🟢 90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Safety Alerts

ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

1 Capsule(s) Serving Size
100 Servings
Other Combinations Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Proprietary Blend
267 mg

Other Ingredients

Gelatin Stearic Acid Magnesium Stearate Titanium Dioxide Dibasic Calcium Phosphate Microcrystalline Cellulose FD&C Yellow #5 FD&C Blue #1 FD&C Red #3 FD&C Yellow #6

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use: One capsule after meals. Do not exceed 3 capsules in a 24 hour period.

⚠️ Warnings & Precautions

Not recommended for use by minors Keep out of reach of children

Important: Read instructions on reverse side before use, do not use if safety seal is broken or missing.

Do not exceed 3 capsules in a 24 hour period.

Warning: Not for use by minors.

Do not use if you are pregnant or nursing.

Individuals who consume caffeine with this product may experience serious adverse health effects. Individuals who are sensitive to the effects of caffeine should consult a licensed health care professional before consuming this product. In case of accidental overdose, seek professional assistance or contact a poison control center immediately. Avoid alcohol while taking this product. Do not exceed recommended serving. Exceeding recommended serving may cause serious adverse health effects, including heart attack and stroke. Discontinue use and call a physician or licensed qualified health care

Additional Information

Diet & energy supplement Diet & energy specialists

Manufacturers of the world's strongest fat burner!

Warnings/information continued on back of label Peel here

Product Details

UPC / SKU 3 58286 94100 6
DSLD Entry Date 2019-08-23
Product Type Other Combinations
Form Capsule
Brand Stacker 2
DSLD ID 206175
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 →

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