Lumen gives users a tailored daily recommended diet based on its analysis of their breath.
What once took over an hour to measure, can now be done in less than three minutes.
It measures your metabolic fuel usage, sleep, and activities, and gives you recommendations for meals.
I came away from Lumen impressed with it as a tool for figuring out what's actually going on with my metabolism.
This metabolism breathalyzer helped me shed a few pounds in quarantine.
Lumen is impressive, it’s taking a large and expensive device found only in hospitals and puts it in the palm of your hand.
a woman breathing into her Lumen metabolism tracker connected the iphone

It starts with a breath

Lumen is the world’s first hand-held, portable device to accurately measure metabolism.
Lumen is the world’s first hand-held, portable device to accurately measure metabolism.
Once available only to top athletes, in hospitals and clinics, metabolic testing is now available to everyone.

The Gold Standard of portable metabolism tracking.

Lumen uses a CO2 sensor and flow meter to determine the CO2 concentration in a single breath. This indicates the type of fuel your body is using to produce energy.
LEARN MORE

Like having your own personal nutritionist

Know what and when to eat to fuel your workout, improve your metabolic flexibility and support fat burn.

Track your
metabolism daily

See how your metabolism is affected by your sleep, physical activity, and nutrition.
home atmosphere image of lumen metabolism tracker and results screen from the lumen mobile app

Customize your nutrition

Get daily personalized meal plans. Know exactly what to eat and when.
atmosphere image of women eating with lumen metabolism tracker and food recommendations mobile app screen from the lumen app

Workout optimization

See if you have enough energy before a workout or if you need to fuel up. Breathe afterwards to see the impact on your body.
atmosphere image of woman at the gym and the pre post workout results mobile app screen from the lumen mobile app

Monitor and improve your metabolic health

Over time, Lumen tracks your metabolism, sleep, nutrition, and fitness data to provide a Lumen Flex Score, which reflects your success and helps sustain results.
atmosphere image of man breathing into the lumen metabolism tracker and the mobile app screen for the results of the metabolic flex score from the lumen app

Trusted by the Pros

Lose weight by improving your physiology at its core and train your body to use its fuel sources more efficiently.

LEARN MORE

Lose weight by improving your physiology at its core and train your body to use its fuel sources more efficiently.

LEARN MORE

From our community

Adidas Runners & Lumen

Lumen partnered with Adidas Runners to improve runners metabolism and enhance performance.
LEARN MORE

Professionals Program

Join a growing community of nutritionists and dieticians using Lumen with their customers to improve their nutrition on a path to a healthy and efficient metabolism.
LEARN MORE
Ulrike, Lumen nutritionist
Ulrike, Lumen nutritionist

Professionals Program

Join a growing community of nutritionists and dieticians using Lumen with their customers to improve their nutrition on a path to a healthy and efficient metabolism.
LEARN MORE
BUY NOW