This is a public-health newsletter from the Street Drug Analysis Lab at UNC Chapel Hill, covering trends in US overdose deaths, drug-checking laboratory standards, and first-person recovery stories. It offers policy-oriented analysis and institutional guidance rather than a regular news digest.

Ecstatic Integration is a Substack-style newsletter by a best-selling author and founder of the Challenging Psychedelic Experiences Project, offering critical analysis of psychedelics, spirituality and their risks. Each issue pairs long-form reported stories of post-psychedelic difficulties with commentary on industry and policy, such as corporate sponsorship in US health politics.

Grown In is a weekly-style editorial newsletter covering the business, politics and policy of the cannabis and hemp industries, with an emphasis on Illinois and federal rescheduling. Readers get commentary from the Chicago Harvest Exchange and analysis of how regulation shapes recreational versus medical cannabis markets.

Polish-language cannabis newsletter with strain reviews, explainers on vaporization and myth-busting pieces about marijuana and the brain. Readers get an informal, opinionated take on medical cannabis products and the research behind common claims.