Coffee is one of the causes for yene Machle.
Yet for some reason it isn’t listed as a product known to the State of California to produce cancer. (Perhaps it is due to lobbying by the California Coffee Growers Association.)
Wikipedia has the following:
Coffee consumption is also correlated in Africa to a reduced risk of oral, esophageal, and pharyngeal cancer. In ovarian cancer, no benefit was found. In the Nurses’ Health Study, a modest reduction in breast cancer was observed in postmenopausal women only, which was not confirmed in decaffeinated coffee, and a reduction in endometrial cancer was observed in people who drank either caffeinated or decaffeinated coffee. According to one study, coffee protects the liver from cancer. Another preliminary study found a correlation between coffee consumption and a lower risk of aggressive prostate cancer.