The present invention relates to an organic biological iodine. It is mainly composed of 96% of 1-iodotyrosine, 2% of 2-iodotyrosine and 2% of sodium alginate. Sand organic biological iodine contains no any chemical inorganic iodine, and is similar to the thyroxine in endocrine thyroid gland of human body, after having been absorbed into human body it can participate in the metabolism in molecular form, and it is safe and stable in the iodine-supplementing effect, and does not result into iodism reaction. |