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evidence · mechanism · dose
Supplements/Fatty Acid

Cod Liver Oil

Traditional A, D, omega-3 source.

General WellnessBone Health

Overview

Traditional A, D, omega-3 source.

Natural sources
    Common forms

      Mechanism of action

      Combined vitamins A, D, EPA/DHA.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Multiple support

        Moderate evidence

        Potential side effects

        Common
        • · Vitamin A toxicity risk
        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
            5–10 mL

            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.

            Fatty Acid
            Cod Liver Oil
            Amazon
            Wide selection · fast shipping
            Fatty Acid
            Cod Liver Oil
            iHerb
            Global delivery · curated brands
            Fatty Acid
            Cod Liver Oil
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            RCTAnn Otol Rhinol Laryngol · 2002

            Cod liver oil for URTI

            Linday LA, et al.

            94 children

            Key findings

            Reduced upper respiratory visits.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — Multiple support

            Live PubMed search

            Live results for "Cod Liver Oil Multiple support" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Cod Liver Oil and "Multiple support". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — randomized controlled trial

            Live PubMed search

            Live results for "Cod Liver Oil randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — meta-analysis

            Live PubMed search

            Live results for "Cod Liver Oil meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — pharmacokinetics

            Live PubMed search

            Live results for "Cod Liver Oil pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — safety adverse events

            Live PubMed search

            Live results for "Cod Liver Oil safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Cod Liver Oil — dose response

            Live PubMed search

            Live results for "Cod Liver Oil dose response" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Cod Liver Oil — clinical evidence

            Live Scholar search

            Cross-database citation index for Cod Liver Oil 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.