# Mahana

> Mahana Therapeutics built an FDA-cleared prescription app delivering gut-directed cognitive behavioral therapy for adults with IBS. It licensed academic research, raised $61 million in a 2021 Series B, and later sold key IBS program assets to Nerva, which is exploring their use alongside its hypnotherapy program.

- **Founded:** 2018
- **Headquarters:** San Francisco, United States
- **Founders:** Robert Paull (Co-founder and founding CEO), Simon Levy (Co-founder and CTO)
- **Products:** Mahana IBS, Parallel, Mahana IBS 2.0 CBT assets
- **Notable:** FDA De Novo authorization for Parallel web version in November 2020., FDA clearance for the mobile version in June 2021., Licensed a program based on academic IBS CBT research evaluated in the 558-person ACTIB trial.

## Products & services

- **Mahana IBS** — FDA-cleared prescription, self-guided gut-directed CBT app for adults 22 and older with IBS; 10 sessions intended for completion within 90 days.
- **Parallel** — Earlier name of the web-based IBS digital therapeutic that received FDA De Novo authorization in November 2020.
- **Mahana IBS 2.0 CBT assets** — Enhanced non-FDA-cleared digital CBT content and related brand materials acquired by Nerva in 2025.

## Achievements

- FDA De Novo authorization for Parallel web version in November 2020.
- FDA clearance for the mobile version in June 2021.
- Licensed a program based on academic IBS CBT research evaluated in the 558-person ACTIB trial.
- 2024 real-world outcomes study of 843 users with dispensed prescriptions.
- Key IBS CBT assets acquired by Nerva in 2025.

## Latest updates

- **2025-05** — Nerva announced acquisition of key Mahana IBS program assets and asked prior Mahana referrers to transition to Nerva.
- **2024-04** — Real-world outcomes study of 843 Mahana IBS users published.
- **2024-03** — Mahana acquired German digital health company Cara Care, according to investor Atlantic Labs.

## Links

- Website: https://www.mahana.com
- LinkedIn: https://www.linkedin.com/company/hellomahana

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Profile page: https://yespress.io/mahana
Published by YesPress — https://yespress.io
Last updated: 2026-09-30