Andrew Huberman· PhD
It is known to significantly increase relaxation. There are four studies listed there with PubMed links. It is known to have a minor effect on anxiety, but eight studies have shown that. ... It also can reduce task completion anxiety. ... It can increase attention a little bit, it can reduce blood pressure a little bit, improve sleep quality, et cetera. It definitely has a notable effect on stress, two studies in particular, that it can notably reduce the effects of stress.