Zen Medicine
Investor Due Diligence Report
by Eric Brown
ghostHealth
Literary microdoses on self-mastery, natural medicine, & the art of living.
Investor Due Diligence Report
by Eric Brown
Literary microdoses on self-mastery, natural medicine, & the art of living.
1K
~0%
Subscriber count is a platform estimate
Pricing
$3/mo
$30/yr annual option
$265
~100 est. paid subs
$133/mo – $398/mo(±50%)
Previously Weekly
0.7 posts/week
38/100
Variable (~10.8d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Brain Health Kitchen | 44K | N/A | $20/mo | substack |
| The Glow Wellness | 33K | N/A | $8/mo | substack |
| Philippa Perry | 28K | N/A | $4/mo | substack |
| ESG’s Substack | 17K | N/A | $10/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 1K | $265 | — |
| Mar 2026 | 1K | $265 | ~0% |
| Apr 2026 | 1K | $265 | ~0% |
| May 2026 | 1K | $265 | ~0% |
Platform Dependency
Uses ghost platform
Publishing Consistency
Irregular publishing pattern
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
1K subscribers — above the 1K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 347 similar-size peers in Health have paid tiers
Pricing position
$3/mo vs $6/mo category median (908 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $3 | $30 |
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.
| Well To Do |
| 16K |
| N/A |
| Free |
| substack |