Newsletter Insights — independent newsletter & sponsorship data across 41K+ newsletters
Browse all →Think Smarter, Feel Better, Doctor-Approved. Smart, Science-Backed Health Insights For Smarter Choices and Better Living.
Enter your email and we'll connect you with this newsletter.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedDoctor Approved's metrics, benchmarks, and sponsor data in one document
560K
Top 10% in Uncategorized
substack
Uncategorized
~154/post
avg comments + likes (0.03% rate)
Above category average
Weekly
0.8 posts/week avg
$11/mo
Category avg: $5/mo
18082
newsletters in Uncategorized
Top 10% in Uncategorized
out of 18082 newslettersPublishing Frequency
Weekly
Last published Jun 27, 2026
0.8 posts/week avg