Rigenforte capsulesThis dietary supplement is made with Biotinax (a patented formula that consists of Biotin, Methionine and Cystine), Vitamins and Minerals. Biotin and Selenium help to maintain the hair normal health. Zinc helps to promote healthy hair and nails, and copper helps to maintain normal hair pigmentation. Vitamin E protects the cells from oxidative stress. Biphasic Slow Release Formula Naturcaps were created with patented technology that was invented by