Holy basil, has been used in ancient medicines for thousands of years. The herb helps get mucus moving to aid asthma, bronchitis and coughs. It has also been used to support healthy kidneys and remove kidney stones, maintain normal cholesterol levels, treat mouth infections and treat common children's sicknesses, including diarrhea and vomiting. Used topically, holy basic can treat ringworm or other skin disorders, take the sting out of insect bites and soothe sore eyes. Holy basil is considered to be an adaptogen, which helps combat the negative effects of stress on the body. Research studies have shown that supplementing with holy basil decreases corticosterone and other stress hormones, leaving the used with improved memory and mental clarity. Some of the compounds in holy basil, including eugenol and caryophyllene, which contribute to its aroma, help elevate mood and improve the body's response the stress.