Stop wine headaches with Drop It – If you get a headache from a glass or two of wine, you may have a common sensitivity to sulfites and/or tannins. Drop your wine headache and enjoy wine again with friends and family without the headache. Drop It is the only all-natural product on the market that reduces both tannins and sulfites in wine. Just add a few drops to your favorite glass or bottle of red, white or sparkling wine for a more enjoyable experience.