Super Kelp + VitaminsSea Kelp is a natural source of vitamins and minerals but some of them are present at low levels. In this product Bio-Health have fortified super quality powdered Sea Kelp with extra B vitamins Thiamin, Riboflavin, Niacin & B6, Biotin, Pantothenic acid, Vitamin C (60mg), Vitamin D(5ug) and natural Vitamin E (10mg), all at 100% RDA resulting in a substantial natural multinutrient complex to contribute toward general good health. Extra Kelp contains nutrients important to the proper function of the thyroid gland which is involved with cell growth and repair.