All natural. Since 1937. Our Farmer's Pledge: Not to use artificial growth hormones (no significant difference has been shown in milk from cows treated with the artificial growth hormone rbST and non-rbST treated cows). 37% less fat than regular milk. Vitamin A & D. 2% milkfat. Grade A. Pasteurized. Homogenized. Fat reduced from 8 g to 5 g.