R1 Clean Gainer™ – Quality Calories. Clean Gains.
Fuel your growth with R1 Clean Gainer™—a premium mass gainer engineered with clean, nutrient-dense calories to help you build size and strength the right way. With a 3:1 carb-to-protein ratio, full-spectrum protein sources, essential amino acids, and healthy fats, Clean Gainer delivers powerful support for hard-training athletes and lifters who demand results without compromise.
Why R1 Clean Gainer?
✅ 560 High-Quality Calories – Clean, efficient fuel to support lean mass gains†
✅ 30g Premium Protein – Whey isolate, milk protein, and micellar casein for fast and sustained release†
✅ 97g+ Multi-Source Carbs – Including oat, rice, and potato to energize workouts and recovery†
✅ 14g+ EAAs & 6g BCAAs – Support protein synthesis and muscle repair^
✅ Healthy Lipid Blend – Featuring MCTs, avocado, flaxseed & sunflower oils for performance fuel and absorption
What You WON’T Find Inside:
❌ No Creamers
❌ No Gums
❌ No Amino Spiking
❌ No Soy Protein
❌ No Banned Substances
Clean fuel. Powerful recovery. Real gains.
Whether you’re bulking up, training hard, or simply trying to meet your calorie needs with clean ingredients, R1 Clean Gainer™ delivers everything you want—and nothing you don’t.