- A powerful Vitamin C formulation - This serum will effectively soften wrinkles, plump the skin, and improve dark spots - Improves the appearance of sun damaged skin WARNING - Amazon or Ebay are not authorised resellers of Zenmed products.  ZENMED L-Ascorbic Booster SerumBoosts Collagen Levels. A treatment created to soften wrinkles, plump the skin, and improve dark spots. This serum will help create a more even skin tone and smoother texture. Boosting collagen levels builds support under the skin, making it appear more radiant, firmer, and younger. Vitamin C has been long known as one of the top antioxidants for neutralizing free radicals. This serum will help improve visible environmental damage while boosting new collagen creation. In addition, Vitamin C is effective at reducing inflammation. What Does Vitamin C Do? - Protect skin cells and the skin’s support structure from UV-related damage- Improve the appearance of sun-damaged skin- Strengthen skin’s barrier response- Redu