About
Lumen is a breath-analysis device that reveals whether your body is burning carbs or fat — and tailors nutrition guidance accordingly.
Lumen
HealthThe world's first hand-held metabolism tracker.
Listed May 19, 2026Updated Jun 9, 2026
Frequently asked
What is Lumen?
The world's first hand-held metabolism tracker. Lumen is a breath-analysis device that reveals whether your body is burning carbs or fat — and tailors nutrition guidance accordingly.
What category is Lumen in?
Lumen is listed under Health on Startup Spotlight, a directory of indie and micro-startups.
Who founded Lumen?
Lumen was founded by Daniel Tal.
When was Lumen founded?
Lumen was founded in 2014.
Where can I visit Lumen?
You can visit Lumen at lumen.me, or view its full profile on Startup Spotlight.
Standalone answers: What is Lumen? · Who founded Lumen? · When was Lumen launched?
Made by
D
Daniel Tal · portfolio →
Founded 2014 · Team of 51-200
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