Clinical-Grade Niacinamide Concentration: 20,000ppm niacinamide delivers therapeutic pigment-inhibiting dose directly to thin periorbital skin through hydrogel occlusion, targeting post-inflammatory hyperpigmentation prevalent in deeper skin tones where conventional 2-5% formulations plateau. Pineapple Fruit Water Enzymatic Brightening: Natural bromelain enzymes gently dissolve surface protein buildup and oxidised sebum contributing to dull appearance without mechanical abrasion damaging delicate under-eye tissue. Glutathione-Ceramide Barrier Support Matrix: Antioxidant tripeptide ne