Rule 1's Lean Gainer: Protein-centric formula with up to 540 high-quality calories per serving and packed with naturally occurring amino acids for high-quality gains. Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery Quality Calories: Sustained energy from 75g of complex carb blend. All Whey Protein: 50g of premium, primarily isolate, whey protein. Amino Acid Packed: Naturally-occurring BCAAs and other key amino acids for muscle repair and recovery. Clean Manufacturing: R1 Gain is proudly made in our own state-of-the-art GMP certified facilities in the USA and produced clean, with no banned substances. A Wide Variety of Sizes and Flavors: R1 Gain is produced in 5 and 10 pound sizes and in 5 flavors, from delicious basics like Chocolate Fudge and Vanilla Crème to more adventurous flavors like Strawberries & Crème.
