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Vitamin B1 100 mg

Nutricost
4.8
★ ★ ★ ★ ★
(400 ratings)
Thiamin 100 mg
Product Image
Score82
Thiamine mononitrate is clearly identified and stable, while the capsule format is simple to use. The amount is high for maintenance and the supplied record does not list inactive ingredients.
How scoring works
Quantity:120 Capsule(s) • (120 servings)
Goals:

Score 82

Thiamine mononitrate is clearly identified and stable, while the capsule format is simple to use. The amount is high for maintenance and the supplied record does not list inactive ingredients.
How scoring works

Also available as

1 option
500mg • 120 Capsule(s) servings 500mg • 120 Capsule(s) • 120 servings
$10.00($0.08 per serving)
Vitacost
$ 10.00
iHerb
$ 10.00
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Analysis

100 mg of thiamine mononitrate provides focused vitamin B1 support. Thiamine mononitrate is clearly identified and stable, while the capsule format is simple to use.

Its main trade-off is potency, form disclosure, or formula focus. The amount is high for maintenance and the supplied record does not list inactive ingredients.

It fits users seeking a standard high-potency B1 capsule with a sizeable supply. High-dose thiamine is most likely to matter when intake, absorption, or need is abnormal.

Who is it for
  • users seeking a standard high-potency B1 capsule with a sizeable supply
  • Adults with a defined reason for vitamin B1 supplementation
Best for
  • capsule
  • Focused thiamine supplementation

Pros

  • Clearly identifies mononitrate form
  • One-capsule serving
  • One hundred twenty servings

Cons

  • High amount for routine nutrition
  • No supporting nutrients
  • Inactive ingredients are not supplied

Warnings

  • The high-potency thiamine amount is far above routine nutritional needs and is best used for a defined reason.
  • Large oral thiamine amounts can cause nausea or stomach discomfort in sensitive users.
  • Persistent numbness, weakness, or confusion needs medical assessment rather than self-treatment with high-dose B1.

Nutrient quality

90 Highest impact

A clearly disclosed high-potency amount supports targeted thiamine use. The standard water-soluble form offers no premium absorption advantage.

.

Ingredient transparency

78 High impact

The active amount and chemical form are clearly disclosed without a hidden blend. Missing excipients and complete use directions leave modest label gaps.

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Customer satisfaction

70 High impact

The aggregate rating is very strong and supported by a large feedback count. No complaint-level evidence was supplied to identify recurring issues or confirm product-specific experiences.

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Value for money

89 Highest impact

A focused formula and meaningful active amount provide good serving value. The standard form keeps quality below premium benfotiamine alternatives.

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Ingredients

IngredientAmount per serving
Thiamine (Thiamine Mononitrate, Vitamin B1)
 100 mg
Gluten Free Adults 18–50
Report overview
Thiamin (Thiamine Mononitrate, Vitamin B1) · 100 mg OverallScore82
B- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB- Value

The standard thiamine mononitrate form provides a clearly disclosed, high-potency dose that is well aligned with targeted thiamin support. A simple capsule format is practical, although the available label data does not identify its inactive ingredients. The cost efficiency appears favorable for a standard thiamin form.

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84 Performance

Vitamin B1 (Thiamin) 100 mg

Solgar
<p>Stronger supplied quality and collection evidence favors focused thiamine at 100 mg over the original's focused thiamine at 100 mg. The formula stays closely aligned with vitamin B1 use, while differences in dose and format remain practical trade-offs.</p>
82 Performance

Vitamin B-1 100 mg

Swanson Premium Brand
<p>Stronger supplied quality and collection evidence favors focused thiamine at 100 mg over the original's focused thiamine at 100 mg. The formula stays closely aligned with vitamin B1 use, while differences in dose and format remain practical trade-offs.</p>
82 Performance

Vitamin B-1 100 mg Thiamin HCl

Nature's Way
<p>Stronger supplied quality and collection evidence favors focused thiamine at 100 mg over the original's focused thiamine at 100 mg. The formula stays closely aligned with vitamin B1 use, while differences in dose and format remain practical trade-offs.</p>
84 Budget

Vitamin B1 100 mg

Vitamatic
<p>Lower serving cost makes focused thiamine at 100 mg the more economical option while retaining direct vitamin B1 coverage. Compared with the original's focused thiamine at 100 mg, the main trade-off is the different form, dose, or supporting-ingredient profile shown on the label.</p>
82 Budget

B-1 100 mg

21st Century
<p>Lower serving cost makes focused thiamine at 100 mg the more economical option while retaining direct vitamin B1 coverage. Compared with the original's focused thiamine at 100 mg, the main trade-off is the different form, dose, or supporting-ingredient profile shown on the label.</p>
84 Budget

B-1 100 mg

NOW
<p>Lower serving cost makes focused thiamine at 100 mg the more economical option while retaining direct vitamin B1 coverage. Compared with the original's focused thiamine at 100 mg, the main trade-off is the different form, dose, or supporting-ingredient profile shown on the label.</p>
82 Value

Vitamin B1 500 mg

Vitamatic
<p>A stronger quality-to-cost balance makes focused thiamine at 500 mg a practical value alternative to the original's focused thiamine at 100 mg. The label keeps the vitamin B1 form and amount assessable, while the different dose or companion ingredients may affect individual fit.</p>
82 Value

Super Potency Vitamin B 1 (Thiamin) 500 mg

Solgar
<p>A stronger quality-to-cost balance makes focused thiamine at 500 mg a practical value alternative to the original's focused thiamine at 100 mg. The label keeps the vitamin B1 form and amount assessable, while the different dose or companion ingredients may affect individual fit.</p>
87 Value

Allithiamine 50 mg

Cardiovascular Research
<p>A stronger quality-to-cost balance makes focused allithiamine at 50 mg a practical value alternative to the original's focused thiamine at 100 mg. The label keeps the vitamin B1 form and amount assessable, while the different dose or companion ingredients may affect individual fit.</p>
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