Polysaccharide shell of plant origin (pululan). Contains no gluten, no starch, no GMOs, no dyes. Suitable for vegetarians, diabetics and patients with restrictive diets. High content of zinc, iodine, selenium and vitamins A, C, D3 and B complex: Iodine contributes to the normal production of thyroid hormones. Selenium and iodine contribute to normal thyroid function. How to use: take 2 capsules a day, preferably in the morning, or as directed by a specialist.