Be One of the First to Own
4BK BioKey
Revolutionary health technology starts with those bold enough to be first. Pre-order members receive priority shipping, exclusive early-adopter status, and direct access to Billy Carson's wellness community.
What you get with your pre-order:
Retail $599
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4BK BioKeyThe Breath of Knowledge
The world's first consumer-grade modular breathomics platform, detecting 60+ biomarkers from a single breath to unlock your body's hidden metabolic intelligence.
"A paradigm shift in how humanity monitors and optimizes health." - Billy Carson, Founder & CEO
Engineering Excellence
12 integrated subsystems in a compact handheld form factor. Precision sensor integration and intelligent airflow management.
60+ Biomarkers Detected
Modular sensor array via MOS, NDIR, and electrochemical sensing platforms detects over 20 clinically validated molecular signatures.
Real-Time Metabolic Monitoring
Instant results in 15 seconds. Metabolic Index (0-100), acetone concentration in ppm, and trend direction from a single breath.
AI-Powered Personalization
Adaptive baseline modeling learns your unique biomarker range over 14 days. Pattern recognition engine and natural language coaching insights.
Comprehensive Health Detection
Detects markers for metabolic disorders, respiratory conditions, GI disorders, hepatic function, cardiovascular risk, and neurological indicators.
HIPAA & GDPR Compliant
End-to-end AES-256 encryption with SOC 2 Type II certification pathway and optional local-only privacy mode.
100+ Tests Per Charge
3.7V 1200mAh lithium-ion battery. USB-C fast charging. 30-day standby. OLED display shows results without needing a smartphone.
Comprehensive Disease Detection
Analyzing breath biomarkers across 7 major disease categories, grounded in peer-reviewed research and clinical validation.
Metabolic & Nutritional
- Diabetes Mellitus
- Ketoacidosis Monitoring
- Hypercholesterolemia
- Urea Cycle Disorders
Respiratory & Inflammatory
- Asthma Management (FeNO)
- COPD Monitoring
- Infection Detection
- Airway Inflammation
Gastrointestinal
- SIBO Diagnosis
- Food Intolerance Testing
- H. pylori Infection
- Gut Microbiome Health
Cardiovascular
- Ischemic Detection
- Oxidative Stress Assessment
- Hypertension Monitoring
- Cardiac Risk Profiling
Neurological
- Alzheimer's Markers
- Parkinson's Indicators
- Hepatic Encephalopathy
- Cognitive Decline Tracking
Oncological (Emerging)
- Lung Cancer VOC Signatures
- Breast Cancer Markers
- Colorectal Screening
- Pancreatic & Liver Indicators
Intellectual Property Protected
A Provisional Patent Application (No. 63/957,003) has been filed with the U.S. Patent and Trademark Office in the name of Mr. Billy Carson. Filed January 9, 2026.
Modular Expansion Roadmap
Four phases of sensor expansion targeting progressively larger healthcare markets.
Core Platform
Acetone, isoprene, CO2, basic VOC array for metabolic wellness. Consumer launch configuration.
FeNO Module
Electrochemical NO sensor for asthma/COPD management. FDA 510(k) pathway.
GI Module
H2/CH4 sensors for SIBO and food intolerance testing. Expands into gastroenterology.
Advanced VOC
Enhanced aldehyde and sulfur compound detection for infection and cancer screening research.
$5M Series Seed Round
Join Billy Carson in commercializing the next generation of non-invasive health diagnostics. Target close: Q1 2026.
"The 4BK BioKey represents the convergence of ancient breathwork wisdom and cutting-edge biosensor technology, a paradigm shift in how humanity monitors and optimizes health."
Billy Carson, Founder & CEO
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