Celimax The Vita-A Retinal Shot Tightening Booster is a Korean skincare serum formulated to target signs of aging and improve skin firmness. Enriched with retinal (a potent form of vitamin A), it helps reduce the appearance of fine lines and wrinkles, tighten sagging skin, and enhance overall texture. The lightweight, fast-absorbing formula delivers concentrated active ingredients for a more lifted, youthful, and radiant complexion. Suitable for all skin types, this booster can be incorporated into your daily skincare routine for visible anti-aging and skin-tightening benefits.