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  • Niacin: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)
  • 100% of ingredients have research evidence
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Safety Alerts

⚠️ Niacin: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)

The safety score is low because the 500mg dose of niacin significantly exceeds the recommended daily upper limit of 35mg.

Label Data

1 Tablet(s) Serving Size
250 Servings
Vitamin Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

500 mg NE (3125% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 14.3× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 500mg UL 35mg

Other Ingredients

Stearic Acid Hydroxypropyl Methylcellulose Dicalcium Phosphate Magnesium Stearate Croscarmellose Sodium Silicon Dioxide

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (97% of products) Structure/Function (86% of products) Nutrient (36% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Directions: As a dietary supplement for adults only, take 1 tablet daily, preferably with your morning meal, or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Warning: Do not use this product if you are pregnant or nursing. Do not take this product without consulting your healthcare professional, if you are taking any medications or have a medical condition, such as liver or kidney disease, gout, diabetes, or ulcers.

Discontinue taking this product if any adverse reactions occur. Do not use if seal under cap is broken or missing. Caution: Niacin may cause temporary flushing, itching or warming of the skin.

Keep out of reach of children.

🧪 Formulation Notes

Supports cardiovascular health Promotes a healthy nervous function

Vitamin B3

High-potency

Additional Information

Bronson Since 1960 Nutrition+

Store at room temperature.

Lab tested Made from high quality ingredients GMP Good Manufacturing Practice

365 days 100% money back guaranteed Nutrition questions or comments? Mon. - Fri. 7 AM - 6 PM MST Sat. 8 AM - 4:30 PM MST

Product Details

UPC / SKU 7 16563 13502 7
DSLD Entry Date 2022-01-22
Product Type Vitamin
Form Tablet or Pill
Brand Bronson
DSLD ID 259241
Data Updated 2026-04-11

Research Evidence

241 Research Sources
55 Avg Quality Score
113 Meta Analysis
75 Systematic Review
32 Rct
11 Clinical Trial
3 Other
3 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Openfda Safety
A Niacin for primary and secondary prevention of cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2017
A Use of high potency statins and rates of admission for acute kidney injury: multicenter, retrospective observational analysis of administrative databases
Meta Analysis BMJ (Clinical research ed.) 2013
A Effect on cardiovascular risk of high density lipoprotein targeted drug treatments niacin, fibrates, and CETP inhibitors: meta-analysis of randomised controlled trials including 117,411 patients
Meta Analysis BMJ (Clinical research ed.) 2014
A A terminal metabolite of niacin promotes vascular inflammation and contributes to cardiovascular disease risk
Meta Analysis Nature medicine 2024
A Meta-analysis and imputation refines the association of 15q25 with smoking quantity
Meta Analysis Nature genetics 2010
A Genome-wide meta-analyses identify multiple loci associated with smoking behavior
Meta Analysis Nature genetics 2010
A Antidepressants for smoking cessation
Meta Analysis The Cochrane database of systematic reviews 2014
A Topical azelaic acid, salicylic acid, nicotinamide, sulphur, zinc and fruit acid (alpha-hydroxy acid) for acne
Meta Analysis The Cochrane database of systematic reviews 2020
B Assessment of the Role of Niacin in Managing Cardiovascular Disease Outcomes: A Systematic Review and Meta-analysis
Meta Analysis JAMA network open 2019
B Association Between Lowering LDL-C and Cardiovascular Risk Reduction Among Different Therapeutic Interventions: A Systematic Review and Meta-analysis
Meta Analysis JAMA 2016
View all evidence for Niacin →

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