Atlantic kelp is a natural source of vitamins A, B1, B2, C, D and E, as well as minerals including zinc, iodine, magnesium, iron, potassium, copper and calcium. In fact it contains the highest natural concentration of calcium of any food - 10 times more than milk. The health benefits of kelp include its ability to regulate the thyroid gland, improve the metabolism, and help in weight loss. It promotes hydration, protects against radiation poisoning, strengthens the bones, balances the pH levels, and boosts immunity. It also helps control diabetes, reduce inflammation, and boost blood circulation and maintain a healthy skin.