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Rooted
Asian ginseng (Panax ginseng)
Asian ginseng (Panax ginseng)

Araliaceae · root

Asian ginseng

Panax ginseng

Conflicting evidenceUse with caution

Ren shen mapped as conflicting across Western trial literature, while remaining a central TCM qi tonic in classical sources.

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Safety first

Root can raise blood pressure, disturb sleep, and add a bleeding signal at extract doses. Evidence for fatigue, cognition, and glycemic endpoints is conflicting. Not a daily stimulant for everyone, and not interchangeable with American or Siberian 'ginseng'.

Tradition vs trials

Traditional record. Bensky records ren shen for collapse of qi, fatigue, and generating fluids. Red (steamed) and white (dried) roots are different preparations.

Trial literature. NCCIH and systematic reviews find conflicting results for energy, cognition, erectile, and glycemic endpoints. Trial extracts (G115-type and others) are not crude decoction.

Practical ranges

Educational ranges — not a prescription. Culinary use is not an extract.

  • dried root / extract

    Commission E / ESCOP-type ranges are often 1–2 g root daily or equivalent extract for limited courses; TCM decoction ranges can be higher in formulas and are professional

    ESCOP / German Commission E / Bensky — Educational range only — not a prescription. A licensed clinician individualizes product, dose, and duration.

Pregnancy, nursing, children

  • Pregnancy. Insufficient reliable data; avoid unless a clinician directs otherwise.
  • Nursing. Insufficient reliable data; avoid unless a clinician directs otherwise.
  • Children. Insufficient reliable data; avoid unless a clinician directs otherwise.

Contraindications

  • uncontrolled hypertension
  • acute febrile illness in TCM caution language (do not tonify an excess heat pattern casually)
  • insomnia that worsens on the root

Key interactions

  • anticoagulants / antiplatelets · caution

    Bleeding-signal reports.

  • stimulants and MAOIs · caution

    Insomnia, blood-pressure, and case-level interaction reports.

  • antidiabetes drugs · note

    Mixed glycemic data; hypoglycemia is possible in principle.

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