What it is: A lightweight, hydrating daytime serum that stimulates collagen and fades discoloration for a brighter, more even complexion. What it does: A lightweight and hydrating vitamin C serum that helps stimulate collagen and fade uneven skin tone and discoloration.Key ingredients:- 3-0-ethyl ascorbic acid: a more stable and penetrable derivative of vitamin C. This water and oil-soluble derivative remains in the skin longer without oxidizing to more effectively brighten skin, fade hyperpigmentation and stimulate collagen synthesis- Squalane: rich in antioxidants that fight free radicals known to cause aging, this highly effective emollient deeply hydrates for soft, smooth and more even skin- Plankton extract: packed with natural minerals that support optimal moisture absorption for naturally supple skinHow to use: Use in the AM or PM after using your Balancing Mist (sold separately). Massage 1-2 pumps on face, neck and décolleté after cleansing and misting. Follow with the Ritual Oil and/or Moisture Rich Balm (both sold separately). 1 oz. Paraben-free; phthalate-free; sulfate-free; synthetic fragrance-free; silicone-free