Latest Research Papers on CBD CBD’s effects on sleep, brain function, antidepressant properties, and anti-aging, with direct links for further reading: (2024–2025)

Dec 5, 2025

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TitleJournal/SourceKey Findings
Cannabidiol (CBD) and cognitive function in older adults: a mini reviewFrontiers in Psychiatry (2025)CBD may support cognitive health in older adults via BDNF upregulation, anti-inflammatory effects, and anxiolytic/antidepressant properties. Future research should focus on sleep, stress, and age-specific dosing.
Effects of cannabidiol (CBD) treatment on age-related cognitive decline in C57 miceFrontiers in Aging Neurosci. (2025)CBD mitigates age-related cognitive decline in preclinical models by reducing oxidative stress and modulating mitochondrial function.
Acute Effects of Oral Cannabinoids on Sleep and High-Density EEG in InsomniaJournal of Sleep Research (2025)10 mg THC + 200 mg CBD improved sleep architecture and next-day alertness in adults with insomnia, with changes in regional brain activity observed via high-density EEG.
Cannabidiol and brain function: current knowledge and future perspectivesFrontiers in Pharmacology (2023)CBD shows potential in treating anxiety, sleep problems, and depression, with mechanisms involving serotonin modulation and neuroprotection.
Eight Weeks of Daily Cannabidiol Supplementation Improves Sleep Quality and Immune Cell CytotoxicityNutrients (2023)Daily 50 mg CBD improved sleep quality and natural killer cell function in healthy adults, suggesting broader mental health and immune benefits.
CBD lengthens sleep but shortens ripples and leads to intact simple but worse cumulative memoryPMC (2025)CBD promotes sleep in preclinical/clinical studies, but high doses may impact memory consolidation. Potential as a novel therapeutic for sleep and neuropsychiatric disorders.
Cannabidiol in Anxiety and Sleep: A Large Case SeriesPMC (2019, cited in 2025)CBD reduced anxiety and improved sleep in a large clinical sample, with sustained benefits and few side effects.
Cannabis extract relieves chronic back pain and improves sleep (VER-01 trial)Nature Medicine (2025)Low-THC cannabis extract (VER-01) reduced chronic back pain and improved sleep and quality of life in a large phase 3 trial.