Colostrum obtained within the first 24 hours after birthing, with a sunflower phospholipid coating. Phospholipid Colostrum is obtained solely from United States Grade-A dairies, from '1st milkings' gathered within the first 24 hours after birthing. It has an added natural phospholipid coating from sunflower lecithin, for enhanced protection, dissolution, and absorption.* It is tested to be free of antibiotics and growth hormones.