The INKEY List under eye Caffeine Serum is rich in an anti-inflammatory antioxidant derived from coffee. It helps to reduce puffiness, dark circles and prevent skin damage from free radicals which can make dark circles more pronounced. As caffeine is a diuretic it can help to relieve water retention which can be a major cause of puffiness under the eyes. Caffeine serums acts to: - Target dark circles - Reduce the appearance of dark circles - Reduce puffiness - Reduce the appearance of fine lines INKEY Info: - Matrixyl 3000 peptide to help boost collagen production. - Suitable for all skin types.