Steroid hormones are a class of lipid hormones, a compound containing the polyhydrophenanthrene structure of cyclopentane. Steroid hormones mainly include gonadotropic hormones and adrenocorticotropic hormones, 1,25-dihydroxyvitamin D3, etc. Gonadal hormones can promote the development of sex organs and maintain secondary sexual characteristics. Sex hormones mainly include estrogens, such as progesterone and estrogen, and androgens include testosterone and androstenedione. Adrenocorticotropic hormones can be divided into glucocorticoids and salt corticoids. Glucocorticoids include cortisol, cortisone, corticosterone, etc. The main role is to raise blood sugar and play a role in stress response. Salt corticosteroids are mainly represented by aldosterone, which has the effect of sodium and potassium retention and is the main hormone regulating water and salt metabolism. 1,25-dihydroxyvitamin D3 is also a steroid hormone and is mainly used to regulate calcium and phosphorus metabolism.