NFKB1 and pulmonary arterial hypertension: This review summarizes the recent studies about using natural products (including flavonoids, terpenoids, alkaloids, polyphenols, and polysaccharides) to treat CVDs through the NF-κB pathway, with a critical analysis of evidence strength according to CVDs indication (atherosclerosis, myocardial ischemia/reperfusion injury, pulmonary arterial hypertension, etc.)and study type (in vitro, in vivo animal, and human clinical research).