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The Fever

product on market Capsule GymFlo Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 18% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains stimulants like caffeine and DMAA derivatives intended to increase alertness and energy. Research evidence for these specific synthetic stimulants is limited compared to standard caffeine. The combination aims to enhance focus and metabolic rate, though clinical data on the synergistic effects of these specific compounds is sparse.

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

Label

Product Label

Label for The Fever
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
18%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

N-Phenethyl Dimethylamine
200 mg
Phenylethylamine
200 mg
2-Amino-6-Methylheptane
150 mg
Infinergy
150 mg
Market median: 180.0mg (239 products) 49 studies (A:1, B:19)
100 mg
Market median: 200.0mg (358 products) 9 studies (A:0, B:2)
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)
Theacrine
50 mg
Paradoxine Grains of Paradise extract
50 mg
Lean GBB
50 mg
Higenamime
75 mg
Capsimax Capsicum extract
50 mg
Olive
50 mg
Rauwolscine
1 mg
0.03 mg
Market median: 0.15mg (41 products)
T2 3,5-Diiodo-L-Thyronine
0.03 mg
Bioperine
5 mg

Other Ingredients

Microcrystalline Cellulose Magnesium Stearate Vegetable Cellulose Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions for use: Take one (1) capsule in the morning with food. Another capsule (1) may be taken up to 7-8 hours later. We do not recommend taking this product ant later than 6 hours before preferred bedtime. The Fever should not be used more than four (4) weeks at a time.

Warnings & Precautions

Warning: Please follow and read all directions. Do not continue use of The Fever after four (4) weeks. Do not consume more than the recommended dose. This product is only to be used by healthy adults 21 years of age or older.

Do not use if pregnant or nursing, or if you are at risk of, or being treated for diabetes, liver problems or high blood pressure. Consult your healthcare professional before using this or any other dietary supplements.

Never exceed more that 2 capsules in a 24 hour window.

Formulation Notes

Fat incinerator Sustained energy Intense thermogenesis

Vegan friendly

Additional Information

No false claims. Only flames. Feel that heat! This product isn't called The Fever for no reason. It will make you sweat, fill you with energy, and with the proper diet and training, will help accelerate fat loss. With 18 loaded ingredients, this is one of the most stimulating fat burners on the market. We recommend that you abide by the product protocol, and never consume more than the recommended daily serving. The Fever is not for the faint of heart. Seriously.

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GMP Certified

Proceed with caution

Metadata

Product Details

UPC / SKU6 80140 99970 1
DSLD Entry Date2019-12-22
Product TypeOther Combinations
FormCapsule
BrandGymFlo
DSLD ID210643
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
View all evidence for Caffeine →
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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.