PLANTS - Hop leaves -- discarded in beer brewing -- have substances that could fight dental diseases

Beer drinkers know that hops are what gives the drink its bitterness and aroma. Recently, scientists reported that the part of hops that isn't used for making beer contains healthful antioxidants and could be used to battle cavities and gum disease. Researchers say that they've identified some of the substances that could be responsible for these healthful effects ...

http://www.sciencedaily.com/releases/2014/03/140305125146.ht