Rule One R1 Protein, Chocolate Peanut Butter - 4550 grams

As Pure as it Gets.

This protein formula is as pure as it gets. With 25g of protein and over 6g of BCAAs — entirely from intact and hydrolyzed whey protein isolates — R1 Protein helps support the recovery and growth aspirations of the most ardant muscle builders.

25g fast-acting protein
100% of protein from whey isolates and hydrolysate isolates
6g+ BCAAs

With all these pluses come some very positive negatives:
ZERO Gluten
ZERO Gums
ZERO Creamers
ZERO Fillers
ZERO Amino or Banned Substance Spiking