Complete Mouth Care for a Better Dental Check Up. When using Crest Pro-Health Advanced with Extra Tartar Protection Mouthwash with Fluoride, not only is your mouth protected against tartar build-up and cavities, it also freshens breath, fights unwanted surfaces stains and strengthens enamel. Fluoride helps prevent cavities while tartar fighting ingredients helps prevent surface stains. strengthens enamel for a healthier mouth. Suggested Use: Adults and children 6 years & older: Use twice a day after brushing your teeth with a toothpaste. Vigorously swish 10 mL (2 teaspoonfuls) of rinse between your teeth for 1 minute and then spit out. Do not swallow the rinse. Do not eat or drink for 30 minutes after rinsing. Instruct children under 12 years of age in good rinsing habits (to minimize swallowing). Supervise children as necessary until capable of using without supervision. Children under 6 years of age: Consult a dentist or doctor. Use with Pro-Health Advanced Products from Crest & Oral-B to promote strong teeth and healthy gums. UPC: 037000945642 Weight: 2.5 lbs RKU: WAL45103546