Aging Well Newsletter
Investor Due Diligence Report
substackHealth
How to prepare for longevity with an 86-year-old retired psychologist as your guide.
11K
+5.4%
28.2
55.9
0.76%
(comments + likes) / subscribers
Weekly
1.0 posts/week
93/100
Very Consistent (~6.8d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Brain Health Kitchen | 44K | N/A | $20/mo | substack |
| Second Brain | 38K | N/A | $7/mo | substack |
| The Glow Wellness | 33K | N/A | $8/mo | substack |
| Philippa Perry | 28K | N/A | $4/mo | substack |
Platform Dependency
Uses substack platform
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
11K subscribers — above the 1.5K category median for first paid tier
Has paid tier
No paid subscription tier yet
Peer monetization
100% of 109 similar-size peers in Health have paid tiers
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 | 59/100 | 30% |
| Growth Consistency | 97/100 | 15% |
| Publishing Consistency | 100/100 | 10% |
| Well To Do |
| 16K |
| N/A |
| Free |
| substack |
Revenue Model
Pre-monetization — no paid subscription tier