This one's sort of a supplement too but there is definitely strong community support for THC as a full on therapy and approach to fighting cancer directly and not just as a side-effect mitigation tool. Problem is our war on drugs has left us with mainly with anecdotal evidence, and a lot of cure for cancer claims by product providers. Needs digging into. >The report did include a meta-analysis of 34 preclinical studies in gliomas where all but 1 study showed that cannabinoids selectively kill tumor cells without affecting normal neurons. [75](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr75-15347354221081772) The anti-cancer effects of cannabinoids in vitro have been elegantly described.[3](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr3-15347354221081772),[16](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr16-15347354221081772),[43](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr43-15347354221081772),[66](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr66-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr67-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr68-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr69-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr70-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr71-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr72-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr73-15347354221081772)[](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr74-15347354221081772)-[75](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/#bibr75-15347354221081772) Cannabinoids have direct tumor killing effects by complexing with the CB1 receptor. This interaction leads to autophagy and increased apoptosis. In addition, cannabinoids have been demonstrated to inhibit vascular endothelial growth factor, thereby impairing angiogenesis and decreasing tumor viability. In vitro studies also reveal that cannabinoids inhibit matrix mettaloproteinase-2 which allows cancer cells to become invasive and metastasize. Hence, pre-clinical evidence suggests that cannabinoids may inhibit tumor growth and proliferation by way of a number of mechanisms. #Source : [Cannabis, Cannabinoids and Cannabis-Based Medicines in Cancer Care - PMC](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8882944/)