While there is no known tinnitus treatment that will bring complete relief to all sufferers, Lipo-Flavonoid has been shown to provide relief for some people who suffer from ringing in the ears. While Lipo-Flavonoid may not work for everyone, we stand behind our product, our history and our results. If you don’t find symptom relief with use of Lipo-Flavonoid caplet products as directed for 60 days, we will refund your purchase.