Waterproof • Vegan • Gluten Free • Latex Free • Lasts 12-24 Hours Place 1 patch on a hairless area of skin BEFORE drinking for best results. You can also apply 1 patch the next morning to help speed up recovery! Ingredients: Glutathione • Milk Thistle • N-Acetyl Cysteine • Ginseng • Ginger • Prickly Pear