Melona-R Pure Retinol Serum 30mlMelona R Pure Retinol Serum Retinol + Ceramides Repair Formula (30ml) Melona R Pure Retinol Serum is an advanced anti aging face serum from Crystolite that pairs Pure Retinol (Vitamin A) with skin repairing Ceramides for a dual action formula. While retinol accelerates cell renewal and stimulates collagen, the ceramides simultaneously restore the skin barrier, reduce redness, and soothe sensitivity making it unique among retinol serums as both a