Originally Posted by seely
Unflavored denture tabs... you will never go back to using anything else.
It really works! I've had my HydroPak for 3 years now and had never cleaned it. Gross! But I always dried it out after every few uses. I got some denture tabs and used 3 of them for a 3 liter bladder. It doesn't taste funny and it's clean! Thanks for the tip!