Well, first and foremost, you need to avoid usingheadphones, and avoid visiting places with loud music – all theseloud environments make your hearing worse. This alone should makethings better, since your inner ears will be able to get recovered,and upregulate the sensitivity to stimulus. Remember, the heavier thestimulus our nerve receptors and cells get, the less sensitive theybecome, so you need to make them work hard in order to be functional.The best way of making your ears work, is by making them listed toquiet things. As per supplements, I don't know of any that would beparticularly good for the hearing.