Kelp 600mg is an excellent nutritional supplement. It contains various important minerals, proteins, vitamins and fatty acids. Kelp is very rich in iron and folic acid. It also contains various phytonutrients and soluble fiber. It is a very good source of calcium and iodine.Kelp has been eaten and used medicinally for hundreds of years. Kelp is a wonderful and beneficial food supplement. It is an excellent all-around supplement that helps retain general health, including growth of hair and skin.