immunology newsletters

NewsletterFIT tracks 4 newsletters that cover immunology as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Dr. Mercola's Censored Library (Private Membership) (317K) and COVID Chronicles (28K).

Updated Oct 30, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Dr. Mercola's Censored Library (Private Membership)317K subscribers

    SubstackEvery two weeks · last post 17 days ago

    Likely audience: Immunologists and researchers

  2. 2
    COVID Chronicles28K subscribers

    SubstackMonthly or less · last post 22 days ago

    Likely audience: Policy analysts

  3. 3
    YSM Discovery Digest—

    LinkedInEvery two weeks · last post 16 days ago

    Likely audience: medical researchers

  4. 4
    A Teacher's Inquiry—

    SubstackMonthly or less · last post Aug 9, 2026

    Likely audience: Film critics

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