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Best Ultra-processed Foods Newsletters in 2026

NewsletterFIT tracks 10 newsletters that cover Ultra-processed foods as a primary topic, 6 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Parent Fit Club (48K), Roman Bystrianyk (9K) and losapuntesdecris (2K).

Updated Nov 11, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Parent Fit Club48K subscribers

    SubstackEvery two weeks · last post 16 days ago

    From recent posts: Parent Fit Club publishes science-backed articles on nutrition, exercise physiology, and weight loss mechanisms for readers seeking evidence-based health information. Content frequently covers topics such as iron…

    Likely audience: fitness enthusiasts

  2. 2
    Roman Bystrianyk9K subscribers

    SubstackWeekly · last post 11 days ago

    From recent posts: This newsletter publishes long-form historical essays and critical examinations of medical history, often challenging mainstream narratives around vaccination, polio, and nutrition. Recent issues cover topics including…

    Likely audience: medical historians

  3. 3
    losapuntesdecris2K subscribers

    SubstackEvery two weeks · last post 16 days ago

    SE ACABARON LAS CLASES ABURRIDAS DE MEDICINA.

    Likely audience: medical students

  4. 4
    Strong Health—

    SubstackSeveral times a week · last post 7 days ago

    In-Depth Health & Fitness Topics – No Confusion

    Likely audience: health-conscious consumers

  5. 5
    schubart—

    SubstackWeekly · last post 2 days ago

    From recent posts: The article defines reverse engineering in the context of collaborative model creation rather than competition, and outlines principles for regenerative agriculture, local food systems, and the health impacts of ultra-p…

    Likely audience: sustainable agriculture advocates

  6. 6
    realisticbodytherapist—

    SubstackMonthly or less · last post Aug 28, 2026

    From recent posts: This publication features long-form essays on eating disorders, body awareness, and food addiction by a therapist. It is intended for readers seeking clinical analysis and mindfulness practices regarding mental health…

    Likely audience: mental health professionals

  7. 7
    Bettina Elias Siegel's (forthcoming) newsletter3K subscribers

    Substacklast post Jan 3, 2022

    Formerly: The Lunch Tray, discontinued in January, 2022. Eventually: Bettina Elias Siegel's free author newsletter. Stay tuned! :-)

    Likely audience: Parents concerned about child nutrition

  8. 8
    NutriMindFit by Orry1K subscribers

    Substacklast post Apr 25, 2025

    From recent posts: NutriMindFit by Orry publishes a health and food-focused newsletter covering topics such as intentional eating, ultra-processed foods, and sleep-related nutrition. Recent issues address the contrast between mindful food…

    Likely audience: health-conscious readers

  9. 9
    Simmer—

    Substacklast post Apr 11, 2026

    Everything you want to know about your favorite foods in a way you never knew you wanted! Subscribe today and receive a copy of our kitchen essentials guide - the start to every great meal!

    Likely audience: home cooks

  10. 10
    Food From Thought—

    Substacklast post Jun 10, 2025

    From recent posts: The article critiques the ultra-processed food label as an oversimplified shorthand and argues that plant-based ultra-processed meat alternatives are often healthier than the animal products they replace, citing Dr. Mic…

    Likely audience: nutrition researchers

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