Our tinnitus patch contains Dendrobium chinense extract, Achyranthes sinensis extract, and Vitex chinensis extract. It improves concentration and enhances your memory and concentration so that trivia doesn't interrupt your thinking. How to use it is simple: 1. Place the earmuffs between your ears and your neck. 2. Leave the patch for at least 8 hours. 3. It is recommended to use before going to bed for better results. And it can relieve your tinnitus by stimulating the auditory nerve and auditory cortex to relieve the tinnitus sensation.