Menthol crystals are solid, crystalline structures derived from the essential oils of peppermint or other mint plants. Menthol has a cooling sensation and is often used for its soothing effects. When menthol crystals are dissolved in a liquid or applied to the skin, they create a cooling, refreshing feeling and are known for their aromatic properties.Here are some common uses and benefits of menthol crystals:Aromatherapy: Menthol crystals are often used in diffusers to create a refreshing, invigorating atmosphere. The aroma can help clear nasal passages, reduce feelings of congestion, and promote relaxation.Topical Use: When diluted in a carrier oil or cream, menthol crystals can be applied to the skin for relief from minor muscle aches, soreness, and headaches. The cooling sensation helps alleviate discomfort.Cough and Cold Relief: Menthol crystals are frequently found in products like cough drops, balms, and ointments (like Vicks VapoRub). They help relieve congestion, coughing, and other cold symptoms by soothing the throat and opening airways.