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Medical News & Perspectives
May 22, 2019

TMAO and Heart Disease: The New Red Meat Risk?

JAMA. 2019;321(22):2149-2151. doi:10.1001/jama.2019.3910

Over the past several decades, public health experts and physicians have pinned a hefty portion of the blame for heart disease on saturated fat. That’s not without reason. The long-chain saturated fatty acids found in foods like steak, butter, and coconut oil raise artery-clogging low–density lipoprotein (LDL) cholesterol, a cause of atherosclerotic cardiovascular disease. At the same time, diets high in red meat have been strongly associated with heart disease and mortality.

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