Research shows that women who eat peanuts at least twice a week have a 58% lower risk of rectal cancer. For men, that risk is reduced by 27%.
Scientists believe this protection comes from folic acid, antioxidants, and anti-inflammatory compounds naturally found in peanuts.
4. They Can Help Prevent Gallstones
Peanuts are associated with a lower risk of gallstone formation. Experts suspect that this is due to their ability to help “clean up” cholesterol—one of the main contributors to gallstones. While more research is needed, the evidence is promising.

Important Precautions When Eating Peanuts
To enjoy peanuts safely, doctors recommend a few simple guidelines:
Don’t Eat Too Much
Consuming more than 50 g per day may cause:
Weight gain
Bloating
Digestive discomfort
Their high calorie and fat content means moderation is essential.
Avoid Eating Peanuts on an Empty Stomach
Because they’re naturally oily, peanuts may trigger:
Stomach cramps
Burning sensations
Digestive discomfort
It’s best to eat them with or after a meal.