Propolis Tincture for Mouth Ulcers: How to Dilute and Apply It Safely

Category: Oral Health

How to use propolis tincture on a mouth ulcer: the dilution, the method, why the patch test is mandatory, and the three week rule that means see a doctor.

Traditional uses & benefits

• Painful mouth ulcers and canker sores
• A diluted propolis tincture dabbed directly onto the ulcer three or four times daily, which relieves pain and supports healing

Ingredients

• Propolis tincture (ethanol extract) (5 drops per application, diluted)
• Warm water for dilution (15 mL (approximately 1 tbsp))
• Cotton bud (1 per application)

How to prepare

1. PATCH TEST FIRST, and treat this as mandatory. Propolis is a bee product and allergic contact reactions are well documented. Put one drop on the inner forearm, wait 24 hours, and check for redness or itching before it goes anywhere near your mouth. 2. If you have any allergy to bees, bee stings, honey or other bee products, do not use this at all. Find another option. 3. Rinse your mouth with warm water or a mild salt water rinse and gently pat the ulcer area dry with clean gauze. Drying the surface briefly helps the tincture stay in place. 4. Dilute about 5 drops of propolis tincture into 15 mL of warm water. Do not apply an ethanol tincture neat to an open ulcer unless you enjoy the experience. 5. Dip a cotton bud in the diluted tincture and dab it directly onto the ulcer. Hold it there for 15 to 30 seconds. 6. Do not eat or drink for 30 minutes afterwards, so the resin film stays in contact with the ulcer. 7. Repeat 3 to 4 times daily until the ulcer heals, which is usually 7 to 14 days for a common aphthous ulcer. 8. While it heals, avoid the obvious aggravators: acidic and spicy food, crisps and anything sharp, and toothpaste containing sodium lauryl sulphate, which is associated with more frequent ulceration in some people. 9. SEE A DOCTOR OR DENTIST if any ulcer lasts longer than 3 weeks. That is a cancer red flag and it does not matter how ordinary the ulcer looks.

Why it works

Propolis flavonoids damp down the inflammation driving the ulcer and suppress bacteria colonising the open surface, while the resin forms a protective film over it that relieves pain mechanically.

Time to effect

Healing over 7 to 14 days for typical ulcers. Any ulcer persisting beyond 3 weeks must be seen by a clinician.

Not right for

Not for anyone with any bee product allergy, which includes bee stings, honey and royal jelly. Not for any ulcer that has lasted more than three weeks, which needs a doctor or dentist regardless of how ordinary it looks. Not for young children, and not in pregnancy given the lack of safety data. Not for ulcers accompanied by fever, weight loss or ulcers elsewhere on the body.

What the evidence says

The best evidence for propolis on a lesion in this area is Jautova et al. (2019), a randomised double blind trial of roughly 397 people: a 0.5% propolis lip cream reached the clinical endpoint in a median 3 days against 4 days for aciclovir 5%. That was herpes labialis, not mouth ulcers, and no trial has tested this tincture on aphthous ulcers.

Who it suits best

Best for an adult with occasional or recurrent ordinary mouth ulcers, no bee allergy, who wants something with real comparative evidence behind it. Anyone with frequent ulcers should also be checked for iron, folate and B12 deficiency and for coeliac disease rather than just treating each one.

When to take it

acute

Common mistakes

• Skipping the patch test. Propolis is a bee product with well documented allergic contact reactions, and the mouth is a bad place to discover one.
• Applying an alcohol tincture neat to an open ulcer. It is intensely painful and unnecessary. Dilute it, or use a glycerite.
• Ignoring the three week rule. An ulcer that has not healed in three weeks needs examining, and oral cancer can look unremarkable. This is the most important thing on the page.
• Taking lysine instead. Cochrane found no evidence of efficacy for lysine, despite how often it is recommended.
• Eating or drinking straight after applying it, which washes off the protective film before it can do anything.
• Using it without noticing the pattern. Recurrent ulcers can signal iron, folate or B12 deficiency, coeliac disease or inflammatory bowel disease, and treating the surface repeatedly means missing the cause.
• Continuing to use a toothpaste containing sodium lauryl sulphate, which is associated with more frequent ulceration in some people.
• Assuming all propolis is equivalent. Its composition genuinely varies with the plants available to the hive, so batches differ.

How we read the research

One randomised double blind trial of roughly 397 people supports propolis on herpes labialis lesions. There is no trial of propolis on aphthous ulcers, and this record does not claim one.

Sources

• Lip creams with propolis special extract GH 2002 0.5% versus aciclovir 5.0% for herpes labialis (vesicular stage): randomized, controlled double-blind study (Jautova 2019) (2019): Jautova J et al. Wien Med Wochenschr. 2019;169(7-8):193-201. Randomised, controlled, double blind, n=199 propolis and 198 aciclovir, roughly 397 in total. NO PLACEBO ARM. Propolis special extract GH 2002 at 0.5% in a lip cream vs aciclovir 5.0% for herpes labialis. The predefined clinical endpoint was reached after a median 3 days with propolis against 4 days with aciclovir. This is a single RCT in HERPES LABIALIS, not a review and not a study of aphthous ulcers.
• Interventions for prevention of herpes simplex labialis (Cochrane CD010095) (2015): Found no evidence of efficacy for lysine among other interventions. Cited here specifically to reject lysine, which is one of the most widely recommended and least supported remedies for recurrent oral and labial lesions.

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*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.