Skip to main content


Medically reviewed by Last updated on Jul 28, 2023.

What are other common names?

  • Acide Pectinique
  • Acide Pectique
  • Apple Pectin
  • Citrus Pectin
  • Fruit Pectin
  • Grapefruit Pectin
  • Lemon Pectin
  • MCP
  • Modified Citrus Pectin
  • Pectina
  • Pectine
  • Pectine de Citron
  • Pectine de Fruit
  • Pectine de Pamplemousse
  • Pectine de Pomme
  • Pectine d’Agrume
  • Pectine d’Agrume Modifiée
  • Pectinic Acid

What is this product used for?

Pectin is used to help with loose stools. It also helps to lessen heartburn.

What are the precautions when taking this product?

  • Always check with your doctor before you use a natural product. Some products may not mix well with drugs or other natural products.

  • This product may interfere with some lab tests. Be sure to talk with your doctor about this and all drugs you are taking.

  • Be sure to tell your doctor if you are pregnant, plan on getting pregnant, or are breastfeeding. You will need to talk about the benefits and risks of using this natural product.

  • Take extra care if you are taking certain drugs that lower your cholesterol called “statins”, such as simvastatin (Zocor), pravastatin (Pravachol), or atorvastatin (Lipitor)

  • Take extra care if you are allergic to cashews or pistachios.

  • Take extra care and check with your doctor if you have:

    • Constipation

    • Heart problems

    • Asthma

What should I watch for?

  • Upset stomach

  • Increased gas

  • Wheezing or trouble breathing

When do I need to call the doctor?

  • Signs of a very bad reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; seizures; or swelling of face, lips, tongue, or throat. Go to the ER right away.

  • Very bad loose stools

Where can I learn more?


Last Reviewed Date


Consumer Information Use and Disclaimer

This generalized information is a limited summary of diagnosis, treatment, and/or medication information. It is not meant to be comprehensive and should be used as a tool to help the user understand and/or assess potential diagnostic and treatment options. It does NOT include all information about conditions, treatments, medications, side effects, or risks that may apply to a specific patient. It is not intended to be medical advice or a substitute for the medical advice, diagnosis, or treatment of a health care provider based on the health care provider's examination and assessment of a patient’s specific and unique circumstances. Patients must speak with a health care provider for complete information about their health, medical questions, and treatment options, including any risks or benefits regarding use of medications. This information does not endorse any treatments or medications as safe, effective, or approved for treating a specific patient. UpToDate, Inc. and its affiliates disclaim any warranty or liability relating to this information or the use thereof. The use of this information is governed by the Terms of Use, available at

Copyright © 2023 UpToDate, Inc. and its affiliates and/or licensors. All rights reserved.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.