does Cartalax repair human cartilage?

updated

the exact Ala-Glu-Asp tripeptide has cell-culture activity and a sparse human patent example. neither demonstrates repaired human cartilage.

verdict: cell activity real, cartilage-repair claim unsupported (preclinical plus poorly reported patent evidence)

quick answer

peer-reviewed human-cell studies report gene-expression and aging-marker changes. An assignee patent describes 29 people with knee osteoarthrosis and 12 saline controls, but it omits enough group-level and statistical detail that it cannot establish cartilage repair, and it reports no significant radiographic dynamics.

the evidence

AED changes measured cell markers. (supported)

Human mesenchymal stem-cell and skin-fibroblast cultures show changes in aging-related gene expression, MMP-9, proliferation, and apoptosis markers.

the human example is poorly reported. (gap)

The patent says 29 participants were randomly divided and identifies 12 saline controls, but omits active-subgroup sizes, clear blinding and attrition, adequate group comparisons, adverse-event detail, and sufficient statistics.

symptom change does not prove cartilage regeneration. (contradicted)

The patent reports no significant radiographic dynamics, and no independent peer-reviewed replication was located. The structural repair claim remains unsupported.

bottom line

pain or movement reports are not structural cartilage regeneration.

scores

  • chemical identity: 88 · exact AED tripeptide is traceable
  • cell mechanism: 64 · peer-reviewed expression studies
  • human outcomes: 20 · sparse assignee-patent example
  • cartilage repair proof: 4 · no adequate structural outcome or replication

sources

  1. WO2007139433A1, Peptide Stimulating Cartilage Tissue Regeneration. Assignee patent disclosing AED identity, synthesis, cartilage and animal examples, and a 29-person saline-controlled human administration example.
  2. Ashapkin V et al. Molecular Biology Reports. 2020. PMID 32399807. Gene expression in aging human mesenchymal stem-cell cultures exposed to AED and other short peptides.
  3. Linkova NS et al. Bulletin of Experimental Biology and Medicine. 2016. PMID 27259496. Aging human skin-fibroblast culture study of AED and related short peptides.

keep reading

claim checks

reptides grades the research record and cites the literature behind every call. research reference only; not medical advice.