You may be able to remove keratin bumps by exfoliating and moisturizing. A dermatologist can remove stubborn plugs. A keratin plug is a type of skin bump that’s essentially one of many types of ...

An oily nose is a common problem. Oiliness occurs when the sebaceous glands on your nose produce too much sebum. This is a natural oil that protects and lubricates your skin. If you have oily skin, ...

Sebum is an oily substance that protect and hydrate the skin’s surface. It mixes with fat molecules, called lipids, to form a protective coating on the skin. The sebaceous glands produce sebum. It ...