Moreover, the kaempferol, contained in grapes, green tea, and potatoes; the resveratrol of grapes, red wine, blueberries, and peanuts; the sinapinic acid in wine and vinegar; the diallyl disulfide of garlic; and the zerumbone of ginger have recently been considered as “natural HDAC inhibitors” [137] and show an in vitro anti-mitotic effect by regulating miRNAs involved in tumor suppression [138]. This evidence concerns the gene HDAC9 and neoplasm.