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evidence · mechanism · dose
Supplements/Herb

Gentian Root

Gentiana lutea bitter for digestive stimulation and appetite.

Overview

Gentiana lutea bitter for digestive stimulation and appetite.

Natural sources
    Common forms

      Mechanism of action

      Bitter glycosides stimulate gastric acid and bile secretion via taste receptors.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Stimulates appetite and digestion

        Moderate evidence

        Potential side effects

        Common
        • · Mild GI upset
        Rare
          Serious

            Drug interactions

            No notable interactions reported.

            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

            None listed.

            Avoid combining with

            No specific avoidances listed.

            Dosing & bioavailability

            Typical dose
            1–2 g dried root or tincture before meals

            Where to buy

            Affiliate-style search links to reputable retailers. We don't endorse specific brands — verify third-party testing (USP, NSF, Informed Sport) before purchase.

            Herb
            Gentian Root
            Amazon
            Wide selection · fast shipping
            Herb
            Gentian Root
            iHerb
            Global delivery · curated brands
            Herb
            Gentian Root
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            Systematic reviewPhytomedicine · 2009

            Bitter herbs and gastric function

            Wegener T, et al.

            Clinical review of bitter herbs

            Key findings

            Gentian improved dyspeptic symptoms in multiple trials.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — Stimulates appetite and digestion

            Live PubMed search

            Live results for "Gentian Root Stimulates appetite and digestion" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "Stimulates appetite and digestion". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — randomized controlled trial

            Live PubMed search

            Live results for "Gentian Root randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — meta-analysis

            Live PubMed search

            Live results for "Gentian Root meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — pharmacokinetics

            Live PubMed search

            Live results for "Gentian Root pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — safety adverse events

            Live PubMed search

            Live results for "Gentian Root safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Gentian Root — dose response

            Live PubMed search

            Live results for "Gentian Root dose response" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Gentian Root and "dose response". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Gentian Root — clinical evidence

            Live Scholar search

            Cross-database citation index for Gentian Root 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.