Water and softness

Arginine

An amino acid that is part of skin's own natural moisturizing factor; many formulas also use it to neutralize and set their gel texture.

  • Conditions skin
What it does
Found across creams, cleansers, sunscreens and ampoules, where it adds to skin's own moisture-holding amino acids and helps skin feel supple.
How often
As often as each product's directions say, whether it is daily skincare, a mask or a hair treatment.

Products with arginine

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