Best Vitamin B (Thiamine) Supplements Under $50 (2026)
We ranked supplements by a value score combining per-serving potency, capsule count, bioavailable thiamine form, ingredient transparency, and price under $50
The Verdict
- Best Overall: Nutricost Vitamin B1 (Thiamin) 500mg, 120 capsules — Best for straightforward dosing: high-strength thiamin capsules in a large-count bottle for simple supplementation
- Best Value: Benfotiamine 300mg (240 capsules) vegan, gluten-free — Best for vegan users seeking benfotiamine: high-dose vegan capsules with a large capsule count for longer supply
Top Picks
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1
Best Overall Nutricost Vitamin B1 (Thiamin) 500mg, 120 capsules
Best for straightforward dosing: high-strength thiamin capsules in a large-count bottle for simple supplementation
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 vegan users seeking benfotiamine: high-dose vegan capsules with a large capsule count for longer supply
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
Best for combined benfotiamine and thiamine support: balanced formula in vegetarian capsules for absorption-focused users
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 budget-conscious benfotiamine shoppers: concentrated benfotiamine in vegan-friendly veggie caps with a generous 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
Best for fat-soluble B1 preference: benfotiamine formulated as a fat-soluble B1 option aimed at 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
Vitamin B1 Gummies with Benfotiamine, B6, B9 & B12 – 120 counts
Best for those wanting a B-complex gummy: multi-vitamin gummy format combining benfotiamine with B6, B9 and B12 in vegan counts
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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7
Allithiamine Vitamin B1 Capsule, 50 mg, 250 caps
Best for alternative thiamine forms: allithiamine capsules provide a distinct thiamine derivative often chosen for neurological aims
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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8
Thiamine B1 Supplement with TTFD, 60 Capsules
Best for targeted TTFD supplementation: TTFD-based thiamine in a compact capsule format for users prioritizing bioavailability
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