News What exactly is colostrum, the popular supplement? And is it good for you? August 24, 2023August 24, 2023Charles Trepany, USA TODAYComments Off on What exactly is colostrum, the popular supplement? And is it good for you? Colostrum is the fluid created by mammary glands after pregnancy and before breastfeeding. Should you take bovine colostrum as a supplement?