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Alternative therapy

Gerson therapy

Nutrition/metab · Diet patterns

Tier DHigh risk / avoidRating: 5/100

Important

Do not replace or delay standard cancer treatment with unproven therapies. Always consult your oncology team before starting anything new.

Summary

Gerson therapy is a strict diet and supplement regimen promoted for cancer treatment.

Claims: Anti‑tumor, Unclear/marketing

Evidence

Evidence is weak and few clinical studies exist.

Negative/neutral evidence: No reliable evidence shows benefit for cancer outcomes.

Evidence is insufficient and outdated.

Safety & interactions

Not recommended outside clinical trials.

Warnings

  • Strict regimens can be risky without medical supervision.

Sources

Last reviewed: 2/19/2026 · Rating methodology