I've noticed that when I wake up in the mornings, my spit is kind of reddish, like there's a bit of blood in it. After that, everything seems normal and my spit isn't red anymore. What could be causing this? Should I be worried or do something about it?

Dr Ibrahim Salah

General Practitioner

• MBBS
• 2+ Yrs

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1. Over-supplementation: Taking high doses of vitamin B12 supplements, like your 1500mcg methylcobalamin, can cause elevated levels.
2. Kidney or liver issues: Although your reports don't indicate any problems, kidney or liver dysfunction can affect vitamin B12 metabolism.
3. Other medical conditions: Certain conditions, such as leukemia, lymphoma, or polycythemia vera, can cause elevated vitamin B12 levels.

Potential Risks of High Vitamin B12 Levels:

1. Interference with diagnostic tests: Elevated vitamin B12 levels can affect test results for other conditions.
2. Increased risk of cancer: Some studies suggest a potential link between high vitamin B12 levels and increased cancer risk.

Recommendations:

1. Consult your doctor: Discuss your test results and supplement regimen with your doctor.
2. Re-evaluate your supplement dosage: Consider reducing or adjusting your vitamin B12 supplement dosage.
3. Monitor your vitamin B12 levels: Regularly check your vitamin B12 levels to ensure they return to normal.

Answered 04/07/2025