Philippa Perry
Investor Due Diligence Report
substackHealth
Hello, I'm Philippa Perry. I'm interested in your problems and dilemmas.
28K
2.8K paid
~0%
Subscriber count is a platform estimate
Pricing
$4/mo
$40/yr annual option
$9K
2.8K paid subs
$9K/mo – $9K/mo(±0%)
28.0
98.4
0.45%
(comments + likes) / subscribers
Previously ~2x per week
2.1 posts/week
61/100
Consistent (~3.6d 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 |
| ESG’s Substack | 17K | N/A | $10/mo | substack |
| Well To Do | 16K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 25K | $7,950 | — |
| Mar 2026 | 27K | $8,586 | +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
28K subscribers — above the 1K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 74 similar-size peers in Health have paid tiers
Pricing position
$4/mo vs $6/mo category median (908 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $4 | $40 |
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 |
|---|---|---|
| Engagement Rate | 52/100 | 30% |
| Paid Subscriber Ratio | 100/100 | 25% |
| Publishing Consistency | 6/100 | 10% |
| Financial Wellness by Bobbi Rebell |
| 16K |
| N/A |
| Free |
| substack |