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Natural & Artificial Flavors560 Calories Per Serving^30 g Protein Per Serving^97 g + Carbs Per ServingHigh-Protein Lean Gainer3:1 Carbohydrate to Protein Formula Weight Gain PowderInstantized - Easy to MixMulti-Sourced CarbsNo Banned SubstancesBetter Input = Better OutputIf you're looking to add quality size to your already established foundation R1 Clean Gainer™ is the high-calorie formula you seek. With an emphasis on protein - 30 g of full-spectrum protein from whey milk and casein - and the meticulous inclusion of multi-source carbs and fats it's a leaner meaner way to amass solid gains.Naturally Occurring Amino Acid Profile^Essential Amino AcidsLeucine ValineLysine MethioninePhenylalanineHistidineIsoleucine TryptophanThreonine47%Conditionally Essential Amino AcidsArginine GlycineCystine ProlineGlutamine & Glutamic AcidTyrosine33%Non-Essential Amino AcidsAspartic Acid AlanineSerine20%R1 Quality Guarantee - Rule One Proteins™ Commitment To QualitySince day one Rule 1 Proteins™ has proven that exceptional quality and superior value aren't mutually exclusive. We develop our own products source the finest ingredients and manufacture them in an FDA-inspected GMP-compliant and Banned Substance Tested facility. Streamlining and tightly controlling every phase of the process from start to finish enables us to offer premium products without the premium price.^Values are naturally occurring and approximated.