SESDERMA SESMAHAL LYALUNONIC VIT CSesderma Sesmehal Lyalunonic Vit C is a powerful antioxidant that helps protect skin from damage caused by free radicals. It also helps reduce signs of aging such as wrinkles and fine lines. This product also contains hyaluronic acid, which helps to keep skin moisturized and hydrated. It can also help reduce the appearance of dark spots and improve skin texture.