Why Do We Develop Melanin Pigmentation on the Face?
Why Do We Develop Melanin Pigmentation on the Face? 1. Sun Exposure Exposure to UV radiation triggers the body to produce more pro-opiomelanocortin (POMC), which then breaks down into alpha-melanocyte-stimulating hormone (alpha-MSH) and adrenocorticotropic hormone (ACTH). These hormones increase melanin production in the skin. Since UV