Aloe vera/Aloe barbadensis Milleris a medicinal plant that grows in hot climates such as California, New Mexico, and the Caribbean. It contains more than 75 active ingredients, including enzymes, amino acids, vitamins, and minerals, some of which could make it useful for treating diseases. This plant-based remedy contains chemicals that reduce swelling in the skin, relieve redness and scaling, soothe itchy skin, and promote the growth of new skin cells .