What it is: A 7-day 20% Vitamin C treatment series for instantly radiant, smoother skin and a more even complexion. Who it's for: Ideal for mature skin or dull skin.What it does: This Vitamin C booster for fatigued, tired-looking skin combines highly effective antioxidants with linoleic and hyaluronic acids for an improved complexion all-around and moisturized skin protected against free radicals. An innovative complex of active ingredients stimulates collagen synthesis, strengthens the skin’s natural protective barrier and visibly reduces lines and wrinkles in just one week.Key ingredients:- Vitamin C Derivative (20%) stimulates collagen synthesis and thus preserves the elasticity of the skin, reduces fine lines and wrinkles and helps to minimize age spots and hyperpigmentation and thus improves the skin structure. Its antioxidant effect also reduces damage caused by environmental aging processes such as UV rays and neutralizes harmful free radicals.- Linolenic Acid, an omega-3 fatty acid, in combination with low-molecular hyaluronic acid, hydrates the skin and protects it from drying out- Hyaluronic Acid penetrates the skin and promotes moisture absorption and binding at different epidermal levels, which improves skin elasticity and firmnessHow to use: Once a day for 7 days, apply to the face, neck and décolleté after cleansing and massage into the skin, applying light pressure with the fingertips. Afterward, ideally apply the DOCTOR BABOR Collagen-Peptide Booster Cream or any other skincare cream. 0.47 oz. Paraben-free; silicone-free; sulfate-free Vegan Made in Germany