🟢 100/100

This product looks safe

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

Product Label

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

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

Supplement Facts — Evidence Check

Calcium
75 mg (6% DV)
200 mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 200mg UL 400mg

Other Ingredients

Stearic Acid Cellulose Gum Silicon Dioxide Magnesium Stearate Methylcellulose Glycerin

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (93% of products) Nutrient (19% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Dairy Free

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

Product Details

UPC / SKU 0 47469 04794 8
DSLD Entry Date 2018-05-24
Product Type Other Combinations
Form Tablet or Pill
Brand Natrol
DSLD ID 176093
Data Updated 2026-04-11

Research Evidence

82 Research Sources
51 Avg Quality Score
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
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
B Effects of caffeine chewing gum supplementation on exercise performance: A systematic review and meta-analysis
Meta Analysis European journal of sport science 2023
B Genetic susceptibility to caffeine intake and metabolism: a systematic review
Systematic Review Journal of translational medicine 2024
B Pharmacological interventions for sleepiness and sleep disturbances caused by shift work
Meta Analysis The Cochrane database of systematic reviews 2014
B Effects of Caffeine Intake on Endurance Running Performance and Time to Exhaustion: A Systematic Review and Meta-Analysis
Meta Analysis Nutrients 2022
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
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
B Caffeine, CYP1A2 Genotype, and Endurance Performance in Athletes
Rct Medicine and science in sports and exercise 2018
B The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
Rct Nutritional neuroscience 2010
View all evidence for Caffeine →

Compare Similar Products

View all Caffeine products →