Oral B Cavity Protection Mint Toothpaste has been formulated with Sugar Acid Shield for stronger teeth. Helps to protect against cavities. Oral B toothpaste is a complete, mint flavoured, fluoride toothpaste that pr s complete oral care. Designed to protect your teeth against cavities, remove surface stains which leaves your teeth looking naturally white and helps to freshen breath. Oral B Cavity Protection contains Fluoride and creates a shield to protect against Sugar Acids.