Bifidobacterium Breve 500 Million CFU / Bifidobacterium Infantis 500 Million CFU / Bifidobacterium Longum 500 Million CFU / Lactobacillus Acidophilus 700 Million CFU / Lactobacillus Casei 600 Million CFU / Lactobacillus Plantarum 600 Million CFU / Lactobacillus Rhamnosus 600 Million CFU / Lactobacillus Bulgaricus 400 Million CFU / Streptococcus Thermophilus 600 Million CFU / Melatonin 3 mg