ViperX

product on market Capsule Blackstone Labs 🟢 Safety: 100/100
Brand: Blackstone Labs
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 11% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
11% Evidence Coverage

Supplement Facts — Evidence Check

250 mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 250mg UL 400mg
Achyranthes aspera
150 mg
Eria jarensis
100 mg
Hordenine
50 mg
Theobromine
50 mg
Teacrine
50 mg
Advantra Z
30 mg
N-Methyl Tyramine
30 mg
Bioperine
10 mg

Other Ingredients

Gelatin Magnesium Stearate Silicon Dioxide

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years)

Product Information

🧪 Formulation Notes

Promotes laser-like focus Supports a positive mood Experience explosive energy Increases thermogenesis

Product Details

DSLD Entry Date 2020-04-23
Product Type Other Combinations
Form Capsule
Brand Blackstone Labs
DSLD ID 218330
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
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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