Oily skin happens when the sebaceous glands in the sin make too much sebum. Sebum is the waxy, oily substance that protects and hydrates the skin.
Sebum is vital for keeping the skin healthy. However, too much sebum can lead to oil skin; clogged pores and acne.
https://dermarev-xgo9.myshopline.com/products/uv-protection-cream