Special Needs & Medical Randomised controlled trial ✓ Peer reviewed

The effect of hawthorn vinegar, black mulberry syrup, and green tea on oral mucositis and oral health-related quality of life in individuals with diabetes: a single-blind, randomized controlled trial.

Frontiers in medicine · Demiraǧ H, Akeren Z · 2026-08-20

Researchers tested whether gargling with hawthorn vinegar, black mulberry syrup, or green tea could reduce oral mucositis and improve oral health-related quality of life in people with diabetes. Hawthorn vinegar and black mulberry syrup both reduced oral mucositis and improved quality of life more effectively than green tea.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.

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