Bad breath a big concern? Colgate 2in1 helps fight bad breath with the freshness of mouthwash and the cleaning power of toothpaste. For long-term freshness, Colgate Total® Advanced Fresh 2in1 helps prevent bad breath for a full 12 hours. Like other Colgate Total® products, it helps fight bad breath, fight cavities, whiten teeth and more. To reduce bad breath, freshen bad breath, and kill the germs that cause bad breath, use Colgate 2in1.