Modified citrus pectin is a plant-based dietary supplement with very preliminary evidence of anticancer and antimetastatic effects.
Modified citrus pectin at a glance
Modified citrus pectin is an altered form of natural pectin, a soluble plant fiber. The modification makes the pectin more absorbable.1Modified citrus pectin supplement. National Cancer Institute. Viewed April 6, 2023. MCP is available as a dietary supplement.
Weak clinical evidencestudies with no controls in this case and considerable preclinical evidencetesting a drug, a procedure, or another medical treatment in isolated cells or in animals; preclinical evidence is considered only an initial indication of possible effects in people show MCP has anticancer effects including inhibiting cancer growth and metastasis. MCP is anti-inflammatory and modulates or stimulates immune system activity. One study found fewer side effects and better quality of life among people treated with MCP.
CancerChoices ratings for modified citrus pectin
We rate modified citrus pectin on seven attributes, with 0 the lowest rating and 5 the highest. We rate the strength of the evidence supporting the use of MCP for a medical benefit, such as improving treatment outcomes or managing side effects.
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