Yeast Protein


  • Contains 23.3% BCAA, higher level than WPC and SPI
  • Water-dispersible, neutral taste, off-white powder
  • Contains > 80% Protein

Yeast Protein

Meeting the demands of the growing alt-protein trend along with a transition of eating habits to reduced animal consumption, YESTEIN™ serves as a high-quality, vegan bioavailable protein source.

  • 100% Yeast protein extracted from fermentation of Yeast – Saccharomyces cerevisiae with two technology patents
  • Excellent high-quality protein plus good source of B-Vitamins, minerals, and fiber
  • Contains > 80% Protein with PDCAAS = 1 and PER > 2, same as WPC and better than all plant-based proteins
  • Complete protein with all 9 essential amino acids
  • Contains 23.3% BCAA, higher level than WPC and SPI
  • Slow digestion to provide steady amino acid levels to prevent muscle breakdown
  • Contains 17% excellent fiber promotes the diversity of intestinal flora


Sports nutrition, post-workout recovery, weight management, vegan diets, senior nutrition, and overall health


We take pride in our accreditations. Our detail-oriented Quality Control Department oversees on-site audits, third-party laboratory testing, document/certificate collection and verification to maintain full traceability on every single ingredient.

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Kosher Certified
American Vegetarian Association
Great Place To Work Certified
WBE Certified
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