Brand from Japan: snova. A patch-like beauty serum formulated with retinol that penetrates directly into the stratum corneum.Retinol is one of the more stable vitamin A derivatives currently and can effectively stimulate skin cell renewal and collagen proliferation.Compared with the traditional application method, micro-needle technology can penetrate into the stratum corneum of the skin more effectively, which can not only remove wrinkles, anti-aging and moisturize the skin, but also promote skin metabolism.