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Niacinamide

product on market Tablet or Pill GNC Mega Men Safety: 60/100
60/100

Review before taking

  • Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Niacin supports energy metabolism and skin health, though research evidence for these specific benefits is limited. Due to a safety score of 60, users should be aware of potential concerns such as flushing or liver toxicity. Consult a professional regarding appropriate dosage.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Niacin: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)

✨ AI-generated · Qwen 3.6 · grounded in 2 sources · methodology

This product received a lower score because it contains 100mg of Niacin, which is nearly three times the recommended maximum daily limit.

Label

Product Label

Label for Niacinamide
Open Full PDF View on NIH DSLD →
Details

Label Data

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

Supplement Facts — Evidence Check

100 mg (500% DV)
Exceeds UL by 2.9× (UL: 35 mg) 196 studies (A:5, B:63)

Other Ingredients

Dicalcium Phosphate Cellulose Whole Brown Rice
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: As a dietary supplement, take the contents of one pack daily with food.

Warnings & Precautions

WARNING: Niacin may cause a tempory flushing reaction. Consult your physician prior to using this product if you are pregnant, nursing, taking medication, or have a medical condition.

KEEP OUT OF REACH OF CHILDREN.

Formulation Notes

No Artificial Colors, No Wheat, No Gluten, No Dairy, Yeast Free.

Additional Information

- Niacinamide - Provides dietary support for a healthy blood lipid profile and plays an important function in energy metabolism.*

ACTUAL SIZE

Niacinamide

Potencies verified by GNC procedure #5103. Conforms to USP <2091> for weight. Meets USP <2040> disintegration.

Each pack contains:

CLINICALLY STUDIED

CODE 328611 CMG

Store in a cool, dry place.

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Metadata

Product Details

DSLD Entry Date2011-12-23
Product TypeVitamin
FormTablet or Pill
BrandGNC Mega Men
DSLD ID3558
Data Updated2026-04-11
Research

Research Evidence

241
Research Sources
55
Avg Quality
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
A A terminal metabolite of niacin promotes vascular inflammation and contributes to cardiovascular disease risk
Meta Analysis Nature medicine 2024 PubMed DOI
A Meta-analysis and imputation refines the association of 15q25 with smoking quantity
Meta Analysis Nature genetics 2010 PubMed DOI
A Genome-wide meta-analyses identify multiple loci associated with smoking behavior
Meta Analysis Nature genetics 2010 PubMed DOI
A Antidepressants for smoking cessation
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
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 PubMed DOI
B Assessment of the Role of Niacin in Managing Cardiovascular Disease Outcomes: A Systematic Review and Meta-analysis
Meta Analysis JAMA network open 2019 PubMed DOI
B Association Between Lowering LDL-C and Cardiovascular Risk Reduction Among Different Therapeutic Interventions: A Systematic Review and Meta-analysis
Meta Analysis JAMA 2016 PubMed DOI
View all evidence for Niacin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.