Boric acid’s primary medicinal benefit lies in its antifungal and antibacterial properties. It is often used to support healing of a wide variety of ailments including, athlete’s foot, yeast infections and eye infections. THS recommends that you consult with a qualified healthcare professional before using herbal products, particularly if you take other medications, or if you are nursing, pregnant, or expecting to become pregnant. This information is for educational purposes, and is not intended to diagnose, treat, cure, or prevent any disease. This information has not been evaluated by the Food and Drug Administration. Boric Acid.