Written by Slawomir Gromadzki, MPH

Mouth ulcers (also known as canker sores) are small and painful lesions that develop in the mouth or at the base of gums.  They usually go away within one to two weeks.


B12 deficiency can lead to mouth ulcers; Overgrowth of the fungus Candida albicans within the mouth; In some sensitive people, foods like chocolate, coffee, eggs, cheese, and spicy or acidic foods can provoke enough irritation to form a sore; Helicobacter pylori (the same that causes peptic ulcers and herpes); Autoimmune condition; Toothpaste with fluoride and other chemicals; High levels of toxins in the body; Deficiency of vitamins, minerals, antioxidants; Smoking; Stress or Anxiety; Medications including beta-blockers and pain killers; Hormonal imbalance.


– Sublingual Methylcobalamin B12 (2000-3000mcg after breakfast under the tongue until recovery. After recovery 1000mcg continuously).

– Vitamin D3 (20,000 IU every day after breakfast for 2 weeks, followed by 5000 IU every day after breakfast all the time). Keep in mind that if you take supplemental Vitamin D you also must take Magnesium as it is required for the conversion of D3 into active D4 vitamin in kidneys.

– Magnesium such as Magnesium Citrate powder 200mg twice daily.

– Multivitamin (with B complex, Zinc, Selenium, etc) such as Healthy Mega or Day-vit Active.

– Probiotic formula (UltarPobio, DailyProbio, ImmuProbio, etc.)

– Black Seed Oil: One teaspoon three times daily with meals. After recovery take one teaspoon daily with meals continuously.

– Chlorella (10 tablets 30 minutes before meals two times daily) or Super Greens powder (1 tablespoon twice daily 30 minutes before meals with juice or smoothie) to detoxify the body.


– Mix one drop of Tea Tree Oil with one teaspoon of raw Coconut Oil and massage the mixture onto the ulcer area as often as possible.

– Keep Propolis tablets or Activated Charcoal tablets in the ulcer area.

– Alternative hot and cold applications on ulcer area improves detoxification, circulation, and immune cells.


Often eat especially raw vegetable salads, raw vegetable juices and smoothies; Avoid or at least reduce refined foods (especially sugar), sweets, dairy, cheese, milk, meat, eggs, chocolate, hot spices except for Cayenne pepper; Drink plenty of clean water and herbal teas.

Any information or product suggested on this website is not intended to diagnose, treat, cure or prevent any medical condition. Never disregard medical advice or delay in seeking it because of something you have read on this website. Consult your primary healthcare physician before using any supplements or making any changes to your regime.