Best Addiction Treatment Newsletters in 2026

NewsletterFIT tracks 4 newsletters that cover Addiction treatment as a primary topic, 3 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Michelle Ferreri (4K) and Grinspoon on Drugs (2K).

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

  1. 1
    Michelle Ferreri4K subscribers

    SubstackMonthly or less · last post 17 days ago

    From recent posts: Michelle Ferreri publishes opinion pieces on Canadian social issues, drug policy, and film criticism. The publication covers topics ranging from immigration and the opioid crisis to Hollywood representation standards.

    Likely audience: public health advocates

  2. 2
    Grinspoon on Drugs2K subscribers

    SubstackEvery two weeks · last post 3 days ago

    From recent posts: Grinspoon on Drugs publishes medical essays and opinion pieces by Peter Grinspoon, M.D., focusing on cannabis medicine, addiction treatment, and drug policy. The content mixes clinical arguments about diagnostic…

    Likely audience: Policy makers

  3. 3
    WE'RE OUT OF TIME—

    LinkedInEvery two weeks · last post 18 days ago

    Raw, Unfiltered Insight on Addiction, Trauma, Mental Health, Recovery, and Healing.

    Likely audience: addiction treatment clinicians

  4. 4
    Patricia O'Gorman, PhD Substack—

    Substacklast post May 14, 2025

    Decoding the upside of your downside: consciously using your resilience

    Likely audience: mental health clinicians

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