Product Details This is a Beyond Beauty product which means it has been sourced tried and tested and finally declared one of the most new and innovative heroes out there. The Good C Vitamin C Serum is Dr. Barbara Sturms newest serum invention containing a unique mixture of vitamin C in three skin-friendly forms at a concentration thats easily absorbed safe and gentle on the skin. The serum contains an active ingredient complex that includes oil-soluble vitamin C THD stabilized synthetic vitamin C in glucosidic form and an extract from kakadu plum a fruit that is a potent source of plant-based vitamin C. Together they help to reduce the signs of uneven pigmentation and improve tone while also providing anti-oxidative protection against environmental stressors for a bright and even complexion. The serum also contains zinc which increases the absorption of vitamin C into the skin. Additionally vitamin C supports the formation of collagen which is needed for firm and youthful-looking ski