SHOP THE MEDSPA’S CLINICAL CABINET › 10% Vitamin C Self-Activating Image 1 of 2 Image 2 of 2 10% Vitamin C Self-Activating from $51.00 10% vitamin C that brightens skin, promoting a more even skin tone and minimizing the appearance of fine lines and wrinkles. Size: Select Size Full Size - 50 mL / 1.7 Fl. Oz. Travel Size - 20 mL / 0.67 Fl. Oz. Quantity: Add To Cart Added! 10% vitamin C that brightens skin, promoting a more even skin tone and minimizing the appearance of fine lines and wrinkles.