California Gold Nutrition Lactobif Probiotic formulas contain 8 active and clinically researched probiotic strains (5 Lactobacilli & 3 Bifidobacteria) exclusively using FloraFIT® Probiotics from Danisco®. Research suggests the probiotic strains within Lactobif Probiotic formulas are extremely resistant to low pH and gastrointestinal conditions (e.g. acid, bile, pepsin and pancreatin), as well as adhere to the intestinal cell lines.¹ Benefits of Individuality, Double-foil Blister Sealed Probiotics: Optimal Barrier to Oxygen, Moisture & Light Ensures Product Integrity & Protection Tamper Resistant & Tamper Evident Shelf Stable & No Refrigeration Necessary² Guaranteed Potency² Creating homemade fermented foods such as yogurt, kefir, kvass, etc is an art that requires specific probiotic culture starter products. Our LactoBif is not formulated to be used as a starter but LactoBif Probiotic capsules can be opened and the powder inside added to smoothies, shakes, etc.