Colgate Periogard Oral Solution 400ml The PerioGard product line is designed by dentists to effectively provide specialized daily gum care. Colgates Periogard Gum Protection Mouthwash helps fight the cause of bleeding gums and irritation before it occurs. The soothing Colgate Periogard Gum Protection Mouthwash works effectively and keeps your gums and teeth healthy. Actions: • The unique dual-action formula of Colgate Periogard Gum Protection Mouthwash provides fast, long-lasting antibacterial protection. • Allows rapid diffusion of active ingredients throughout the oral cavity for quick results. • Continuously prevents the accumulation of bacterial plaque, effectively protecting against gum problems.