Rate My SPF

Arginine/Lysine Polypeptide

What Arginine/Lysine Polypeptide is & what it does

An amino acid used as a gentle pH adjuster and humectant that also conditions and helps soothe skin. It supports the barrier and balances the formula's acidity.

Sunscreens with Arginine/Lysine Polypeptide

We rate 4 sunscreens that contain it:

← All ingredients