Premium-grade pure D-Biotin (Vitamin H) powder with ≥ 98.5% purity, designed for high-performance nutritional supplements, animal feed enhancers, and pharmaceutical formulations. This bioavailable cofactor vitamin supports vital metabolic functions, including fatty acid synthesis and amino acid metabolism, promoting optimal health and growth in livestock and humans alike. Compliant with international safety standards and rigorously tested for low heavy metals, our D-Biotin guarantees consistency, efficacy, and reliability for industrial and health applications.