OZNaturals Vitamin C Serum for your face uses one of the most researched and proven ingredients in modern skin care to create the ultimate anti wrinkle serum. Vitamin C has been shown in numerous studies to increase collagen production, a significant factor for wrinkle reduction. OZNaturals harnesses this potent antioxidant in a powerful anti aging serum that delivers brighter, healthier skin with improved tone and glow. This effective anti wrinkle serum contains concentrated amounts of active ingredients. Many of our customers have written us and left reviews stating they prefer our Vitamin C serum over anti aging serums costing many times more. Beware of imitations. When you purchase OZNaturals Vitamin C serum, you can be assured you are getting pure 20% Vitamin C in the most effective anti aging serum formulation available.