Real California milk. Vitamin D. Farmers 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). Backed by our 5 Five Point Purity Promise. As your trusted dairy, we're passionate about the purity of our milk. That's why we hold our milk to the high standards of our 5 point purity promise. Our farmers pledge to never use artificial growth hormones, just like we promise to always deliver quality dairy products from farm to fridge. Pasteurized. Homogenized.