Home/ Supplements/ Niacin/ Flush Free Niacin 500 mg

Flush Free Niacin 500 mg

product on market Softgel Capsule Vitamin World Safety: 80/100
80/100

This product is generally safe

  • Niacin: 400mg is 11.4× 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 is used to support lipid profiles and cellular energy, while inositol is often utilized for insulin sensitivity and metabolic health. There is moderate research evidence supporting these functions, though the overall evidence coverage for this specific formulation is limited.

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

Alerts

Safety Alerts

Niacin: 400mg is 11.4× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Flush Free Niacin 500 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Softgel(s)
Serving Size
Other Combinations
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

400 mg (2000% DV)
Exceeds UL by 11.4× (UL: 35 mg) 196 studies (A:5, B:63)
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)

Other Ingredients

Soybean Oil Gelatin Vegetable Glycerin Contains Less Than 2% of
Claims

Label Claims — Verification

Unverified All Other
Unverified Qualified Health
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: For adults, take one (1) softgel daily, preferably with a meal.

Warnings & Precautions

WARNING: Not intended for use by pregnant or nursing women. If you are taking any medications or have any medical condition, consult your doctor before use.

Do not use if seal under cap is broken or missing.

**NOTICE: Most people should not experience flushing when using this product. However, a few sensitive individuals may experience some flushing. Do not take on an empty stomach.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Formulation Notes

No Artificial Flavor or Sweetener, No Preservatives, No Sugar, No Starch, No Milk, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

Niacin Inositol Hexanicotinate

Additional Information

From the moment raw ingredients reach our facilities to the time a finished supplement is packaged, stringent analysis confirms the potency, purity and nutritional content of every nutritional product that bears the Vitamin World name. We guarantee it!

QA QUALITY ASSURED

Store at room temperature.

PROD. #35718 B35716 00A

Get healthy.

Supports: • Heart Health* • Energy Metabolism* • Nervous System Health*

1 PER DAY FORMULA

Metadata

Product Details

UPC / SKU7 66443 35718 6
DSLD Entry Date2013-04-25
Product TypeOther Combinations
FormSoftgel Capsule
BrandVitamin World
DSLD ID20951
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.