- 25 g Protein†
- 100% Whey Protein‡
- 12 g EAAs†^
- Informed Choice - We Test You Trust - Banned Substance Tested
- Protein Powder Drink Mix
- Better Input = Better Output
- Gluten Free
Our flagship protein is made with super-pure whey isolate, fast-acting partially hydrolyzed whey isolate, and, aside from flavor components, virtually nothing else. We've completely omitted the use of whey protein concentrates, creamers, amino spiking, and other unnecessary ingredients that dilute what you really came for - protein. The result is an industry-leading 100% whey isolate with zero sacrifices when it comes to taste.‡
Naturally Occurring Amino Acid Profile^
| Essential Amino Acids (EAAs) |
Leucine, Valine, Lysine, Methionine, Phenylalanine, Histidine, Isoleucine, Tryptophan, Threonine |
48% |
| Conditionally Essential Amino Acids |
Arginine, Glycine, Cystine, Proline, Glutamine & Glutamic Acid, Tyrosine |
32% |
| Non-Essential Amino Acids |
Aspartic Acid, Alanine, Serine |
20% |
Essential Amino Acids (EAAs): These nine amino acids cannot be synthesized by the body and are therefore essential. They must be obtained through the diet.
Conditionally Essential Amino Acids: During extreme physical exertion, needs for these amino acids may outpace our ability to synthesize them, which makes them conditionally essential.
Non-Essential Amino Acids: Produced internally and obtained through the diet, these amino acids act as building blocks throughout the body.
Rule One Proteins™ Commitment To Quality
Since day one, Rule One 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 a facility tested for banned substances and inspected for compliance with Good Manufacturing Practices (GMP). From start to finish, we streamline and tightly control every phase of the process to minimize inefficiencies and maximize quality.
Banned Substance Tested
Informed Choice® is a quality assurance program for nutritional supplements. The program certifies products exhibiting the Informed Choice logo have been regularly tested for banned substances by the world class sports anti-doping lab, LGC.
Flavors you'll look forward to
Like you, we're passionate about flavor. We also know that high-performance nutrition is an important part of your daily routine. So we strive to make every taste an experience you'll look forward to.
†Values per serving
‡100% of protein from whey isolate
^Amino acids are naturally occurring.