated conditions until despatch to ensure maximum potency. The special pot also contains an inbuilt desiccant, as viability of probiotics is largely determined by the moisture content of the atmosphere surrounding the capsules. This product is suitable for people of all ages.