Certain neurological conditions can be worsened by B group vitamins

the verdict

SUPPORTED

the evidence backs this

Recorded sources

3 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that certain neurological conditions can be worsened by B group vitamins?

Yes. Certain neurological conditions, particularly neuropathies, can be triggered or worsened by the excessive consumption of specific B group vitamins, most notably vitamin B6.

Verdict: SUPPORTED · 3 sources for, 0 against · Last checked 4 Aug 2026

The analysis

The retrieved literature consistently supports the claim that certain B group vitamins (specifically vitamin B6) can cause neurotoxicity and lead to neuropathies when consumed in excess. Papers [3], [4], and [5] all highlight the link between excessive B6 intake and neurological symptoms. There are no refuting papers provided.

Evidence for · 3

B Vitamin Deficiencies and Associated Neuropathies.

2026

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M, A., S, P., A, C., D, P., M, L., O, R., & I, G. (2026). B Vitamin Deficiencies and Associated Neuropathies.. doi.org. https://doi.org/10.1007/s13668-025-00723-3

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More for · 2

Underestimated pyridoxine consumption and neurotoxicity: a novel manifestation with rheumatologic relevance - a case-based review.

2025

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I, K., M, J., K, G., M, O., & M, C. (2025). Underestimated pyridoxine consumption and neurotoxicity: a novel manifestation with rheumatologic relevance - a case-based review.. doi.org. https://doi.org/10.1007/s00296-025-05900-9

Toxic Effects of Excess Vitamins A, B6, and Folic Acid on the Nervous System.

2025

Get citation

Y, S., X, Y., Y, T., & Y, S. (2025). Toxic Effects of Excess Vitamins A, B6, and Folic Acid on the Nervous System.. doi.org. https://doi.org/10.1155/bn/7888243

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Receipt History

first checked04 Aug 2026

judged → SUPPORTED · 7704 Aug 2026

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