Vitamins A & D. 1/3 fewer calories that the leading low fat yogurt. Live & active cultures (Meets National Yogurt Association Criteria for Live and Active Culture Yogurt). Grade A. Gluten free. Diet exchanges: 1 skim milk. Yoplait light: 100 calories; 0g fat. Leading low fat yogurt: 170 calories; 2g fat per 6 ounces.