No 1 most clinically studied strains (based on total number of studies on individual strains (among leading brands)). Naturally helps break the cycle of constipation (occasional constipation). Same regularity benefit as 6 bowls of shredded wheat. Why take Phillips advanced pro-regularity? It's our most advanced probiotic yet - a natural way to get regular, with ingredients that are clinically proven regular + comfortable. How does it work? It has a 100% Natural blend of 3 probiotic strains with a total of 8 billion CFUs, They help to replenish good bacteria and balance your gut: 1. Bifidobacterium animalis, BB-12 - supports regularity. 2. Lactobacillus rhamnosus GG- helps with occasional gas and bloating. 3. Lactobacillus acidophilus, LA-5 - supports gut health. When should you use it? Take daily to get ahead of your occasional constipation cycle, caused by changes in everyday life, such as diet, stress and travel. Pro-regularity daily probiotic. Get going naturally! Our Promise: No artificial sweeteners.