Colgate Total Gum Health mouthwash is a germ-fighting formula that forms a protective shield along the gum line and protects against bacteria. With twice-daily use it s clinically proven to deliver 45% stronger (reduction in gingival bleeding vs. a non-antibacterial mouthwash in a 6 week clinical study) healthier gums. Colgate Total Gum Health Mouthwash kills 99% of germs on contact leaving you with a cleaner mouth. This great-tasting formula is an alcohol-free mouthwash (does not contain ethanol) and has a refreshing clean mint flavor. This antibacterial mouthwash offers germ protection for fresh breath.