Support your metabolism and normal thyroid function with A. Vogel Kelp Tablets. Each tablet is rich in naturally occurring iodine, derived from pure kelp (brown seaweed). This 240-tablet supply provides a convenient daily supplement to help maintain healthy energy levels and metabolic rate. Made from powdered Macrocystis pyrifera kelp, these tablets are suitable for those seeking a natural source of iodine. A. Vogel's commitment to quality ensures a pure and effective supplement. Ideal for individuals looking to support their thyroid health with a trusted herbal brand.