The first portable device to track metabolism and help you take the guesswork out of your nutrition for optimized weight loss and fitness.
Reviews
4.8
17 ratings
5
4
3
2
1
Lumen is an amazing little device that gives us the ultimate guide about what to eat and when. Expect every aspect of your health to improve with this purchase. Lumen also has thoughtful and supportive customer service who provides support that moves the needle on the dial.
J
JULIE · September 2, 2025
Awesome device for tracking metabolism changes throughout the day. A real game changer for weight loss, weight management, and body recomposition.