E is for Epi
Investor Due Diligence Report
by Ellie Murray, ScD
substackHealth
Making sense of the science of public health.
4K
280 paid
N/A
Pricing
$8/mo
$80/yr annual option
$2K
280 paid subs
$2K/mo – $2K/mo(±0%)
Previously Weekly
1.2 posts/week
54/100
Variable (~6.2d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Neuroscience & Psychotherapy | 63K | -0.8% | $10/mo | substack |
| The Allison Bornstein Newsletter | 55K | N/A | $9/mo | substack |
| Small Potatoes | 20K | N/A | $8/mo | substack |
| Menopause Nutrition | 18K | N/A | $6/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 4K | $1,780.8 | — |
| Mar 2026 | 4K | $1,780.8 | ~0% |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Variable publishing frequency
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
4K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 187 similar-size peers in Health have paid tiers
Pricing position
$8/mo vs $6/mo category median (922 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $8 | $80 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Paid Subscriber Ratio | 75/100 | 25% |
| Financial Wellness by Bobbi Rebell | 16K | N/A | Free | substack |