Modified Citrus Pectin

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Latest Edit: Hector 2014-03-17 (EDT)

See Also Food Supplements

Modified citrus pectin is a complex polysaccharide and soluble component of plant fiber derived from citrus fruit.[1] Pectin, in its natural source composes the cell walls in plants.

Other names for modified citrus pectin include: citrus pectin, Pecta-Sol®, MCP

Food Sources

Legumes, vegetables, cornflakes and bread contain pectin, but the highest concentrations come from certain fruits, especially citrus fruits.

  • The peel and pulp of citrus fruits contains the highest amount of pectin.
  • Concentrated amounts of pectin are also found in the peels of apples, plums, apricots and peaches.


The following are uses for modified citrus pectin:

  • Modified citrus pectin has been found to inhibit spontaneous metastasis of cancer cells. This is done so by interfering with cell-cell interactions mediated by cell surface carbohydrate-binding galectin-3 molecules.[1]
Some also claim that a compound found in MCP strengthens the cancer cell–killing ability of T-cells, cells that also protect against germs.

Pectin is also useful in the treatment of:

Prescribing Considerations

The recommended dosages have not yet been established. To determine what your specific requirements are talk to your naturopathic doctor or other trained medical professional.

  • The typical adult dosage for the powder is 5 grams (nearly a fifth of an ounce) mixed with water or juice taken 3 times a day with meals. For capsules, the suggested dose is 800 milligrams (mg) 3 times a day with meals.


Modified Citrus Pectin is generally considered safe.

  • For those allergic to citrus fruit modified citrus pectin may cause allergy symptoms.


  1. 1.0 1.1 Pienta KJ, Nalik H, Akhtar A, et al. (1995) Inhibition of spontaneous metastasis in a rat prostate cancer model by oral administration of modified citrus pectin. Journal of the National Cancer Institute;87(5):348-353.