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Extra Energy

product on market Capsule NuNaturals Safety: 77/100
77/100

Review before taking

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 33% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Vitamin C and niacin are supported by moderate evidence for supporting immune function and energy metabolism. However, the proprietary blend lacks transparency, contributing to a low evidence coverage of 0.333%. These ingredients generally maintain a favorable safety profile for most users.

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

Alerts

Safety Alerts

Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Contains proprietary blend — exact ingredient amounts not disclosed

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

This product has a low safety score because it contains more Niacin than the recommended daily upper limit. Additionally, it uses a proprietary blend, meaning the exact amounts of some ingredients are not disclosed.

Label

Product Label

Label for Extra Energy
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
20
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
100 mg (167% DV)
50 mg (250% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
Proprietary Blend
1060 mg

Other Ingredients

Gelatin Microcrystalline Cellulose Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: Take 1-4 capsules when needed for an energy boost.

Warnings & Precautions

Warning: For occasional use only. Not intended for use as a substitute for sleep. If fatigue or drowsiness persists or continues to recur, consult a doctor.

Limit the use of caffeine containing medications, foods, or beverages while taking this product because too much caffeine may cause nervousness, irritability, sleeplessness, and occasionally rapid heart beat.

Do not give to children under 12 years of age.

As with any drug, if you are pregnant or nursing, seek the advice of a health professional before using this product.

In case of accidental overdose, seek professional assistance or contact a poison control center immediately.

Keep out of reach of children.

Formulation Notes

The recommended dose (3 capsules) of this product contains about as much caffeine as 2/3 of a cup of coffee.

Additional Information

VI

Metadata

Product Details

UPC / SKU7 39223 00009 1
DSLD Entry Date2017-09-21
Product TypeOther Combinations
FormCapsule
DSLD ID79012
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
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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.