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Allantoin

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Allantoin is a naturally occurring substance that is found in many plants, including comfrey, licorice, and wheat. It is a colorless, odorless, and tasteless substance that is soluble in water and alcohol. Allantoin has a number of beneficial properties for the skin,...

Allergy

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An allergy is an overreaction of the immune system to a foreign substance. The immune system normally protects the body from harmful substances, such as bacteria and viruses. However, in people with allergies, the immune system overreacts to a harmless substance, such...