This product can be used to help prevent or calm an outbreak of hives or itchy skin from a rash. The colloidal oat soothes the skin and eases inflammation. Evening primrose oil is rich in gamma -linolenic acid. which decreases the burning and itching sensation associated with hives. Quercetin stops the histamine from being sent out in the first place so works to prevent hives. Vitamin c neutralizes chlorine that is used in swimming pools which if used before swimming or after swimming will help alleviate dry and itchy skin and or hives.