Ingredient Spotlight
Share   |  

Activated C is the latest-generation Vitamin C derivative with an outstanding "anti-cluster" technology, which is key to treating hyperpigmentation.

  • 100% active in the skin immediately, allowing for faster, visible results.
  • Very small molecular size and is highly stable to penetrate deeper, making
    it a highly efficient ingredient.
  • Swift treatment of pigmentation clusters and simultaneous prevention of
    future discolorations.


    Decreases melanin production at the melanocyte.
    Anti-Cluster action prevents the formation
    of new melanin clusters.
    Slows melanin transfer to skin's surface. Anti-Cluster action diminished visible dark spots and discolorations.
    Found only in Kiehl's Dermatologist Solutions formulations:
  • Dark Spot Solution
  • Clarity-Activating Toner
  • Hydrating Moisture Emulsion