Category: Cannabis Studies

Peer-reviewed studies covering cannabis and cannabis compounds.

Study: Cannabis Oral Spray and Cannabis Tea Improved Spasticity, Spasms and Pain in Multiple Sclerosis Patients

Both a cannabis-based oral spray and a cannabis decoction (tea) significantly improved spasticity, muscle spasms and pain in people with multiple sclerosis, according to a new study published in Multiple Sclerosis and Related Disorders. Researchers from Azienda Sanitaria Universitaria Giuliano Isontina, the University of Trieste and Fondazione IRCCS Istituto Neurologico Carlo Besta, all in Italy, …

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Study: Cannabis Flower Extracts Inhibited Multiple Alzheimer’s-Related Enzymes and Protected Cells From Damage

Cannabis flower extracts inhibited several enzymes associated with Alzheimer’s disease while protecting neuron-like cells from oxidative and amyloid-related damage, according to a study published in Journal of Cannabis Research. Researchers from the MIGAL – Galilee Research Institute and Tel-Hai University in Israel examined ethanol extracts derived from four cannabis chemovars. Three contained relatively balanced levels …

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Researchers Develop Microbial Process That Produces Spinnable Hemp Fiber in Seven Days

Researchers from Ege University in Türkiye say they’ve developed a controlled microbial process that extracts usable textile fiber from hemp in seven days, cutting the time required by conventional water retting roughly in half. Their findings were published in a study (PDF) in AUTEX Research Journal. The team used bacteria isolated from hemp-retting water in …

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Clinical Trial: CBD Provided Pain Relief Comparable to Codeine-Acetaminophen After Laser Eye Surgery

Oral cannabidiol (CBD) provided pain relief comparable to codeine-acetaminophen following laser eye surgery, according to a randomized clinical trial published in the Journal of Cataract & Refractive Surgery. Researchers from the University of Florida compared low-THC oral CBD with codeine-acetaminophen for controlling postoperative pain following photorefractive keratectomy (PRK), a laser procedure used to correct nearsightedness, …

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CBD Oil Was Well Tolerated in Dogs With Osteoarthritis, Clinical Trial Finds

Cannabidiol (CBD) oil was well tolerated by dogs with osteoarthritis, according to a new clinical trial. Researchers from University College Dublin conducted the randomized, double-blinded, placebo-controlled crossover study, which has been posted as a preprint while under consideration by Irish Veterinary Journal. The study involved 10 dogs with osteoarthritis confirmed through diagnostic imaging. Each dog …

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CBD Nanoparticles Suppressed Liver Tumor Growth in New Study

Cannabidiol (CBD) delivered through specially designed nanoparticles significantly inhibited liver tumor growth in mice, performing comparably to a commonly used chemotherapy drug, according to a study published in the Journal of Drug Delivery Science and Technology. Researchers developed microscopic drug carriers designed to overcome one of the primary obstacles to using CBD therapeutically: its extremely …

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Marijuana Legalization Did Not Increase Youth Hospitalizations in Manitoba, Study Finds

Legalizing marijuana did not lead to a notable increase in marijuana-related hospitalizations among children and teenagers in Manitoba, according to a study published in the International Journal of Population Data Science. Researchers from the University of Manitoba and the Manitoba Centre for Health Policy examined administrative health records for all Manitoba residents ages 18 and …

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Prenatal Marijuana Use Not Linked to Increased Risk of Childhood Anxiety or Depression, Study Finds

Marijuana use during early pregnancy was not associated with an increased risk of children developing anxiety or depressive disorders by age 13, according to a large new study (PDF). The study was conducted by researchers from Kaiser Permanente Northern California, the University of California, San Francisco, Oregon Health and Science University and other institutions. Researchers …

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CBD Reduced UVB-Induced Skin Inflammation in Human Cells and Mice, Study Finds

Cannabidiol (CBD) reduced inflammation caused by ultraviolet B (UVB) radiation in human skin cells and mice, according to new research published in The Journal of Immunology. The study was conducted by researchers affiliated with the University of Seoul and Seoul National University College of Medicine. Researchers examined CBD’s effects on human keratinocytes, the primary type …

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CBD Reduced Joint Inflammation and Bone Damage in Rheumatoid Arthritis Model, Study Finds

Cannabidiol (CBD) reduced joint inflammation, abnormal blood vessel growth and bone destruction in a rat model of rheumatoid arthritis, according to a study published in the journal Phytomedicine. Researchers from Hunan University of Chinese Medicine examined whether CBD could slow rheumatoid arthritis progression by limiting synovial angiogenesis, the formation of new blood vessels in the …

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