From grass-grazed cows. Test & hold approved. Tested for safety. USDA Organic. Certified organic by Organic Certifiers, Inc. Venture, CA. Grade A. Mark MacAfee - Fresno, CA. Milk from cows not treated with hormones or antibiotics. Family owned 1999. Crafted by Organic Pastures. Certified humane raised & handled. Bottles made with non toxic plastic: BPA, BPS, Bisphenol & Phthalates free. www.organicpastures.com.