Zenith Within by Dr. Sara Redondo

Substacknewsletter · by Zenith Within by Dr. Sara Redondo · English

Audience
27K subscribers
Shown publicly on Substack
Publishing
No recent posts
Observed from indexed posts
Last post
Jul 31, 2026
Jul 31, 2026
Likely audience
health-conscious adults
Inferred from post content

Zenith Within by Dr. Sara Redondo is a Substack newsletter by Zenith Within by Dr. Sara Redondo covering cancer risk assessment, modifiable risk factors and global health statistics. Its most recent indexed post is from Jul 31, 2026. Shown publicly on Substack: 27K subscribers.

Topics

Recent posts

  • 4 in…
  • Myth vs.…
  • Diagnosing Alzheimer’s:…
  • Why "Fibermaxxing"…
  • Beyond Calories…

Sponsors detected

No sponsored posts detected in the last 180 days of indexed posts.

Detected automatically from posts marked as sponsored. Detection can miss or misread placements.

See the full picture on Zenith Within by Dr. Sara Redondo

Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.

Start 7-day Pro trial

Similar newsletters

Ranked by how many topics they share with Zenith Within by Dr. Sara Redondo.

  • SubstackMonthly or less · last post 30 days ago

    Likely audience: home bartenders

    1 shared topic

  • SubstackEvery two weeks · last post 14 days ago

    Likely audience: Home bartenders

    1 shared topic

  • Clear Sight12K subscribers

    SubstackEvery two weeks · last post 13 days ago

    Likely audience: Ophthalmologists and optometrists

    1 shared topic

  • SubstackWeekly · last post 18 days ago

    Likely audience: Young adults

    1 shared topic

  • James H. Stein, MD4K subscribers

    SubstackEvery two weeks · last post 12 days ago

    Likely audience: Medical researchers

    1 shared topic

  • DailyMax4K subscribers

    SubstackMonthly or less · last post 27 days ago

    Likely audience: Sleep enthusiasts

    1 shared topic

  • beehiivWeekly · last post 23 days ago

    Likely audience: Women over 50

    1 shared topic

  • LinkedInEvery two weeks · last post 19 days ago

    Likely audience: working professionals

    1 shared topic

Compiled from public pages · refreshed Oct 18, 2026 · How NewsletterFIT collects and labels data