4-PCA
Ingredient type:HUMECTANT/WATER-SOLUBLE
✨ Role: 4-PCA, or Pyrrolidone Carboxylic Acid, is primarily used for its moisturizing properties. It mimics the skin's natural moisturizing factor, helping to maintain its suppleness and elasticity.
Ingredient type: Water-soluble
Safety: Yes, this ingredient is generally considered safe for topical use on the skin.
✨ Vegan: Yes, this ingredient is synthetic and suitable for vegan formulations.
✨ Worth knowing: 4-PCA is well tolerated by most skin types and is unlikely to cause irritation. However, as always, it's best to test new products containing this ingredient on a small area before more extensive use.
Found in: This ingredient is frequently found in moisturizers, serums and hydrating face toners.
Comedogenic rating:


