Evidence supporting the use of: Biotin
For the health condition: Nerve Damage

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Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Biotin, also known as vitamin B7, has some scientific rationale for its use in certain types of nerve damage, particularly in the context of multiple sclerosis (MS) and specific rare inherited disorders affecting the nervous system. Biotin acts as a coenzyme in carboxylation reactions critical for energy metabolism and fatty acid synthesis, which are essential for myelin sheath maintenance and nerve function. Some small clinical trials—most notably in progressive MS—have investigated high-dose biotin (often 300 mg/day, vastly exceeding dietary requirements) as a potential therapy. Results have been mixed: a few studies have reported modest improvements in disability and slowed progression, while others have found no significant benefit compared to placebo. The proposed mechanism is that high-dose biotin may stimulate myelin repair and improve axonal energy production.

However, outside of specific, rare genetic disorders such as biotinidase deficiency (where biotin supplementation is life-saving and clearly indicated), the overall clinical evidence for biotin in treating general nerve damage is limited and not robust. No large-scale, high-quality randomized controlled trials have established biotin as an effective mainstream treatment for most types of neuropathy or nerve injury. Therefore, while there is some scientific interest and a plausible mechanism for certain conditions, the evidence is still considered preliminary, justifying a low-to-moderate rating.

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Products containing biotin

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Vitabase B-Complex 100 mg Sustained Release
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Pure Encapsulations B-Complex Plus
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Thorne Basic Nutrients 2/Day Multivitamin
Thorne Basic Prenatal Multivitamin
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Pure Encapsulations Biotin 8 mg
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Metagenics Clear Change 10-Day Detox Program with UltraClear Plus Vanilla
Metagenics Clear Change 10-Day Detox Program with UltraClear RENEW Berry
Metagenics Clear Change 10-Day Detox Program with UltraClear RENEW Chai
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Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Berry
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus pH Pineapple Banana
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus pH Vanilla
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Pineapple Banana
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Vanilla
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