This week’s newsletter covers promising new research on CBD’s therapeutic potential for cancer patients, quality control concerns with commercial CBD products, a significant hemp regulation court ruling, and CBD’s emerging role in regenerative medicine.
Noteworthy Read
Study Finds CBD Can Improve Sleep in Cancer Patients, Especially at Higher Doses (Marijuana Herald)
New research indicates that higher doses of CBD significantly improved sleep quality in oncology patients, particularly those experiencing pain or chemotherapy-related insomnia.
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More Noteworthy Reading
Review: CBD Shows Promise Against Lung Cancer (Marijuana Herald)
A systematic review of preclinical studies found that cannabidiol (CBD) may inhibit lung cancer cell growth and metastasis through multiple molecular pathways, though human trials are still lacking.
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Commercial CBD Products Induce Oxidative Stress and Mitochondrial Dysfunction in Neuronal Cells (PubMed)
Laboratory testing of various over-the-counter CBD formulations revealed that some caused oxidative stress and mitochondrial impairment in cultured neurons, emphasizing the need for stricter quality control in commercial CBD products.
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Circuit Court Ruling: States Can Define Hemp in More Restrictive Manner Than the Federal Farm Bill (Cannabis Business Times)
The 10th Circuit Court ruled that Wyoming can enforce stricter THC limits on hemp than federal law, affirming states’ rights to impose tighter definitions and penalties under their own hemp programs.
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Exploring Cannabidiol’s Role in Regenerative Medicine: Focus on Neural and Skeletal Tissues (PubMed)
A 2025 review published in Biomedicines summarizes how CBD shows anti-inflammatory, antioxidant and regenerative effects in neural and skeletal tissue—highlighting evidence that CBD promotes nerve repair and bone healing.
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A heartfelt thank you to all of the CBD brands whose generous support makes it possible for Project CBD to bring you the latest in plant medicine research and reporting each week — we couldn’t do it without you.

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