Sea Kelp is a natural source of vitamins and minerals. In this product, Bio-Health has fortified super quality powdered Sea Kelp with extra B vitamins (Thiamin, Riboflavin, Niacin and B6, Biotin, Pantothenic acid, Vitamin C (60mg), Vitamin D (5ug) and natural Vitamin E (10mg), all at 100% RDA resulting in a substantial natural multi-nutrient complex to contribute towards general good health. Extra Kelp contains nutrients important to the proper function of the thyroid gland which is involved with cell growth and repair. Suitable for vegetarians and vegans.