Brain Age Tracer

About Kernel Flow

Kernel, founded in 2016 by Bryan Johnson, is a private neurotech company based in Los Angeles pioneering accessible, high-resolution brain measurement. Its core product, Kernel Flow, is a wearable, time-domain fNIRS system engineered to provide lab-grade data with the portability needed for real-world clinical and research applications. The company is building a commercial business through direct-to-consumer wellness scans at partner clinics while simultaneously advancing a pipeline of potential medical markers for conditions like depression and cognitive impairment. With over $50M invested and a growing database of scans, Kernel is positioning itself at the intersection of digital health, neuroscience, and AI.

Therapeutic Areas