A team of international researchers from the United States, Spain, and Morocco “. . . have documented (2004) an improvement in night vision among Jamaican shermen after ingestion of a crude tincture of herbal cannabis, while two members of this group noted that Moroccan fishermen and mountain dwellers observe an analogous improvement after smoking kif, sifted Cannabis sativa mixed with tobacco (Nicotiana rustica).”
Rated 2.5 / 5 (How Ratings Work)
Possible to probable range of efficacy of cannabis for treatment of improved night vision.
Based on 2 Studies from 2004 - 2016