All patch ingredients comes from natural herbs and plant extracts. 'SOPHORICOSIDE' (It's Japanese tree extract strong agent for anti-obesity fat burn). 'CAPSACIN' (It's chili extract, destroying cellulite). 'CAFFEINE' (Destroying cellulite and brings body elasticity - Firming Effects). 'CATECHIN' (Preventing body fat). 'FAR INFRARED AND NEGATIVE ION' (Improve body metabolism and blood circulation).The patch will burn the fat and reduces your weight. 'SIZE REDUCTION EFFECT' (Reducing 1~2 inches by regular use for 2 months - Clinically tested!)As it is for external use only, there is no risk of side effect. Unlike diet pills, it's totally risk-free and no harmful at all.No preservatives / No parabens. Skin Irritation