Best Dietary Interventions Newsletters in 2026

NewsletterFIT tracks 4 newsletters that cover Dietary interventions as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Brain Health Kitchen (44K) and The Happy Gut Effect (7K).

Updated Nov 6, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Brain Health Kitchen44K subscribers

    SubstackWeekly · last post 5 days ago

    From recent posts: Brain Health Kitchen publishes nutrition-focused articles, podcast episodes, and course promotions centered on brain health, dementia prevention, and dietary interventions. The publication targets individuals seeking…

    Likely audience: health-conscious consumers

    Sponsors detected:

  2. 2
    The Happy Gut Effect7K subscribers

    SubstackSeveral times a week · last post 6 days ago

    Bloated, exhausted, told it's "normal"? I'll teach you a different lens on your health — then the protocols and testing that actually work. MD • Gut Health Expert • Founder, Happy Gut Life • Author: Happy Gut, The…

    Likely audience: patients on GLP-1 medications

  3. 3
    Mind & Matter—

    SubstackEvery two weeks · last post 19 days ago

    Whether food, drugs or ideas, what you consume influences who you become. Learn directly from the best scientists & thinkers about how your mind-body reacts to what it's fed. New content weekly. Not medical advice.

    Likely audience: Health-conscious individuals over 50

  4. 4
    Nutri MD | Mladí lekári—

    SubstackMonthly or less · last post 32 days ago

    Novinky z výživovej medicíny za 3 minúty. Určené odborníkom zo zdravotníctva. Odberom potvrdzujete, že ste osobou oprávnenou predpisovať alebo vydávať lieky, ako sú špecifikované v zákone č. 362/2011 Z.z. o liekoch v…

    Likely audience: Medical professionals

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