🟢 90/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Beta-Nicotinamide Adenine Dinucleotide: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)
  • 50% of ingredients have research evidence
D Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
⚠️ Beta-Nicotinamide Adenine Dinucleotide: 500mg is 14.3× the Tolerable Upper Intake Level (35mg)

Label Data

1 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

50 mg (307% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1.4× (UL: 35 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 50mg UL 35mg
⚠️ 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
Human Milk Oligosaccharides
310 mg
D-Ribose
300 mg
Urolithin A
100 mg
L-Ergothioneine
30 mg
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 5mg
📊 Market median: 100.0mg (283 products) 📚 142 studies (Tier A: 1, B: 64)
This product: 3mg UL 1200mg

Other Ingredients

Hydroxypropylmethylcellulose Bamboo Corn fiber Vegetable Oil powder

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested usage: Take one capsule per day for every 50 lbs of body weight. For extra strength add one or two extra capsules per day per person.

⚠️ Warnings & Precautions

Do not exceed recommended dosage or use this product after expiry date. Should you experience an adverse reaction to this product, stop taking it immediately and seek medical attention.

Pregnant or nursing mothers, children under 18, or any individual with a known medical condition should consult a physician before using this product or any dietary supplement.

Pregnant or nursing mothers, children under 18, or any individual with a known medical condition should consult a physician before using this product or any dietary supplement.

Contains lactose

🧪 Formulation Notes

The Vigor8 team of components provides whole body support, energy and longevity. William J. Hennen PhD

Professional line Cell repair Re-energize & rejuvenate

Additional Information

FDA Food and Drug Administration Approved GMP Good Manufacturing Practice Lab Tested 3rd Party Tested Quality and Consistency SQF Certified Safe Quality Food

For more information see DrHennenProducts.com

Product Details

UPC / SKU 6 69185 12134 6
DSLD Entry Date 2025-08-22
Product Type Other Combinations
Form Capsule
Brand Dr. Hennen's
DSLD ID 337343
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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