Why should I use Comvita's Natural Propolis Toothpaste?Comvita's Natural Propolis Toothpaste is a great tasting, certified natural alternative which helps to maintain oral health and hygiene. Product benefits:Xylitol, a natural substance found in birch trees, helps to prevent plaque build-up with regular brushing. Tea Tree Oil and other essential oils work together to freshen your breath.  Product features:Free from Sodium Lauryl Sulfate, Fluoride, artificial flavours and colours, harsh abrasives or preservatives. Use:For best results brush at least twice a day after meals. Store in a cool dry place.  Ingredients:Calcium carbonate, glycerin, aqua, xylitol, caprylyl/capryl glucoside, Chondrus crispus (carrageenan) powder, Glycyrrhiza glabra (liquorice) root extract, propolis cera/propolis wax/cire de propolis, Mentha arvensis (peppermint) leaf oil, Foeniculum vulgare (fennel) oil, menthol, Mentha viridis (spearmint) leaf oil, Melaleuca alternifolia (tea tree) leaf oil, CI 75810 (Chlorophyllin–Copper Complex), xanthan gum, maltodextrin.  Precautions:Propolis may cause severe allergic reactions. If irritation or swelling of the mouth or throat occurs, discontinue use and consult a healthcare practitioner.