This sealed tube drops in any beverage and will enhance and smooth it out. Simply place whole stick in your container or bottle then agitate a little bit. The stick remains sealed its’ whole life. This product is proudly named after Bennett Schneider and Luke Schneider, grandsons of Fern Gunderson. Great for any wine, tea, pop, coffee, water, even Champagne without a noticeable hang over. This product has been in the testing field from 2004 to 2006. To name a few testers: John & Robin Van Norman of Holstein, IA, Rhona Terry of Yelm, WA and Dr. Diane G. Bargonetti of New York City, NY. (http://www.edgarcayce.org/health/cayce_professionls_listI_T.asp) They all give the BennLu Stick heads up.