The star spent years advocating for medical cannabis and cancer research.
Synthetic cannabinoids appear to have less appeal in states which have legalised natural cannabis.
The authors of a new paper say CBD shows “promising anti-inflammatory effects” in Covid-19.
Patients report better pain relief, symptom management and a reduction in opioid use.
The whole-plant product was more a more effective inhibitor of sodium channels in epilepsy.
86% of those in the study use cannabis as an adjunct treatment for menopause-related symptoms.
"In terms of mental health problems, cannabis appears to be at least as safe as the legal drugs alcohol and tobacco."
Researchers believe cannabis may help mitigate symptoms such as nasal congestion.
The findings, which link cannabis with higher rates of cancer than tobacco, have been described as "unsubstantiated".
The new legislation will encourage research on cannabis by removing some of the current barriers.