Biotin is readily available in several foods, like whole grains, nuts, legumes, unpolished rice and egg yolk. The normal gut flora also produces this vitamin.
Biotin has been used for testing the functionality of the Avidin-displaying phages. The product has also been used for labeling the swine anti-rabbit IgG antibody and peroxidase.
Biotin DL-Methionine L-Arginine Methyl Sulfonyl Methane (MSM) Inositol Vitamins Minerals Amino Acids with Natural Extracts Tablets