Swisse Ultibiotic Daily Digestive Probiotic is a premium quality formula combining three clinically trialled strains—35 billion CFU of Bifidobacterium lactis (HN019), Bifidobacterium lactis (BI-04) and Lactobacillus acidophilus (La-14)—specifically formulated to support gastrointestinal health, maintain healthy digestion and promote beneficial gut flora.