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Kudzu (Pueraria lobata)

Isoflavone-rich root that reduces alcohol intake.

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Overview

Isoflavone-rich root that reduces alcohol intake.

Natural sources
  • Whole dried plant material (root, leaf, flower, or aerial parts depending on the species)
  • Standardized hydroethanolic or aqueous extract (capsule, tincture, or tea)
  • Powdered traditional preparation used in Ayurvedic, TCM, or Western herbal practice
Common forms
  • Standardized extract capsule
  • Liquid tincture (alcohol or glycerin)
  • Powdered whole herb
  • Traditional decoction or tea

Forms & variants of Kudzu (Pueraria lobata)

Different chemical forms of Kudzu (Pueraria lobata) behave differently. Browse each form's mechanism, bioavailability, and best-use context.

Mechanism of action

Puerarin/daidzin inhibit ALDH-2 and modulate cortical reward circuits.

Pathways
  • · Puerarin/daidzin inhibit ALDH-2
  • · modulate cortical reward circuits

Effects on the body

Decreases
ad-lib alcohol consumption acutely

Organ system effects

Liver

Kudzu (Pueraria lobata) supports hepatocyte antioxidant defenses (glutathione, Nrf2) and phase-I/II detoxification.

Evidence-based benefits

Reduces ad-lib alcohol consumption acutely

Moderate evidence

Potential side effects

Common
  • · GI upset
Rare
    Serious

      Drug interactions

      Prescription medications (general)
      Always disclose Kudzu (Pueraria lobata) use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.
      minor

      Safety & non-supplemental interactions

      Educational summary — always confirm with your clinician or pharmacist before starting, stopping, or combining with prescription therapy.

      Avoid if you are
      • ·Pregnant or breastfeeding (insufficient safety data)
      • ·Children under 18 (unless directed by a clinician)

      Supplement interactions

      Pairs well with
      • Milk thistle (silymarin)
        Complementary hepatoprotective antioxidant pathways.
      • NAC
        Restores hepatic glutathione.
      Avoid combining with

      No specific avoidances listed.

      Dosing & bioavailability

      Typical dose
      250–500 mg extract
      Best form
      Most evidence is based on the standardized extract capsule form.
      Timing
      Consistent daily timing recommended; split larger doses if GI tolerance is a concern.
      With food?
      Before drinking

      Where to buy

      Affiliate links — we may earn a commission at no extra cost to you. Amazon code supplementsch-20 is auto-applied at checkout. We don't endorse specific brands; verify third-party testing (USP, NSF, Informed Sport) before purchase.

      Scientific evidence8Show studies
      RCTAlcohol Clin Exp Res · 2005

      Kudzu reduces alcohol intake

      Lukas SE, et al.

      Naturalistic drinking laboratory study in 14 adults.

      Key findings

      Significantly reduced beer consumption vs placebo.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — Reduces ad-lib alcohol consumption acutely

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) Reduces ad-lib alcohol consumption acutely" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "Reduces ad-lib alcohol consumption acutely". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — randomized controlled trial

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — meta-analysis

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — pharmacokinetics

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — safety adverse events

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewPubMed (NLM) · 1970

      PubMed: Kudzu (Pueraria lobata) — dose response

      Live PubMed search

      Live results for "Kudzu (Pueraria lobata) dose response" across the PubMed/MEDLINE peer-reviewed index.

      Key findings

      Opens current human and preclinical literature matching Kudzu (Pueraria lobata) and "dose response". Filter by RCT, meta-analysis, or year on the results page.

      Open study
      Systematic reviewGoogle Scholar · 1970

      Google Scholar: Kudzu (Pueraria lobata) — clinical evidence

      Live Scholar search

      Cross-database citation index for Kudzu (Pueraria lobata) as it relates to "clinical evidence".

      Key findings

      Includes preprints, theses, and journal articles. Useful for tracking citation counts and follow-on work.

      Open study
      Educational use only. This profile is not medical advice. Consult a qualified healthcare professional before starting any supplement, especially if you take prescription medication or have a chronic condition.

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