Newsletter Insights — independent newsletter & sponsorship data across 41K+ newsletters
Browse all →
Simple ways to build a better brain and life.
Enter your email and we'll send your inquiry to the Newsletter Insights team.
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 includedBetter Brain by Dr. Julie's metrics, benchmarks, and sponsor data in one document
bearaby.com
piquetea.com
258K
Top 10% in Health
substack
Health
-0.2%
~113/post
avg comments + likes (0.04% rate)
Above category average
Weekly
1.4 posts/week avg
vs 1.0/week category avg
$10/mo
Category avg: $5/mo
485
newsletters in Health
Top 10% in Health
out of 485 newslettersPublishing Frequency
Weekly
Last published Oct 7, 2026
Usually publishes Wed
1.4 posts/week avg