Know Labs, Inc is a US-based medical device company that creates non-invasive health monitoring systems using radio-microwave spectroscopy to identify and measure molecules in vivo, its first commercial-bound product being sensor technology optimized for blood glucose measurement.

[2] Know Labs is a public company whose shares trade under the stock symbol KNW.

[8] In May 2012, Visualant entered into a joint development contract, and licensing agreement with Sumitomo Precision Products Co., Ltd. focusing on the commercialization of the SPM technology.

[9][10] The following year, the United States Patent and Trademark Office granted its sixth Visualant a patent titled "Method, apparatus, and article to facilitate distributed evaluation of objects using electromagnetic energy.

[12] In 2018, Visualant, Incorporated announced a name change to Know Labs, Inc.[13] In February 2013, Visualant won the Green Photonics category of the 2013 Prism Awards for Photonics Innovation for its ChromaID technology.