Its white-label testing solution offers customizable tests based on client needs, with over 10 partner labs to deliver results - and upwards of 50,000 tests already completed since Ash was launched. With tech advances improving the quality and connectivity of portable equipment and communications, it's proving an innovative way of addressing the thousands of medically underserved areas in the United States.

The market, however, is correspondingly competitive. Startups like LetsGetChecked and Everlywell are examples of a growing number of home diagnostics startups which have been attracting VC money over recent years. Ash Wellness has successfully raised funding, which will help it set itself apart in the market as it invests in its services moving forwards.