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evidence · mechanism · dose
Supplements/Compound

Psyllium Husk

Soluble fiber from Plantago ovata.

Cardiovascular Health

Overview

Soluble fiber from Plantago ovata.

Natural sources
    Common forms

      Mechanism of action

      Forms gel that binds bile acids; bulks stool.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Lowers LDL, improves regularity

        Moderate evidence

        Potential side effects

        Common
        • · Bloating
        • · Gas
        Rare
          Serious

            Drug interactions

            No notable interactions reported.

            Supplement interactions

            Pairs well with

            None listed.

            Avoid combining with

            No specific avoidances listed.

            Dosing & bioavailability

            Typical dose
            7–15 g

            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.

            Compound
            Psyllium Husk
            Amazon
            Wide selection · fast shipping
            Compound
            Psyllium Husk
            iHerb
            Global delivery · curated brands
            Compound
            Psyllium Husk
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            Meta-analysisAm J Clin Nutr · 2000

            Psyllium for cholesterol

            Anderson JW, et al.

            8 trials

            Key findings

            LDL reduction 7% at 10.2 g/d.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — Lowers LDL, improves regularity

            Live PubMed search

            Live results for "Psyllium Husk Lowers LDL, improves regularity" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Psyllium Husk and "Lowers LDL, improves regularity". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — randomized controlled trial

            Live PubMed search

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

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — meta-analysis

            Live PubMed search

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

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — pharmacokinetics

            Live PubMed search

            Live results for "Psyllium Husk pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — safety adverse events

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            Key findings

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            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Psyllium Husk — dose response

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

            Key findings

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

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Psyllium Husk — clinical evidence

            Live Scholar search

            Cross-database citation index for Psyllium Husk 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.