ADVERTISEMENT

Vitamin · in-depth review

Benfotiamine

Benfotiamine

Benfotiamine is a fat-soluble thiamine derivative; after it enters the body it raises tissue thiamine, used to support nerve comfort and carbohydrate energy production.

Also known asNo common aliases yet
Related symptomsFatigue

Marked asPrimarySupporting

Primary

Supports nerve comfort

In the gut it is dephosphorylated and the ring opens; as S-benzoylthiamine it crosses cell membranes, then is reduced to thiamine, so tissue levels readily exceed those of ordinary water-soluble salts. Transketolase shunts pentose-phosphate-pathway intermediates away and lessens accumulation tied to glycation products; extremity-comfort scales are more often measured.

Supporting

Supports carbohydrate energy production

Thiamine pyrophosphate is the cofactor of pyruvate dehydrogenase; nerve and heart muscle depend highly on glucose oxidation. People on a polished-rice diet who eat a lot of carbohydrate yet readily feel dizzy and numb in the extremities are walking the path of getting thiamine to the tissue layer; when sugar oxidation stalls, energy production and nerves tighten together.

ADVERTISEMENT

Fatigue

In the gut it is dephosphorylated and the ring opens; as S-benzoylthiamine it crosses cell membranes, then is reduced to thiamine, so tissue levels readily exceed those of ordinary water-soluble salts. People who cannot get going by day and feel foggy in the afternoon more often notice stamina for tasks and mental freshness after several continuous weeks.

Peripheral neuropathy

In the gut it is dephosphorylated and the ring opens; as S-benzoylthiamine it crosses cell membranes, then is reduced to thiamine, so tissue levels readily exceed those of ordinary water-soluble salts. People with tingling or numbness in fingertips and soles more often notice the area of the feeling and night-time intrusion after several continuous weeks.

Type 2 diabetes

In the gut it is dephosphorylated and the ring opens; as S-benzoylthiamine it crosses cell membranes, then is reduced to thiamine, so tissue levels readily exceed those of ordinary water-soluble salts. People already tracking blood sugar who get especially sleepy after meals more often notice markers and post-meal feelings after several continuous weeks.

With foodMay be taken on an empty stomach or with food; if your stomach is sensitive, switch to after a meal (not on an empty stomach)
Best timeMorning or midday
SolubilityFat-soluble

Check the amount and unit of the active ingredient per serving first.

General wellnessTypical daily intake of benfotiamine for general wellness is 150–300 mg (not the 1.1–1.2 mg thiamin RDA).
Specific needsNo official UL; nerve-related studies often use 300–600 mg per day. Adult supplementation is commonly capped around 600 mg and should be assessed by a clinician; do not exceed this on your own long term.

How oftenUsually fine for daily use; adjust to the label and dietary needs.

Cautions

People with alcohol misuse, malnutrition, or malabsorption should ask a clinician first.

Intravenous thiamin should only be given by trained professionals.

Interactions

  1. Diuretics (long-term use may increase thiamin losses)
Common side effects

· Usual oral doses are generally well tolerated

Rare but important

· Injectable forms rarely cause severe allergic reactions.

Long-term dependenceNot addictive; water-soluble vitamins are not usually stored in large amounts.

Sources

These are institution pages you can check—not a certification of this ingredient.

Medical disclaimerThis page is compiled by the HerbBB editorial team for general health information only. It is not a substitute for advice from a doctor, pharmacist, or other qualified clinician. If you have a health condition, take medicines, or are pregnant or breastfeeding, speak with a professional first.