Naturally flavored. Cultured nonfat milk. Vit. A & D. 50 billion CFU (50-60 billion colony forming units at the time of manufacture). USDA organic. 12 live + active cultures. Grade A. 99% lactose free. Certified gluten-free. Made with renewable energy. Contains live and active cultures. Immunity by BioKefir is a high-potency probiotic kefir shot designed to support regularity and immunity. It's packed with 50 billion CFU (50-60 billion colony forming units at the time of manufacture), plus acerola, an antioxidant-rich fruit that is high in vitamin C. We only use milk that comes from cows that are not treated with synthetic growth hormones (No significant difference has been shown between milk derived from rBST treated cows and non-rBST treated cows). Certified organic by Oregon Tilth. LifewayKefir.com.