The Ordinary Caffeine 5% + EGCG Depuffing Eye SerumAn effective solution for tired eyes, focusing on reducing dark circles and puffiness. Description Caffeine solution 5% + egcg is a water based serum that diminishes the appearance of puffiness and dark circles in the eye contour, achieved through the combination of a high concentration of caffeine with a highly purified epigallocatechin gallatyl glucoside (egcg). How to use Apply a small amount onto the eye contour in the morning and evening. Key