Kingfisher fennel fluoride toothpaste 100ml ingredients source function calcium carbonate chalk gentle abrasive glycerin vegetable moisture retention aqua purified water moistener sodium lauroyl sarcosinate replaces sodium lauryl sulfate palm oil stabilizer hydrated silica natural ore structuring agent cellulose gum plant fibre thickener sodium monofluorophosphate calcium fluoride helps to prevent tooth decay foeniculum vulgare fennel fresh taste anethole fennel fresh taste limonene fennel f