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Dandelion Root Side Effects & Safety

Evidence:Emerging
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This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer

Safety Profile

Overall safety rating: Generally Safe

Potential Side Effects

  • Mild GI discomfort (heartburn, loose stools) due to bitter compounds
  • Allergic reactions in people allergic to Asteraceae/Compositae family (ragweed, chamomile)
  • Increased urination due to diuretic effect
  • Contact dermatitis from handling fresh plants (rare)

Drug & Supplement Interactions

  • May increase the effect of diuretic medications (potassium-sparing and loop diuretics)
  • May interact with lithium by reducing its renal clearance — monitor lithium levels
  • Contraindicated with bile duct obstruction or active gallstones
  • May potentiate blood-thinning medications due to vitamin K content
  • May lower blood sugar — monitor with diabetes medications

Maximum Dose

Do not exceed: 3000mg extract/day or 12g dried root/day (traditional use)

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References

  1. RCTClare BA, Conroy RS, Spelman K (2009). The diuretic effect in human subjects of an extract of Taraxacum officinale folium over a single day. Journal of Alternative and Complementary Medicine. DOI PubMed