In a court decision that stirred much debate, a California judge ruled that coffee sold in the state required a cancer warning because of the presence of acrylamide.
Acrylamide is a chemical used in the production of some paper and plastic products. It also forms in some starchy foods cooked at high temperatures. In , WHO classified hot beverages as a probable carcinogen after the International Agency for Research on Cancer concluded that very hot beverages can cause cell damage and inflammation that may lead to cancer.
Experts recommend not drinking hot beverages above degrees Fahrenheit, or 65 degrees Celsius. Information abounds on the alleged cancer-treating benefits of coffee enemas. The theory behind this unusual treatment is that coffee delivered directly into the colon causes rapid caffeine absorption that jumpstarts detoxification. The treatment was part of The Gerson Therapy , named for Max Gerson , MD, who promoted detoxification through enemas, juices and organic fruits and vegetables.
The U. Food and Drug Administration has not approved The Gerson Therapy to treat cancer or other diseases, and there is no evidence coffee enemas can successfully treat cancer. The relative contribution of drinking very hot beverages on rates of oesophageal cancer is not currently known, and further research into this area is needed. Regular moderate consumption of tea and coffee is unlikely to affect your risk of cancer. International Agency for Research on Cancer. Carcinogenicity of drinking coffee, mate, and very hot beverages.
The Lancet Oncology. World Cancer Research Fund. Continuous Update Project: Diet, nutrition, physical activity and cancer. Green tea Camellia sinensis for the prevention of cancer. Cochrane Database of Systematic Reviews. Issue 3. Doi: Return to cancer myths page. Tips to be more active Where to go for more information about physical activity Body weight What's a healthy weight for me? Cancer myth: Coffee, tea, hot beverages and cancer Download pdf 57kb Origin of the myth After water, tea and coffee are the most frequently consumed beverages in the world.
Coffee substitutes, such as cereal and chicory root coffees, also contain acrylamide if they have undergone a roasting process. The only type of coffee that does not contain acrylamide is that which contains unroasted, or green, coffee beans. However, these coffees can taste very different to roasted varieties. A range of unroasted coffees are available to purchase online. When people cook certain types of starchy food at high temperatures, it will produce small quantities of acrylamide.
Scientists call this chemical process the Maillard reaction. Foods that can contain acrylamide include :. Acrylamide is a byproduct of the roasting process, so any coffee that contains roasted beans, including instant coffee, will contain small amounts of this chemical.
Coffee substitutes, such as grain chicory coffee, will also contain it if they have undergone a roasting process. Although there are concerns that acrylamide may be carcinogenic, most research suggests that coffee may actually protect against a number of different cancers and other conditions, and that drinking coffee in moderation is generally safe.
People who drink coffee often but wish to avoid acrylamide may wish to try unroasted, or green, coffee beans. Learn about eight possible reasons why drinking coffee could benefit your health, including how it might boost your mood, protect against diabetes….
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Drinking coffee can do much more than provide an energy boost. Several studies have shown that people get more antioxidants from coffee than any other food group. Some claim that coffee and other caffeinated beverages can interfere with iron absorption. This article explains how coffee and caffeine affect iron…. Health Conditions Discover Plan Connect. Does Coffee Cause Cancer? Medically reviewed by Yamini Ranchod, Ph. What is acrylamide, and should you be worried?
Are there other links between coffee and cancer? Are there benefits to drinking coffee? Can you keep enjoying your morning cup of joe? The bottom line. Read this next. How Much Caffeine in a Cup of Coffee? A Detailed Guide.
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