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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Evidence is insufficient and outdated.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