Funding Tracker/Tiny Health
Series B · Diagnostics / Microbiome · United States
Tiny Health raises $33M
Announced September 29, 2026
The round
Tiny Health announced a Series B round of $33M on September 29, 2026, led by B Capital.
The SignalOversubscribed Series B to push microbiome testing into routine care and fund a research program.
What Tiny Health does
Gut and vaginal microbiome testing and intelligence across the lifespan.
Tiny Health offers at-home gut microbiome tests for babies, children and adults plus a vaginal microbiome test, with practitioner tools and the Powered by Tiny partner platform. On September 29, 2026 it announced a $33 million Series B led by B Capital, bringing total funding to $46 million, alongside a $5 million Microbiome Research Program and its TinyAI engine. Founder and CEO is Cheryl Sew Hoy. In September 2026 Tiny Health raised a $33M Series B led by B Capital, bringing total funding to $46M.
Full Tiny Health profile- Company
- Tiny Health
- Amount
- $33M
- Stage
- Series B
- Announced
- September 29, 2026
- Led by
- B Capital
- Vertical
- Diagnostics / Microbiome
- Country
- United States
- Headquarters
- Austin, TX, USA