Advanced Absorption Liposomal Colostrum Powder by Sovereign Laboratories is a high-quality nutritional supplement made from pasture-raised, Grade A dairy cows that are BST, BSE, and antibiotic-free. This product is certified cGMP, Kosher, and Halal. It is clinically proven to be up to 400% more effective than other bovine colostrum brands. The colostrum helps heal and prevent gut permeability (Leaky Gut) caused by environmental factors such as toxins, pathogens, acidic drinks, and pharmaceuticals. It also helps modulate immune function by restoring and rejuvenating the GI tract. The product is backed by a 1-year, 100% money-back satisfaction guarantee.