Hydrogen Peroxide Mouthwash: Benefits and Risks - Dentaly
https://www.dentaly.org/en/oral-hygiene/best-mouthwash/hydrogen-peroxide-mouthwash/
WEBFeb 28, 2023 · You can use a hydrogen peroxide mouth rinse, made with a maximum of 3% HP diluted with two parts water, to ease pain and facilitate the healing of oral cuts, canker sores, sore throats, and inflamed gums. You should only use this mouthwash until you are feeling better, as prolonged use can damage your tooth enamel.
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