Caelum Health
The business, the turning points, and the decisions behind them.
01 / WHAT IT BUILT
What the company did
Caelum Health, a San Francisco healthcare startup founded in 2017 by Lauren Kelley-Chew and backed through Y Combinator's Summer 2017 batch, wanted to replace drugs with software. It treated chronic digestive diseases — specifically IBS — with digital therapeutics: behavioral medicine delivered digitally, including a 10-week online program with personalized coaching, a searchable low-FODMAP foods directory, and diet-adherence and symptom-tracking tools.
02 / Caelum Health FAILURE REASONS
Failure factors supported by the current evidence
Post-hoc case analysis suggests Caelum Health bet that patients seeking alternatives to medication would embrace app-based behavioral treatment — and the bet did not hold. Converting patients accustomed to conventional medical treatment into digital-first users proved hard, providers were never integrated into the model, and the company could not demonstrate clinical efficacy at scale. Y Combinator now lists the company as inactive.
03 / EVENT HISTORY
Events in the structured record
- Company founded
Lauren Kelley-Chew founds Caelum Health in San Francisco; it joins Y Combinator's Summer 2017 batch and raises a $120,000 seed round that August.
- Operations ended
Caelum Health becomes inactive; the record marks 2020 as its event year.
04 / CONTEMPORARY REBUILD ASSESSMENT
Difficulty of rebuilding this project today
Material for this section is being gathered and checked. It will appear here once ready.
Overall assessment: Not completed
05 / CAUSAL CHAIN
How the factors connect
- 01
Replace drugs with software: digital IBS treatment
- 02
YC Summer 2017; $120K seed
- 03
10-week online program with coaching and food tracking
- 04
Adoption assumptions fail; company goes inactive