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evidence · mechanism · dose
Supplements/Compound

Marine Collagen Peptides

Fish-derived collagen.

Skin, Hair & Nails

Overview

Fish-derived collagen.

Natural sources
    Common forms

      Mechanism of action

      Hydrolyzed peptides absorbed as di/tripeptides.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Improves skin elasticity

        Moderate evidence

        Potential side effects

        Common
        • · Fishy taste
        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 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
            Marine Colla…
            Amazon
            Wide selection · fast shipping
            Compound
            Marine Colla…
            iHerb
            Global delivery · curated brands
            Compound
            Marine Colla…
            Thorne
            Practitioner-grade · NSF tested

            Scientific evidence (8)

            RCTNutrients · 2018

            Marine collagen for skin

            Kim DU, et al.

            64 women

            Key findings

            Improved hydration and elasticity at 12 weeks.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — Improves skin elasticity

            Live PubMed search

            Live results for "Marine Collagen Peptides Improves skin elasticity" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

            Opens current human and preclinical literature matching Marine Collagen Peptides and "Improves skin elasticity". Filter by RCT, meta-analysis, or year on the results page.

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — randomized controlled trial

            Live PubMed search

            Live results for "Marine Collagen Peptides randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — meta-analysis

            Live PubMed search

            Live results for "Marine Collagen Peptides meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — pharmacokinetics

            Live PubMed search

            Live results for "Marine Collagen Peptides pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — safety adverse events

            Live PubMed search

            Live results for "Marine Collagen Peptides safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewPubMed (NLM) · 1970

            PubMed: Marine Collagen Peptides — dose response

            Live PubMed search

            Live results for "Marine Collagen Peptides dose response" across the PubMed/MEDLINE peer-reviewed index.

            Key findings

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

            Open study
            Systematic reviewGoogle Scholar · 1970

            Google Scholar: Marine Collagen Peptides — clinical evidence

            Live Scholar search

            Cross-database citation index for Marine Collagen Peptides 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.