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Ingredient guide

Collagen peptides: evidence, dose and safety

Collagen peptides are collagen broken down into short chains of amino acids. Ours come from fish skin, so they are not vegan.

At a glance

Strongest evidence
C Limited
Dose in our plans
5 g a day for adults
Safety checks
0 situations and 0 medicine or supplement interactions, checked against your answers in every plan
Reviewed
Atrum Labs clinical team (MD, PhD), November 2026

What the research looked at

Each line is one body of research, graded A (strong) to D (weak). How we grade evidence. What each study measured is explained in your personal plan.

GradeWho was studiedReferences
C Adults
  • Myung SK & Park Y, Am J Med 2025;138:1264-77 (meta-analysis by funding and quality; PMID 40324552)
  • de Miranda RB et al. Int J Dermatol 2021 (meta-analysis)

How much

  • Our plans usually use 5 g a day for adults. The exact dose depends on your lab results, age and medicines.
  • Children's doses are set by age, and some ingredients are for adults only.

Written and reviewed by the Atrum Labs clinical team (physician-scientists, MD, PhD) from our clinical knowledge base, version 0.2.0-draft. This page is general information, not medical advice. Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.

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