The sebaceous gland is an organ located in the dermis. Its role is to synthesise and secrete sebum which is a component of the hydrolipidic film. The purpose of sebum is to protect the skin from external aggression and dehydration. Sebum also maintains the suppleness of the skin and hair. Learn about the function, location, and disorders of sebaceous glands and effective treatment options for related skin conditions. Skin glands are specialized structures embedded within the skin that produce and secrete various substances, including oils, sweat, and wax, to maintain the skin's health and regulate body functions. There are several types of skin glands, including sebaceous glands, which produce sebum (an oily substance that lubricates and protects the skin and hair), and sweat glands, which help with thermoregulation and excretion of waste. Ceruminous glands, located in the ear, produce earwax (cerumen ... Learn about sebaceous glands, the microscopic organs that produce and secrete sebum, an oily substance that protects your skin. Find out how sebaceous glands can be affected by various conditions and disorders, and how to keep them healthy.