Xylitol chewing gum containing 10 % of chaga mushroom extract. The chewing gum also contains a small amount of coffee aroma to softener the slightly bitter taste of chaga mushroom extract.  Metal box contains 25 pieces of chewing gum. 5 grams of xylitol you get from 10 chewing gum pieces. Calciumphosphate in chewing gum will remineralize tooth enamel. How to use? Suck and chew 1 to 2 spruce chewing gums after each meal. The recommended dose for teeth is 10 pieces of chewing gum per day. Excessive use can have laxative effects. Store dry and at room temperature. Wrap the used chewing gum in a paper and dispose of with mixed waste.