iS Clinical Pro-Heal Serum 15mlA restorative botanical face serum that's packed with antioxidants to help heal the skin and encourage healthy skin cell renewal. With Vitamin C time release technology. Size: 15ml. Best for: dryness and dehydration, acne and blemishes, redness and sensitivity. Suitable for all skin types. With Ascorbic Acid (Vitamin C) to help defend against free radicals, Vitamin E , Retinol (Vitamin A) to promote skin cell turnover, antioxidant rich Bioflavonoids,