Used in aromatherapy, Menthol Crystals promote easier breathing, temporarily relieve nasal congestion, soothe sore throats, alleviate fever symptoms, coughs, headaches, and sinus discomforts, support immunity, and stabilize the emotions.Use for refreshing flavour, to combat bad breath or mix in mouthwash and toothpaste. Menthol crystals are often used in cosmetics, salves, balms, medicated creams, throat lozenges, toothpaste, mouthwash, gum, foot sprays, pain relief, shampoos, conditioners, liniments, shaving creams, throat sprays, compresses, and medicated oils. Menthol crystals are the cool, refreshing, icy component of most flavors and fragrances derived from mint. They're also as stunning in appearance as they are in flavor, so just a small dose dissolved in oils or alcohols will freshen your taste buds, cool your skin, or stimulate your sinuses. Menthol Crystal is actually crystalized form of strong peppermint odor and Melting point is 107 and is completely soluble in alcohol. Menthol Crystal is actually crystalized form of strong peppermint odor and Melting point is 107 and is completely soluble in alcohol.