Rate My SPF

Valine

What Valine is & what it does

Valine is one of the essential amino acids and a common building block of proteins. In skincare and sunscreen formulas it is used as a skin-conditioning and humectant agent, sometimes as part of an amino-acid blend that supports the skin's natural moisturizing factors. As a small, water-soluble molecule it helps with hydration at the surface.

Is Valine safe in skincare?

Valine is a naturally occurring amino acid and is generally regarded as safe and well tolerated in topical cosmetics. It is a small, water-soluble molecule the body already uses as a protein building block. As with any ingredient, sensitive skin can patch test a new product first.

What does Valine do in skincare?

Valine is an amino acid used as a skin-conditioning and humectant agent. It can help support surface hydration, sometimes as part of an amino-acid blend that mimics the skin's natural moisturizing factors. It plays a supporting, conditioning role in formulas.

Is Valine vegan?

Cosmetic-grade valine is most often produced by fermentation or synthesis rather than from animal sources, which makes it generally suitable for vegan formulas. Because production methods can vary, the label may not state the origin. Confirm with the brand if a vegan product is important to you.

Sunscreens with Valine

We rate 35 sunscreens that contain it, showing the top 10 by overall score:

← All ingredients