Codeage Bovine Colostrum Powder is sourced from grass-fed, grade-a Us dairy farms, offering 1000mg of bioavailable and unflavored colostrum powder per serving. Colostrum, the first milk produced by mammals after birth, is known for its nutrient profile and immunoglobulins. Cold-chain pasteurized to help preserve its nutritional content. Each bottle provides a 4-month supply.