Fourstrain

FourStrain Labs is a Spanish biotech startup developing functional and sustainable ingredients through precision fermentation, with no animal origin or allergenic traces. Our platform combines genetic engineering, food-grade processes, and bioactive validation to generate recombinant proteins (such as β-lactoglobulin or lactoferrin) and next-generation peptides, targeting sectors such as advanced cosmetics, functional nutrition, nutraceuticals, and clinical applications.