$399.00. The Samsung/SAM4s ER-5215M is a cost effective ECR with built-in flexibility to serve a wide range of retail applications. Featuring a traditional raised key keyboard with 5, 10 or 15 keys.399.00. The Samsung/SAM4s ER-5215M is a cost effective ECR with built-in flexibility to serve a wide range of retail applications. Featuring a traditional raised key keyboard with 5, 10 or 15 keys.
Vitamin C is beneficial to your skin in four different ways: 1  It improves your skin by making it firmer and younger looking. Vitamin C is a critical element in the formation of collagen, the protein that keeps your skin looking younger and suppler. 2  It stops premature aging and wrinkling.
Vitamin C, also known as ascorbic acid, is a water-soluble vitamin. As such, it scavenges free radicals that are in an aqueous (watery) environment, such as inside your cells. Vitamin C works synergistically with vitamin E to quench free radicals. Vitamin C also regenerates the reduced (stable) form of vitamin E.imilar to selenium, the minerals manganese and zinc are trace elements that form an essential part of various antioxidant enzymes. Antioxidant Enzymes. The antioxidant enzymes superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPx) serve as your primary line of defense in destroying free radicals.