Easiyo Sweet Peach Yogurt Base and Culture, 8-1/2-Ounce Full cream, sweetened yogurt base with natural peach flavor and healthy live cultures, including Acidophilus. Use by date and is based on international standard d/m/y not m/d/y Makes 1 quart (1 liter) of yogurt with the Easiyo Yogurt Maker (sold separately) All natural, no artificial ingredients, colorings or preservatives Made from the highest quality New Zealand milk powder and lactic cultures Provides a naturally good source of calcium, protein, vitamins and minerals. Format of product expiration date follows this format: (date/month/year)