These include eggplant, tomatoes, potatoes, bell peppers, paprika, and cayenne.

An intolerance affects the digestive system.

That’s why nightshade intolerance can cause digestive issues like gas, diarrhea, nausea, and bloating.

Eggplant

Michelle Garrett / Getty Images

Symptoms usually occur from 30 minutes to 48 hours after eating.

Foods In the Nightshade Family

Nightshades are a group of 3,000 species of plants in theSolanaceaefamily.

For this reason, people withinflammatory conditionslike arthritis, lupus, and cancersometimes avoid these foods.

However, there is no scientific evidence of an association between eating normal levels of nightshades and increased inflammation.

Certain ingredients in nightshades may actually be beneficial for inflammation.

They are good sources of fiber and antioxidants and contain a variety of vitamins and minerals.

Suspect you have an allergy to nightshades?

Do not eat them, and see an allergist for testing.

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