Effects of supercritical and liquid carbon dioxide extraction on hemp (Cannabis sativa L.) seed oil

Summary The increase in the popularity of hemp‐based products is mainly linked to the presence of non‐psychoactive cannabinoids that provide relief from aches, pain and anxiety. In this study, hemp seed oils were produced by two innovative and environmentally friendly extraction techniques: supercritical and liquid carbon dioxide (CO 2 ) extraction. The chemical composition of the two oils was analysed and compared with that of a control oil...