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EnerVital

product on market Tablet or Pill Source Naturals Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 55% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains B vitamins, including thiamine and riboflavin, which have strong evidence for supporting cellular energy metabolism. These nutrients act as essential cofactors in converting carbohydrates into usable energy. Evidence coverage for this specific blend is limited, though the individual components are well-established in nutritional research.

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

Label

Product Label

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

Label Data

1 Tablet(s)
Serving Size
20
Servings
Other Combinations
Product Type
55%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
15 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
25 mg (2083% DV)
20.8× RDA — above typical dose 76 studies (A:0, B:33)
25 mg (1923% DV)
19.2× RDA — above typical dose 13 studies (A:0, B:1)
Blend
100 mg (625% DV)
50 mg (2941% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
500 mcg (20833% DV)
208.3× RDA — above typical dose 139 studies (A:1, B:44)
75 mg (1500% DV)
15.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
34 mg (3% DV)
120 mcg (343% DV)
3.4× RDA — above typical dose 199 studies (A:1, B:55)
Market median: 500.0mg (861 products) 61 studies (A:4, B:13)
Market median: 300.0mg (122 products) 22 studies (A:0, B:7)
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)
Market median: 450.0mg (390 products) 160 studies (A:0, B:63)
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
Eleuthero root extract
120 mg
100 mg
Market median: 500.0mg (180 products) 5 studies (A:0, B:1)
100 mg
Market median: 100.0mg (283 products) 144 studies (A:1, B:64)
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)
100 mg
Market median: 650.0mg (87 products) 1 studies — no high-quality reviews
D-Ribose
50 mg
Vinpocetine
20 mg

Other Ingredients

Microcrystalline Cellulose Stearic Acid Hydroxypropyl Cellulose Silica Dibasic Calcium Phosphate modified Cellulose Gum Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: 1 to 3 tablets daily with a meal, at the beginning of your day or when feeling fatigued. Do not take before bedtime.

Warnings & Precautions

Do not take before bedtime.

Warning: For adult use only.

Do not use if you are pregnant, may become pregnant, or breastfeeding, or if you are taking MAO-inhibitor drugs. If you have a medical condition, or are taking any medications, including blood-thinners or aspirin, consult your physician before using this product.

Discontinue use if you experience sleeplessness.

Do not use if either tamper-evident seal is broken or missing.

Keep out of the reach of children.

Formulation Notes

Source Naturals EnerVital works by going deep into the body's internal cellular energy-generating system to promote sustained, healthy, active energy for the mind and body. Packed with healthy botanicals and science-based nutrients, EnerVital supports the production of ATP (the body's main energy molecule) and other cellular processes. With ingredients like CoQ10, alpha-lipoic acid, green tea, schisandra, ginseng, and B vitamins, EnerVital provides a healthy source of physical, mental, and metabolic energy.

Each tablet contains 40 mg of naturally occurring caffeine, which is approximately one-third the amount of caffeine in a cup of coffee.

Suitable for vegetarians.

Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no starch, salt, preservatives, or artificial color, flavor or fragrance.

Additional Information

Go Deep for cellular energy

Metadata

Product Details

UPC / SKU0 21078 02644 0
DSLD Entry Date2020-04-23
Product TypeOther Combinations
FormTablet or Pill
BrandSource Naturals
DSLD ID217180
Data Updated2026-04-11
Research

Research Evidence

100
Research Sources
56
Avg Quality
48
Systematic Review
30
Meta Analysis
13
Rct
6
Clinical Trial
1
Cochrane Review
1
Regulatory Source
B Thiamine for prevention and treatment of Wernicke-Korsakoff Syndrome in people who abuse alcohol
Systematic Review The Cochrane database of systematic reviews 2013 PubMed DOI
B Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Systematic Review Nutritional neuroscience 2023 PubMed DOI
B Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
Meta Analysis BMJ open 2022 PubMed DOI
B Effect of intravenous thiamine administration on critically ill patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024 PubMed DOI
B Effect of adjunctive vitamin C, glucocorticoids, and vitamin B1 on longer-term mortality in adults with sepsis or septic shock: a systematic review and a component network meta-analysis
Systematic Review Intensive care medicine 2022 PubMed DOI
B Effect of Combined Diclofenac and B Vitamins (Thiamine, Pyridoxine, and Cyanocobalamin) for Low Back Pain Management: Systematic Review and Meta-analysis
Meta Analysis Pain medicine (Malden, Mass.) 2020 PubMed DOI
B Thiamine, Ascorbic Acid, and Hydrocortisone As a Metabolic Resuscitation Cocktail in Sepsis: A Meta-Analysis of Randomized Controlled Trials With Trial Sequential Analysis
Meta Analysis Critical care medicine 2021 PubMed DOI
B The effects of thiamine supplementation on patients with heart failure: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Complementary therapies in medicine 2022 PubMed DOI
B Hydrocortisone Combined with Vitamin C and Thiamine in the Treatment of Sepsis/Septic Shock: A Systematic Review with Meta-Analysis and Trial Sequential Analysis
Meta Analysis Clinical and investigative medicine. Medecine clinique et experimentale 2023 PubMed DOI
B Thiamine for Wernicke-Korsakoff Syndrome in people at risk from alcohol abuse
Systematic Review The Cochrane database of systematic reviews 2004 PubMed
View all evidence for Thiamine →
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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.