Precision Lactate Testing for Peak Performance
VivaChek has completely transformed my training. Being able to measure my lactate threshold accurately has helped me optimize my training zones and achieve performance gains I never thought possible.
Dr.Pusinelli
Coach & VivaChek Ambassador
Why Lactate Testing Matters
Science-backed benefits of monitoring your lactate levels for optimal performance
Optimize Training Zones
Train at the right intensity to maximize adaptations and avoid overtraining. Know exactly when you're in aerobic vs anaerobic zones.
Track Progress
Measure improvements in your lactate threshold over time. See concrete evidence of your fitness gains and adjust training accordingly.
Peak Performance
Identify your optimal race pace and avoid "bonking". Use lactate data to fine-tune your performance for competition day.
Lab Accuracy
YSI2900 based calibration delivers results comparable to professional sports labs, right at your fingertips.

Complete Lactate Testing Kit
Professional-grade lactate testing system trusted by elite athletes and coaches. Get lab-accurate results in just 10 seconds and optimize your training zones for peak performance.
- VivaChek Lactate Analyzer - Digital meter with LCD display
- Lactate Test Strips - 25/50/100 pack (depending on variant)
- 200pcs Safety Lancets - For comfortable finger-prick sampling
- Protective Carrying Case - Keep everything organized and protected
- User Manual & Quick Start Guide - Easy setup and operation
Use code at checkout for 8% off your entire order
How It Works
Three simple steps to lab-accurate lactate testing
Test
Clean your fingertip, use the lancet for a tiny blood sample (just 0.7μL), and apply it to the test strip inserted in the meter.
Track
Wait just 10 seconds for your result. The meter stores up to 500 readings so you can monitor progress over time.
Optimize
Use your lactate data to adjust training intensity, track fitness improvements, and optimize race performance.
Frequently Asked Questions
Everything you need to know about lactate testing with VivaChek