Nars Skin Treatments E.F.A. Night Infusion This E.F.A. night infusion is intensely concentrated with over 95% of lipid enhancing ingredients, the EFA night infusion’s antioxidant rich formula works to strengthen and repair the epidermis by replenishing naturally occurring lipids back into the skin. Skin is instantly revitalized, more vibrant and visibly hydrated. Benefits: Dermatologist and allergy tested, Suitable for all skin types.