Kolorz ClearShield varnish seals dentin tubules reliably and aids in relieving hypersensitivity. Just like other Kolorz hygiene products, ClearShield contains xylitol and fluoride. This provides peace of mind. Clump-free consistency and without gluten, aspartame, and saccharin, ClearShield varnish dries clear and tastes great. Contains xylitol and fluroide.