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Traditional lactate testing with finger prick

Tracking Lactate Meant Painful Blood Pricks.

Athletes Know This Struggle

  • 5-10 needle pricks per session.
  • One data point. No trends. No insight.
  • Painful. Messy. Interrupting.

Until now...

Painful finger prick lactate testing

The Future Is
Needle-Free

Meet Cori

The World's First Needle-Free Continuous Lactate Monitor

Cori device with full screen and LED display

Track. Optimize. Recover.

Dominate.

Unlock Early Access Now

Professional athlete training

Continuous Lactate.
Zero Needles.

The first device to continuously track lactate without breaking the skin, so you can train by real zones, not heart rate.

Needle-Free Lactate. All The Time.

Unlock early access to Cori today and step into the future of performance monitoring. Cori reads your lactate in real time, so you'll know exactly how hard you're working, when you're hitting fatigue, and whether you're properly fueled and hydrated. Your personal dashboard breaks down workouts into clear, science-driven guidance - when to ramp up intensity, when to dial back for recovery.

Join the first athletes to train with precision only once possible in elite labs - reserve your Cori wearable now and start training smarter from day one.

Cori Device with Sensor
  • Real-time lactate monitoring without needles
  • Personal performance dashboard
  • Science-driven workout guidance
  • Hydration and fueling insights
  • Recovery optimization tracking
  • Elite lab precision for everyone
  • Smart training recommendations
Unlock Early Access

Snap. Wear. Perform.

Insert the sensor, snap it in, and wear it snug - you're ready to unlock continuous lactate insights.

Needle-free lactate sensor
1

Insert Sensor.

Insert the needle-free lactate sensor into the transceiver.

Sensor snapped into transceiver
2

Snap Into Place

Sensor snaps securely into the transceiver.

Cori device worn on wrist
3

Wear Snug

Wear snug on your wrist and start training.

1
Needle-free lactate sensor

Insert Sensor.

Insert the needle-free lactate sensor into the transceiver.

2
Sensor snapped into transceiver

Snap Into Place

Sensor snaps securely into the transceiver.

3
Cori device worn on wrist

Wear Snug

Wear snug on your wrist and start training.

Cutting-Edge Nanotechnology.

Engineered for Impact.

The science of elite performance - now on your skin.

Our breakthrough nanosensor technology represents years of research in biomedical engineering and materials science. By combining advanced polymers with molecular sensors, we've created the first wearable device capable of real-time lactate detection through the skin. This revolutionary approach eliminates the need for blood draws while maintaining laboratory-grade accuracy, bringing elite-level performance monitoring to athletes at every level.

One Sensor.
No Needles.

Continuous Monitoring
For 15 Days
Continuous Monitoring
For 15 Days

Cori sensor - needle-free technology

Continuous Monitoring For 15 Days

Cori sensor - needle-free technology
Athlete achieving goals Athlete with Cori sensor Athlete monitoring performance

State of the art needle-free sensor with a 15 day sensor lifetime

Live lactate made visible in a wearable form factor with visual indicators to tell you about your lactate rise and fall

Wearable with 7+ day of battery life on a single charge

Athlete achieving goals Athlete with Cori sensor Athlete monitoring performance

Designed for motion.

Low-profile geometry and soft looped band for stable, all-session wear.

1/5
Cori full device with screen and LED
Cori device without band, with screen and LED
Cori device no band with screen and LED
Cori full device with screen and LED variant 3
Cori device aligning with charging base

Real-Time Metabolic Performance & Recovery Insights

Behind every Cori reading is a custom AI pipeline that processes thousands of data points per second, using models trained on elite-athlete datasets to denoise signals, correct artifacts in real time, and translate raw measurements into actionable training insights. Cori connects instantly to your phone and syncs with major fitness platforms, so your metrics are available when it mattersโ€”live during a session and for deep review afterwardโ€”bringing lab-grade precision and interpretation out of the lab and onto your skin.

Live Lactate Zones App Screen
Athlete training

Real-time Lactate Tracking

Monitor your lactate levels continuously during workouts with precision accuracy.

Adaptive Intervals App Screen
Athlete training

Performance Analytics

Advanced algorithms provide personalized insights to optimize your training intensity.

Post-Session Insights App Screen
Athlete training

Training Zones

Automatically detect and guide you through optimal training zones for maximum efficiency.

Complete Performance Dashboard

For Race Day Readiness

Live Lactate Zones Dashboard Screen
Athlete training

Live Lactate Dashboard

Real-time dashboard view with comprehensive lactate analytics and zone monitoring.

Live Lactate Dashboard

Real-time dashboard view with comprehensive lactate analytics and zone monitoring.

Adaptive Intervals Dashboard Screen
Athlete training

Session Analytics

Comprehensive dashboard analytics with detailed session breakdowns and performance insights.

Session Analytics

Comprehensive dashboard analytics with detailed session breakdowns and performance insights.

Trends Dashboard Screen
Athlete training

Trends & Progress

Long-term trend analysis and progress tracking with advanced dashboard visualization.

Trends & Progress

Long-term trend analysis and progress tracking with advanced dashboard visualization.

Analytics Dashboard Screen
Athlete training

Performance Analytics

Advanced analytics dashboard with comprehensive performance metrics and historical data.

Performance Analytics

Advanced analytics dashboard with comprehensive performance metrics and historical data.

Scientifically Validated Technology

Our breakthrough technology has been rigorously tested and validated against gold-standard blood lactate measurements in both human and equine athletes. Clinical studies demonstrate exceptional correlation (Rยฒ = 0.86) between Cori readings and capillary blood lactate meter.

Rยฒ = 0.86
Correlation Coefficient
94.4%
Spearman Tracking
96.0%
Threshold Sensitivity
0.8 - 37.5
Dynamic Range (mmol/L)
Learn More

Blood Lactate vs Needle-Free Cori Lactate

Blood Lactate vs Needle-Free Cori Lactate Correlation Graph

Selected Partners

Train Smarter.

Recover Faster.

Unlock Early Access

Join the elite athletes who are already training with precision. Cori represents the culmination of years of research and development, bringing laboratory-grade lactate monitoring directly to your training routine. With limited quantities available for our initial launch, secure your Cori device today and be among the first to experience the future of performance optimization.

Essential

Preorder Price
$199
Reserve your spot today
  • Cori Wearable Device
  • Mobile App Access
  • Real-time Lactate Monitoring
  • Basic Performance Analytics
  • 1-Year Warranty
  • Free Shipping
  • Early Access Priority