subject: The 3 Most Recommended Tinnitus Vitamins [print this page] Even though these tinnitus vitamins are easily accessible, it is important to take note of the maximum recommended dosage for each. After all, you wouldn't want to overdose on these. Also, the efficacy of these vitamins varies from person to person. The best way to go about it is to pick one and give it a trial run of anywhere between two weeks to a month (depending on doctor's orders). This way, you can find out which of these tinnitus vitamins have a positive effect on you and actually helps with reducing that noise in your head.