7 citations,
January 2019 in “Journal of Analytical Toxicology” Tramadol and THC-COOH can be detected in hair for several months after stopping use.
30 citations,
March 2012 in “Journal of Analytical Toxicology” THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
3 citations,
December 2022 in “Cells” Cannabinoids like CBD and THC may help treat non-cancer skin diseases, but more research is needed.
28 citations,
November 2013 in “The FASEB journal” Mice with CBS deficiency are healthier on a low-methionine diet.
March 2025 in “Journal of Dermatological Treatment” Cannabis users may need higher anesthetic doses during hair restoration surgery.