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High Caffeine 200 mg

product on market Tablet or Pill Natrol Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Caffeine is supported by strong evidence for increasing alertness and cognitive performance. Calcium is well-established for supporting bone health and neuromuscular function. Overall evidence coverage for this specific formulation is limited.

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

Label

Product Label

Label for High Caffeine 200 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
100
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calcium
75 mg (6% DV)
200 mg
Market median: 180.0mg (239 products) 49 studies (A:1, B:19)

Other Ingredients

Stearic Acid Cellulose Gum Silicon Dioxide Magnesium Stearate Methylcellulose Glycerin
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Take 1 tablet, up to three times daily. Allow 3 to 4 hours between servings. Do not exceed 3 tablets daily.

Warnings & Precautions

Warning: Consult your healthcare professional prior to use if you have or suspect a medical condition, are taking prescription drugs, or are pregnant or lactating.

Each serving contains as much caffeine as about 2 cups of coffee. Limit the use of caffeine containing medication, foods or beverages while taking this product. Too much caffeine may cause nervousness, irritability, sleeplessness and occasionally rapid heartbeat. This product is not intended/recommended for children and those sensitive to caffeine.

This product is not intended/recommended for children and those sensitive to caffeine.

Keep out of reach of children.

Formulation Notes

~ No added sugar or calories

Each serving contains as much caffeine as about 2 cups of coffee.

Vegetarian

No: Milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans, yeast, artificial colors or flavors, added sugar or preservatives

Additional Information

~ Provides the energizing effects of caffeine ~ Helps enhance endurance ~ Supports mental focus

Store in a cool, dry place.

ITEM: 4794.911 F: 3000347 L:2008915-17206

Energy support Provides the energizing effects of caffeine Helps enhance endurance & mental focus

Extra strength Value size

Vegetarian

Metadata

Product Details

UPC / SKU0 47469 04794 8
DSLD Entry Date2018-05-24
Product TypeOther Combinations
FormTablet or Pill
BrandNatrol
DSLD ID176093
Data Updated2026-04-11
Research

Research Evidence

82
Research Sources
51
Avg Quality
28
Rct
19
Meta Analysis
17
Clinical Trial
16
Systematic Review
A Preconception lifestyle advice for people with infertility
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
B The effects of caffeine intake on weight loss: a systematic review and dos-response meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2019 PubMed DOI
B Effects of caffeine chewing gum supplementation on exercise performance: A systematic review and meta-analysis
Meta Analysis European journal of sport science 2023 PubMed DOI
B Genetic susceptibility to caffeine intake and metabolism: a systematic review
Systematic Review Journal of translational medicine 2024 PubMed DOI
B Pharmacological interventions for sleepiness and sleep disturbances caused by shift work
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
B Effects of Caffeine Intake on Endurance Running Performance and Time to Exhaustion: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2022 PubMed DOI
B The effects of green tea extract supplementation on body composition, obesity-related hormones and oxidative stress markers: a grade-assessed systematic review and dose-response meta-analysis of randomised controlled trials
Meta Analysis The British journal of nutrition 2024 PubMed DOI
B Effect of green tea catechins with or without caffeine on anthropometric measures: a systematic review and meta-analysis
Systematic Review The American journal of clinical nutrition 2010 PubMed DOI
B Caffeine, CYP1A2 Genotype, and Endurance Performance in Athletes
Rct Medicine and science in sports and exercise 2018 PubMed DOI
B The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
Rct Nutritional neuroscience 2010 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.