1. Nutraceuticals are foods or supplements that provide health benefits, including preventing or treating disease. Common nutraceuticals include vitamins, minerals, herbs, probiotics, antioxidants, and omega-3 fatty acids. 2. Cosmeceuticals are topical products containing ingredients that claim to enhance beauty through additional health benefits. Common cosmeceutical ingredients include vitamins, alpha-hydroxy acids, essential fatty acids, and sunscreens which protect skin from UV damage. 3. Both nutraceuticals and cosmeceuticals are claimed to improve health and appearance through functional ingredients and active compounds.