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Photo of Aristolochia Vine

Aristolochia Vine

关木通 · Guān Mù Tōng

Banned-substance herb with severe kidney risk

Properties

CoolingCooling botanicalBitter

What it does

Aristolochia vine was historically used to clear heart-fire and urinary inflammation, treat mouth sores, and support lactation. In TCM, it directs heat downward through urine. Modern toxicology linked aristolochic acid in this plant to kidney failure and urothelial cancer. China banned it in 2003 after thousands of cases.

How to take it

Drink

Banned in most countries. Historical doses (3–6g decocted) are no longer prescribed due to confirmed kidney toxicity and cancer risk. Modern formulas substitute Akebia stem.

Avoid entirely. Modern Akebia (Chuan Mu Tong) is the safer substitute

Safety

  • Banned. Causes irreversible kidney failure and urothelial cancer
  • Banned in China since 2003, the EU, and most other countries
  • Aristolochic acid has no safe dose. Avoid all preparations entirely
  • If exposure is suspected, see a nephrologist for screening
  • Talk to your doctor before starting, especially if you take medication

Where it comes from

Aristolochia manshuriensis was a common urinary remedy in TCM until the late 1990s, when Belgian researchers traced kidney failure cases in Brussels weight-loss clinics to the herb's aristolochic acid. Hundreds of patients needed dialysis, and many developed urothelial cancer years later. China banned all Aristolochia herbs in 2003. Safer substitutes use Akebia stem (Mu Tong) instead.