A smart face serum.Get exactly what your skin needs; when it needs it with Dermalogica’s Smart Response Serum. This nextgen smart serum uses SmartResponse Technology to reacts to your skin’s constantly changing needs whether it be to hydrate; brighten; soothe; or address fine lines and wrinkles. Enriched with key ingredients that take your individual needs into account; this serum activates each one in different areas of the face in response of the skin’s micro changes like stress; climate or diet. Gallic acid helps to protect stressed skin against free radicals; mannose6phosphate visibly smooths and provides a firming effect; hydrolyzed wheat flour activates as needed to brighten and help reduce the appearance of dark spots; while oligosaccharides from Hydrolyzed Beta Glucan respond to dehydration signals; helping skin to maintain its ideal hydration levels. Vegan Crueltyfree