The Sphingo lipid, a highly nourishing ingredient, is more than just a lipid. It helps regenerate the skin's ability to rebuild its hydrolipidic film, in order to limit its water loss. The formula also contains shea butter for extra nourishment. Vichy Nutrilogie Nuit Night Cream is ultra-penetrating, non-greasy, & is enriched with nourishing shea butter. Skin is left soft & comfortable throughout the night. The treatment works at night when cellular renewal is the most active for enhanced skin repair. Very dry skin is immediately soothed & intensely nourished. Dry skin regains comfort, flexibility, & softness as of the first morning. Suitable for Dry to Very Dry Skin.