About This

• KNOW IF YOU’RE BURNING FAT OR CARBS—IN SECONDS: Track your metabolism in real-time with a single breath using the Lumen Metabolism Tracker Device. Instantly see how your body responds to food, sleep, and workouts—and use that feedback to lose weight, boost energy, and become metabolically flexible. No more guessing—just daily, personalized data for smarter health decisions.
• BUILT AROUND YOU, DESIGNED FOR RESULTS: Lumen is for anyone stuck in a weight loss rut, feeling drained, or just wanting to understand their body better. Whether you're juggling work, hormones, or training goals, Lumen’s data helps you personalize your macros, improve performance, and support fat burn, so you’re synced to your body’s rhythms and can achieve your goals in a way that fits real life.
• CLINICALLY VALIDATED & EXPERT BACKED: Lumen is grounded in science and validated in peer-reviewed studies. Used in health clinics, gyms, and trusted by professionals to help people improve metabolic health through real-time breath analysis and personalized lifestyle guidance. With one app, monitor progress, optimize results, and unlock the data your body’s been trying to tell you all along.
• SMART TOOLS TO TRACK WHAT REALLY MATTERS: Use personalized nutrition plans, AI-powered meal suggestions, and a fasting tracker to pinpoint your fasting sweet spot and avoid muscle breakdown. Turn carbs into fuel to reach peak fat burn and learn how to eat in sync with your hormones. With 50+ integrations across your favorite apps, track progress and personalize your journey with deeper insights.
• WHAT’S IN THE BOX: Lumen device, USB-C charging dock and cable, travel case, and access to the Lumen app. Your 3-month subscription unlocks all premium features, personalized coaching, and access to our exclusive in-app community for real-time support and lasting results. Battery life up to 10 days. iOS and Android compatible. One-year limited warranty. Smartphone not included.

Overview

• Brand : Lumen
• Material : Plastic
• Color : Black
• Compatible Devices : Smartphones, Tablets
• Battery Life : 240 Hours
• Sensor Type : CO₂ Sensor
• Battery Description : Lithium-Ion
• Manufacturer : Lumen