
What's inside and why
Yeast Protein (Saccharomyces cerevisiae)
Fermented food-grade, single-source BUILD. Block 01Yeast Protein (Saccharomyces cerevisiae)
Fermented food-grade, single-source BUILD. Block 01Free L-Leucine (fermented)
Vegan, fermentation-derived TRIGGER. Block 02Free L-Leucine (fermented)
Vegan, fermentation-derived TRIGGER. Block 02Taurine
Sulfur amino acid (fermentation-derived) RECOVER. Block 03Taurine
Sulfur amino acid (fermentation-derived) RECOVER. Block 03Magnesium Glycinate
Chelated, high-bioavailability RECOVER. Block 03Magnesium Glycinate
Chelated, high-bioavailability RECOVER. Block 03DigeZyme® (vegan-grade)
Five-enzyme blend DIGEST. Block 04DigeZyme® (vegan-grade)
Five-enzyme blend DIGEST. Block 04Zinc Gluconate
Essential mineral ABSORB. Block 05Zinc Gluconate
Essential mineral ABSORB. Block 05Piperine (95%)
Standardised black pepper extract ABSORB. Block 05Piperine (95%)
Standardised black pepper extract ABSORB. Block 05Cocoa + Dark Chocolate + Stevia + Salt
Vegan flavour system Flavour matrixCocoa + Dark Chocolate + Stevia + Salt
Vegan flavour system Flavour matrix‘How it works together’. Synergy
Five blocks. One sachet. A yeast protein engineered like a dairy one.
The architectural insight of this formula is that we treat the leucine gap between yeast and whey as a known engineering problem and solve it directly. The yeast protein supplies the bulk amino acid load (25 g of complete protein with all nine essentials), and the 1 g of free leucine ensures every serving clears the mTOR trigger threshold. This is the step that separates a yeast protein that actually builds muscle from a pea/rice blend that hopes you ingest enough to overcome the gap.
DigeZyme® then plays a uniquely important role here. Yeast cell wall mannans and beta-glucans are non-digestible if not enzymatically broken down. Without DigeZyme®, an estimated 10 to 15 percent of the protein dose would pass through your gut unused. Taurine and magnesium glycinate support recovery in the same way as our whey isolate. Zinc and piperine close the absorption layer, which matters more here than in the dairy version because vegan and vegetarian eaters absorb less zinc from food.
Build, trigger, recover, digest, absorb. The result is a yeast protein that, taken with appropriate resistance training, produces lean mass and strength outcomes comparable to whey isolate. With a tenth of the carbon footprint of dairy, no animal inputs, and a gentle digestive feel that most users notice from the first sachet.
The daily practice
Tear one sachet open
On rest days
Pair with food
Stay consistent
What to expect.
The clean feeling
The build
The convergence
The yeast protein engineered like a dairy one
Non-Negotiable Standards
Credibility is engineered. We reject industry minimums. Every formulation stands on deliberate logic and absolute scientific accountability.
Research-Backed Ingredients
Full Ingredient Disclosure
Effective Dosages
Certified Manufacturing
Pair it with
your routine
Questions, answered.
What is yeast protein, and is it safe?
Yeast protein is a complete protein produced by fermenting food-grade Saccharomyces cerevisiae, the same family of yeast used in bread and brewing for thousands of years. This formula uses pure yeast protein as a single source, not a pea/rice blend. It contains all nine essential amino acids, has a digestibility score (DIAAS) of 0.85, which is higher than any other commercially available vegan protein, and is naturally rich in B vitamins and beta-glucans. It is widely consumed in food applications globally and is generally well tolerated.
How does this compare to whey protein?
A 2022 trial in the American Journal of Clinical Nutrition compared yeast protein to milk protein in 24 healthy young men and found a statistically comparable muscle protein synthesis response over 5 hours. With this formula's additional 1 g of free fermented L-leucine clearing the 2.5 g mTOR threshold on every serving, the muscle-building signal is brought to whey-equivalent levels. The practical difference: same protein outcome, no dairy, no animal inputs, much lower carbon footprint.
Why do most vegan proteins not work as well as whey?
Most vegan proteins (pea and rice blends in particular) deliver less leucine per serving than whey. Leucine is the amino acid that triggers muscle protein synthesis, and the threshold for an optimal response is around 2.5 g per serving. Typical pea/rice blends deliver 1.5 to 1.8 g, below the threshold, which means a 30 to 40 percent smaller muscle-building response than whey. This formula closes that gap with 1 g of added free leucine on every scoop.
Is this product vegan and dairy-free?
Yes. Be Wellness Yeast Protein is 100% vegan, dairy-free, lactose-free, soy-free, and gluten-free. The leucine and taurine are fermentation-derived, not animal-derived. The zinc gluconate is FSSAI Schedule I compliant and vegan-suitable. No animal inputs anywhere in the formula.
What does it taste like?
Cocoa, sweetened with stevia. The flavour system uses Dutched cocoa powder and dark chocolate concentrate at a slightly higher load than our whey isolate, because yeast protein has more umami, earthy natural notes that benefit from richer flavour scaffolding. No artificial sweeteners, no artificial colours, no proprietary blends. Most users report the taste as comparable to a clean chocolate protein shake.
Will this cause bloating?
Less than most vegan proteins. Yeast cell walls contain mannans and beta-glucans that, if not broken down, can cause bloat. This formula includes a vegan-grade DigeZyme® 5-enzyme blend specifically to break those cell walls down and free up the amino acids. The most common feedback from users moving from a pea or rice blend is that this one sits noticeably lighter in the gut.
Is this good for muscle gain?
Yes. The Pinckaers 2022 trial established yeast protein as anabolically comparable to milk protein for muscle protein synthesis. The 1 g of added free leucine ensures every serving clears the mTOR threshold, which is what other vegan proteins typically miss. Pair one sachet a day with strength training 3 to 5 times a week and a daily protein target of 1.6 to 2.2 g per kg of bodyweight.
How is the leucine in this product sourced?
The leucine is fermentation-derived, not animal-derived or hair-derived. It is produced by industrial fermentation of corn or beet sugar feedstocks, the same process used to produce most modern amino acid supplements. This makes the entire formula vegan-compliant, including for users with religious or ethical sensitivities about hair-derived or animal-derived ingredients.