Laroscorbine Platinum E UF PN Vitamin C 200g & Collagen 180g Injection. Laroscorbine Platinum E-UF PN Vitamin C Collagen Injection helps to boost the skin whitening process from within. It works as an anti-aging and antioxidant to increase the body's immune system, replace collagen loss, and boost skin flexibility. Free Home Delivery all over India. cash on Delivery available.