Side Effects of Nopal Fiber Supplements

Nopal, with the botanical name Opuntia ficus, is commonly known as prickly pear cactus. The plant is native to Mexico and the southwestern United States. As a fiber supplement, nopal can provide a gentle alternative to laxatives. Side effects are generally minor and not common.
  1. Uses

    • Nopal is included in some Mexican and Southwestern cuisine, and nopal supplements can be found in health food stores. It may be used as a mild laxative, and to help lower blood sugar and cholesterol levels.

    Gastrointestinal Effects

    • The most likely nopal side effects are gastrointestinal. People may experience abdominal fullness, mild upset stomach, nausea and mild diarrhea.

    Allergic Reaction

    • Consumers have reported nasal inflammation and asthma symptoms as an allergic reaction to nopal. Anyone with asthma should be cautious about taking this supplement.

    Liver Considerations

    • People with liver dysfunction should not take nopal. Large doses can have negative effects on the liver.

    Drug Interactions

    • Because of the potential benefits of this supplement, people taking medications for diabetes or high cholesterol should monitor their condition closely when taking nopal.

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