Best Vitamin B (Thiamine) Supplements Under $100 (2026)
We ranked products by a composite value score combining dose per serving, bioavailable thiamine form, capsule count, formulation features (vegan/ gluten‑free), and price under $100
The Verdict
- Best Overall: Nutricost Vitamin B1 (Thiamin) 500mg, 120 capsules — Good for straightforward dosing: high‑dose thiamine HCl in a gluten‑free capsule for simple deficiency support
- Best Value: Benfotiamine 300mg (240 capsules) vegan, gluten-free — Best for high counts on a budget: benfotiamine in vegan, gluten‑free capsules with a high capsule count per bottle
Top Picks
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1
Best Overall Nutricost Vitamin B1 (Thiamin) 500mg, 120 capsules
Good for straightforward dosing: high‑dose thiamine HCl in a gluten‑free capsule for simple deficiency support
Vitamin B1 (thiamin) supplement with 500mg per capsule and 120 capsules per bottle. Supports energy and mental clarity with easy-to-swallow, odorless capsules. Customer note: good quality and value for money
- 500mg thiamin per capsule
- 120 capsules per bottle
- 3rd party tested
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2
Best Value Benfotiamine 300mg (240 capsules) vegan, gluten-free
Best for high counts on a budget: benfotiamine in vegan, gluten‑free capsules with a high capsule count per bottle
Benfotiamine is a fat-soluble form of vitamin B-1 for wellness support. Customers note effective neuropathy relief and ease of swallowing with no fillers
- bioavailable benfotiamine form
- no stearates or silicon dioxide
- positive feedback on neuropathy relief
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3
Life Extension Benfotiamine with Thiamine 250 mg, 180 Veg Caps
Solid choice for combined support: benfotiamine plus thiamine in vegetarian capsules for balanced B1 coverage
Benfotiamine with thiamine; fat- and water-soluble B vitamin combo for daily use. Customers note improved nerve comfort and blood sugar support, with easy-to-swallow capsules
- 250 mg benfotiamine per capsule
- includes thiamine (B1)
- vegetarian capsules
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4
NusaPure Benfotiamine 300mg per Veggie Cap, 220 Count
Best for absorption focus: benfotiamine formulated as a high‑absorption vegan supplement with large capsule count
Benfotiamine 300mg per capsule, 220 veggie caps for a long supply. Vegan/Vegetarian formulation with Bioperine for enhanced absorption. Users note potential benefits for blood sugar support and neuropathy relief, plus energy and sleep improvements
- high absorption 300mg per capsule
- vegan/vegetarian formulation
- Bioperine for enhanced absorption
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5
Benfotiamine 300mg 200 Caps | Fat-Soluble Vitamin B1
Suited for fat‑soluble B1 needs: benfotiamine labeled for fat‑soluble delivery and marketed toward nerve support
Fat-soluble Benfotiamine supports overall health and nervous system function with higher bioavailability. Customers note quality, effectiveness, and sleep support, though some report seal issues and fillers
- fat-soluble form with better bioavailability
- nerve and central nervous system support
- highly absorbable vitamin B1 derivative
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6
BenfoMax 90's Benfotiamine 200 mg - Pure Encapsulations
Good for purity seekers: benfotiamine formulation emphasizing clean ingredients and non‑GMO positioning
BenfoMax 90's delivers 200 mg benfotiamine per capsule for metabolism and AGE activity support. Vegan, non-GMO thiamin supplement with kidney health support. Customers note high quality and easy digestion
- 200 mg benfotiamine per capsule
- vegan & non-GMO
- supports metabolism and AGE activity
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7
Mega Benfotiamine 250 mg 180 capsules, vegetarian vitamin B1
Best for higher‑dose maintenance: mega benfotiamine in vegetarian capsules intended for sustained B1 support
Benfotiamine-based vitamin B1 supplement with two forms of B vitamins. Helps support nerve comfort and blood sugar balance; reported easy to swallow by users
- dual-form B vitamin formulation
- 250 mg benfotiamine per capsule
- vegetarian capsule
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8
Vitamin B1 Gummies with Benfotiamine, B6, B9 & B12 – 120 counts
Best for those who prefer gummies: multi‑B formula with benfotiamine and added B6, B9 and B12 in gummy form
Vegan, sugar-free gummy complex delivering high-concentration benfotiamine with vitamins B6, B9, B12 and magnesium. Supports energy production and nervous system health. Customers note easy chewing and improved digestion and sleep
- benfotiamine for high bioavailability
- multivitamin B complex with B12
- vegan, sugar-free formulation
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9
Allithiamine Vitamin B1 Capsule, 50 mg, 250 caps
Best for alternative B1 forms: allithiamine formulation aimed at brain and nervous system penetration
Allithiamine B1 capsule supplement. Supports thiamine delivery with 50 mg per cap and 250 capsules per bottle. Customers report improved cognitive clarity and autonomic nerve support
- 50 mg per capsule
- 250 capsules per bottle
- positive neurological and mental clarity feedback
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10
Thiamine B1 Supplement with TTFD, 60 Capsules
Good entry option for specialized TTFD: compact capsule format delivering thiamine as the TTFD derivative for uptake
Thiamine B1 supplement featuring TTFD for higher absorption. Supports energy, cognitive function, and nerve health. Positive insights suggest improved brain function
- TTFD thiamine formulation
- high absorption
- brain health support