https://www.selleckchem.com/pr....oducts/procyanidin-c
There will be no limits to the geographical location or setting (e.g. health care or community-based). The following databases will be accessed for this review Ovid MEDLINE, Embase, Cochrane Library, CINAHL, Web of Science, PsycINFO, and ERIC, with no date restrictions. Gray literature searches will be included. Potentially relevant studies will be assessed independently by two reviewers for inclusion and conflicts discussed with a third reviewer. The review narrative will be accompanied by findings presented in tabular format. T