Lets try and clear this up once and for all.
The International Agency for Research on Cancer (IARC) reviewed more than 1,000 studies on humans and animals and did not find adequate evidence to indicate that coffee is a carcinogen.
However, more research into the link between coffee and cancer is necessary. A 2017 study found that drinking coffee may, in fact, lower the risk of developing specific forms of cancer. A study published in 2020 showed an
Although older studies did sometimes find a link between drinking coffee and developing cancer, the cause was often smoking rather than coffee. People who smoke also tend to drink coffee.