About
The Protein Brewery, headquartered in Breda, Netherlands, is a pioneering food ingredients company specializing in sustainable nutrition through biomass fermentation. Their hero ingredient, Fermotein®, is a whole-food mycoprotein powder derived from fungal mycelium and positioned as the category leader in nutrient-dense mycoprotein. Fermotein® boasts an exceptional nutritional profile: 50% complete protein with a PDCAAS score of 1.0, 30% prebiotic fiber (chitin and chitosan), 1,600 mg/kg spermidine, and 3,600 mg/kg choline. The ingredient is kosher, gluten-free, carbohydrate-free, non-GMO, vegan, and has no off-taste or smell — making it highly versatile for formulators. Target applications include active nutrition and sports performance products, nutraceuticals and longevity supplements, dairy alternatives, and better-for-you functional foods. The company is committed to sustainable food systems, enabling customers to create products that benefit both human health and the planet. Fermotein® is designed for food brands, ingredient companies, and R&D teams looking to add a clean, complete protein source with functional fiber and bioactive compounds. The Protein Brewery offers samples and direct collaboration with its sales and application team.
Key Features
- 50% Complete Protein (PDCAAS 1.0): Fermotein® delivers a full amino acid profile with the highest possible protein digestibility-corrected amino acid score, making it a superior plant-based protein source.
- 30% Prebiotic Fiber: Contains chitin and chitosan, natural prebiotic fibers from fungal cell walls that support gut health and microbiome diversity.
- Unique Fungal Bioactives: Exceptionally high levels of spermidine (1,600 mg/kg) and choline (3,600 mg/kg) support cellular health, longevity, and cognitive function.
- Versatile & Clean Label: Kosher, gluten-free, carb-free, non-GMO, and vegan with no off-taste or smell — easy to incorporate into a wide range of food and supplement formulations.
- Sustainable Biomass Fermentation: Produced via fungal mycelium fermentation, offering a highly efficient and environmentally responsible alternative to animal and conventional plant proteins.
Use Cases
- Sports nutrition brands adding a complete, clean-label protein to protein bars, shakes, or powders
- Longevity and nutraceutical companies formulating products with spermidine and choline for healthy aging
- Dairy alternative producers seeking a protein-rich, neutral-tasting mycoprotein to replace dairy in plant-based milks, yogurts, or cheeses
- Better-for-you snack and food brands looking to boost protein and fiber content with a sustainable, non-GMO ingredient
- R&D teams at food ingredient companies exploring next-generation protein sources with proven digestibility and bioavailability
Pros
- Exceptional Nutritional Density: Combines complete protein, prebiotic fiber, and rare bioactives like spermidine in a single whole-food ingredient — hard to match with other protein sources.
- Clean & Versatile Formulation: Neutral taste, no smell, and a clean label (vegan, non-GMO, gluten-free) make Fermotein® easy to integrate across diverse product categories.
- Sustainability Credentials: Biomass fermentation has a significantly lower environmental footprint than animal protein production, appealing to sustainability-focused brands and consumers.
Cons
- B2B Only — Not Consumer Retail: Fermotein® is sold as an ingredient to food manufacturers and brands, not directly to end consumers, limiting accessibility for individuals.
- Niche Application Expertise Required: Optimal formulation with mycoprotein may require technical support and R&D resources, which could be a barrier for smaller brands.
Frequently Asked Questions
What is Fermotein®?
Fermotein® is a nutrient-dense mycoprotein powder produced by The Protein Brewery through biomass fermentation of fungal mycelium. It contains 50% complete protein, 30% prebiotic fiber, and unique bioactives like spermidine and choline.
What applications is Fermotein® suitable for?
Fermotein® is designed for active nutrition and sports products, longevity and nutraceutical supplements, dairy alternatives, and a broad range of better-for-you functional foods.
Is Fermotein® vegan and allergen-free?
Yes. Fermotein® is 100% vegan, gluten-free, carbohydrate-free, non-GMO, and kosher certified. It also has no off-taste or smell, making it highly versatile.
How is Fermotein® produced?
Fermotein® is produced using biomass fermentation of fungal mycelium, a sustainable process that requires far fewer resources than traditional animal or crop-based protein production.
How can I get samples or collaborate with The Protein Brewery?
You can request samples and connect with their sales and application team directly through their website at theproteinbrewery.com. They are open to exploring collaboration with food brands and ingredient companies.
