Skin Biology

This sections contains articles on various aspects of skin biology. A better understanding of the inner workings of the skin will help you be a better judge of the pros and cons of various skin rejuvenation methods.

What is the skin made of?

Important skin molecules

Sebum, sweat, skin pH and acid mantle

Skin collagen: More than meets the eye

Elastin: A neglected essential of skin youth

Hyaluronic acid: Skin matrix health is not just about proteins

Matrix metalloproteinases