Water is the main component of a cosmetic product: therefore, its quality is essential.

The formulation water used in Bioderma products undergoes a purification process to respect the sensitivity of everyone’s skin.

For Institut Esthederm and Etat Pur products, Naos has designed a perfectly defined water, meeting the three fundamental criteria for physiological fluids: pH, oxidation resistance, and concentration of mineral salts. It optimises cellular functioning and preserves the balance of healthy skin.