Rose water has antimicrobial and anti-inflammatory properties that help to cleanse the mouth. Rose water can strengthen teeth and provide relief against gum pains. Thanks to its anti-bacterial properties, rose water can actually serve as a wonderful mouthwash alternative. It can help freshen your breath and help treat bad breath. Just swish a little after brushing to get that fresh feeling. When used as a gargle rose water is thought to ease the pain and promote the healing of sore throats and toothaches.