Alcohol Denat
What is Alcohol Denat?
Denatured alcohol (ethanol made unfit for drinking) used as a solvent, astringent, and to help products dry quickly. Can be drying and irritating to skin.
Roles in Formulation
This ingredient serves the following purposes in cosmetic formulations:
Moisturising
Improves skin hydration and comfort by combining water-binding (humectant) and barrier-supporting (emollient/occlusive) mechanisms to reduce dryness.
Preservative
Protects the product from microbial contamination during storage and use, helping maintain safety, stability, and shelf life.