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.
 
 
“This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.”