PEI-15
Ingredient type: HUMECTANT/WATER-SOLUBLE
✨ Role: PEI-15, also known as polyethyleneimine, often acts as a conditioning agent in cosmetic products. It helps improve product texture and can also increase the adhesion and stability of formulations.
Ingredient type: Water-soluble
⚕️ Safety: Generally safe for cosmetic use, but it is important to adhere to the recommended percentages.
✨ Vegan: Yes, this ingredient is generally synthetic in origin and is therefore suitable for vegan formulations.
✨ Note: This ingredient may be slightly irritating to very sensitive skin, especially in high concentrations. Always perform a skin test on a small area before full use.
Found in: Often used in hair conditioners, moisturizers, and certain hair care products for its conditioning and stabilizing properties.


