Best Vitamin B3 (niacin) products by transparent scoring (2026)
Single-ingredient products scored by public rules: dose fit, label transparency, data verification, company transparency, third-party testing. Not a measure of efficacy or safety. No paid placement.
Products ranked: 29 · Reference range: 16 – 35 mg (source) · Updated 2026-11-01
Reference range: from 100% of the US Daily Value to the upper reference value.
Single-ingredient products only.
Left out of this list: daily dose above 350 mg (10× UL), treated as a likely label error (64); combination products (a single-ingredient list exists) (1)
Dose fit 40 · Label transparency 20 · Data verification 15 · Company transparency 15 · Third-party test 10 (No data (not scored); the other four parts are rescaled from 90 to 100) — Methodology · Vitamin B3 (niacin) →
| Rank | Product | Per day | Score | Breakdown | ||||||||||||||||
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| 1 tie |
Total Natural Niacin Capwork Health Inc. · Health Canada LNHPD below reference range |
10 mg | 60.0 | Breakdown
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| 1 tie |
Vitamin B3 Prestige Nutrition Inc. · Health Canada LNHPD below reference range |
10 mg | 60.0 | Breakdown
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| 3 | Niacin 100 mg Solaray · US NIH DSLD above upper reference |
100 mg | 50.0 | Breakdown
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| 4 tie |
Niacin 100 mg Nature's Way · US NIH DSLD above upper reference |
100 mg | 46.7 | Breakdown
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| 4 tie |
Niacin 100 mg Bluebonnet · US NIH DSLD above upper reference |
100 mg | 46.7 | Breakdown
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| 6 tie |
Niacin 100 mg Carlson · US NIH DSLD above upper reference |
100 mg | 44.4 | Breakdown
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| 6 tie |
Niacin 250 mg Solgar · US NIH DSLD above upper reference |
250 mg | 44.4 | Breakdown
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| 8 tie |
Lipo Niacin Renue By Science · US NIH DSLD above upper reference |
100 mg | 35.6 | Breakdown
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| 8 tie |
Niacin 100 mg Village Vitality · US NIH DSLD above upper reference |
100 mg | 35.6 | Breakdown
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| 8 tie |
Niacin 100 mg Natural Nutra · US NIH DSLD above upper reference |
100 mg | 35.6 | Breakdown
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| 8 tie |
Niacin 100 mg Source Naturals · US NIH DSLD above upper reference |
100 mg | 35.6 | Breakdown
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| 8 tie |
Niacin 50 mg Seeking Health · US NIH DSLD above upper reference |
50 mg | 35.6 | Breakdown
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| 8 tie |
Niacin 50 mg NE Seeking Health · US NIH DSLD above upper reference |
50 mg | 35.6 | Breakdown
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| 8 tie |
Niacin Lozenge 50 mg Seeking Health · US NIH DSLD above upper reference |
50 mg | 35.6 | Breakdown
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| 8 tie |
Niacin Vitamin B3 50 mg Dr. Mercola · US NIH DSLD above upper reference |
150 mg | 35.6 | Breakdown
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| 16 tie |
Extended Release Niacin 250 mg Rugby · US NIH DSLD above upper reference |
250 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 100 mg Natures Plus · US NIH DSLD above upper reference |
100 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 100 mg VitalBulk · US NIH DSLD above upper reference |
100 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 100 mg Capsule VitalBulk · US NIH DSLD above upper reference |
100 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 250 Patient One 1 MediNutritionals · US NIH DSLD above upper reference |
250 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 250 mg Major · US NIH DSLD above upper reference |
250 mg | 33.3 | Breakdown
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| 16 tie |
Niacin 50 mg Rugby · US NIH DSLD above upper reference |
50 mg | 33.3 | Breakdown
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| 16 tie |
Plain Niacin 250 mg EP · US NIH DSLD above upper reference |
250 mg | 33.3 | Breakdown
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| 16 tie |
SLO-NIACIN 250 mg Upsher-Smith Laboratories · US NIH DSLD above upper reference |
250 mg | 33.3 | Breakdown
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| 25 tie |
Binaphos Seaford Pharmaceuticals Inc. · Health Canada LNHPD above upper reference |
200 mg | 28.9 | Breakdown
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| 25 tie |
NATURE'S GIFT NIACIN 100MG LINTAN ENTERPRISE SDN.BHD · Malaysia NPRA above upper reference |
100 mg | 28.9 | Breakdown
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| 25 tie |
Pure-le Natural Niacin Health4All Products Ltd. · Health Canada LNHPD above upper reference |
250 mg | 28.9 | Breakdown
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| 25 tie |
Vitality Niacin NF 100 mg Tablets Vitality Products Inc. · Health Canada LNHPD above upper reference |
100 mg | 28.9 | Breakdown
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| 25 tie |
Vitality Niacinamide USP 100 mg Tablets Vitality Products Inc. · Health Canada LNHPD above upper reference |
100 mg | 28.9 | Breakdown
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For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.