The Endocrine System & How It Affects The Skin The endocrine system is a network of glands that produce and release hormones into the bloodstream to regulate various functions in the body. These hormones influence metabolism, growth, mood, and many other processes, including the health and appearance of the skin. How does the endocrine system affect the skin? 1. Hormonal Regulation of Skin Functions Sebum Production: Hormones, particularly androgens (male hormones like testosterone), stimulate the sebaceous (oil) glands in the skin. Increased androgen levels can lead to excessive sebum production, contributing to acne or oily skin. Skin Growth and Repair: Growth hormone and thyroid hormones play roles in skin cell