... HALAL/KOSHER 4.good service; Vitamin H(D-Biotin)1.Property:D-Biotin is white or whitish crystal powder ... water or ethanol, but hardly solve in acctone. D-Biotin is white to off-white powder, good ... eyes, keratization, inflammation, even blindness.2)Vitmain H can improving the body's immune response and ... ~ 101.0% ConclusionMeet BP2011 High quality,D-Biotin, biotin, Vitamin H,Vitamin d&h distributor