Is Yerba Mate Good for You?

Yerba mate contains antioxidant compounds, such as caffeoyl derivatives and polyphenols, which may protect against heart disease. Cell and animal studies also report that mate extract may provide some protection against heart disease ( 28 , 29 ). In humans, yerba mate seems to reduce cholesterol levels.

Why is yerba mate bad for you?

Yerba mate isn't likely to pose a risk for healthy adults who occasionally drink it. However, some studies indicate that people who drink large amounts of yerba mate over long periods may be at increased risk of some types of cancer, such as cancer of the mouth, throat and lungs.

Is it safe to drink yerba mate everyday?

Yerba mate is POSSIBLY UNSAFE when taken in large amounts or for long periods of time. Drinking large amounts of yerba mate (1-2 liters daily) for a long time increases the risk of some types of cancer, including cancer of the esophagus, kidney, stomach, bladder, cervix, prostate, lung, and possibly larynx or mouth.