Pure Colostrum 40% IgG 90 capsulesPure natural product from cow's milk Colostrum is also known as first milk and represents a unique, natural combination of nutrients. The colostrum extract contains enzymes, essential amino acids and vital substances (vitamins, trace elements) in high concentrations. Pure Encapsulations Colostrum is standardized to contain 40% immunoglobulins (IgG) and is obtained from cow's milk. Like all Pure Encapsulations products , colostrum is produced according