There are a bunch of companies offering personalized gadgets at CES this week, from smart mirrors to color-changing jewelry to toilets (for real). But Israeli startup Lumen is applying personalization to what’s going on inside your body. The company’s handheld breath detector measures your metabolism, then builds specialized meal plans based on that information and your dietary preferences.
We spoke with Lumen cofounder Dror Ceder on the CES show floor to learn more about the breathalizer-like device, and why he thinks it can help people diet more effectively and eat healthier.
What’s the background on the science of this?