Cashew nuts

Studies in people

• No harm found

  Cholesterol levels²

  In people, taking cashew nut supplements alone did not significantly change blood cholesterol or triglyceride levels.

• Concern

  Severe allergic reaction³

  A woman with cashew nut allergy had a severe reaction after a drink containing citrus pectin.

• Concern

  Severe allergic reactions in children⁴

  In children, cashew nuts were the most frequent cause of tree nut anaphylaxis cases recorded from 2007 to 2024.

• Concern

  Severe allergic response⁵

  In people with cashew nut allergy, a past bad reaction means eating cashew nuts often causes another.

Study type not stated

• Concern

  Severe food reactions⁶

  Cashew nuts can trigger severe allergic reactions in some people, and scientists still have no cure.

The signal at the top counts the findings in people and in animal and lab studies. A concern in studies of people outranks animal and lab studies, and “No concerns” needs at least two findings in people. Findings whose study type is not stated are shown but not counted. This page is a reference, not medical advice. It describes what regulators and published research say. Talk to a doctor or dietitian about your own diet.