This is a bio-function blend that is in practically every herbal supplement program I write. This blend helps to build the thyroid gland; helps you to adjust to climatic changes and helps with reducing jet lag when traveling over many time zones by helping to reset the body's inner clock system. Contains Irish moss, animal thyroid gland, abutua, kelp Pata de Vaca along with RNA/DNA animal factors of lung and thymus glands. This formula contains animal products.