This site is inspired by the work of David Servan-Schreiber and scientific literature on nutrition and cancer prevention. It does not replace medical advice and does not constitute a treatment.

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Leek, shallot & chives

Strong evidence

Active compounds

KaempferolQuercetinAllyl sulfur compoundsFlavonoids

Targeted cancers

colonbreastlungprostateleukemia

Anti-cancer actions

  • ✦Among the most effective foods against almost all cancers tested (Béliveau studies)
  • ✦Leek ranks 2nd behind garlic in studies on colon cancer
  • ✦Inhibits cancer cell proliferation in colon, breast, lung and prostate
  • ✦Helps control blood sugar — reduces pro-tumor insulin and IGF
  • ✦Kaempferol specifically blocks tumor angiogenesis

How to prepare it

Leek, shallot, chives — complementary to garlic and onions. Gentle cooking preserves sulfur compounds. Raw shallot is particularly concentrated in quercetin.

Recommended dosage

Daily — alternating or combining with garlic and onions.

⚗️ Food synergies

These foods potentiate the effects of Leek, shallot & chives

🧄Garlic🥦Broccoli & cruciferous vegetables🫒Olive oil🟡Turmeric

How to prepare it

Sliced leek sautéed gently in olive oil with garlic and turmeric. Raw shallot in dressings. Fresh chives chopped over all dishes, salads, eggs.

Scientific sources

  • —Boivin D et al. — Food Chemistry 112:374-380 (2009): alliums top-ranked for all cancers
  • —Béliveau studies: leek in 2nd position behind garlic for colon cancer