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Bitter Apricot Kernel / Amygdalin

Prunus armeniaca

Anti-tumourpreliminary evidence

Amygdalin (laetrile/B17) from bitter apricot kernels is one of the most controversial cancer treatments. Proponents claim it selectively releases cyanide in cancer cells; critics note clinical trials show no benefit and potential cyanide toxicity. It is widely used in integrative oncology in Mexico and Germany despite regulatory prohibition in the US and UK. Included here for educational/awareness purposes.

Medicinal Properties

Anti-tumourAmygdalin-containingTraditional cancer remedyAnalgesic

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Cancer Types Studied

All Cancers

Recommended Dosage

No evidence-based dose — CAUTION required. Discuss with integrative oncologist.

Preparations

Consult Integrative Oncologist

Do NOT self-administer bitter apricot kernels in large amounts. Clinical trials show no benefit and risk of cyanide toxicity. Discuss with qualified integrative oncology physician if considering.

NIH / PubMed Research

PMID 21736497Amygdalin and cancer — systematic review

Links open on PubMed (National Library of Medicine). Research is ongoing — results may not reflect clinical use.

Cautions & Interactions

RISK OF CYANIDE POISONING — do not eat more than 2–3 bitter kernels at once
Illegal as a cancer treatment in the US and UK
No clinical trials support efficacy
Include only for educational awareness — not recommended without medical supervision