Region:
All editionsMethodologyUpdated · June 2026
Flagged · documented but not recommended

2 flagged vendors.
Evidence visible.

Each vendor below has an active warning. Listed here so the evidence is visible. Never enter the finder regardless of score; never recommended.

Active flagCN · founded 2019

QSC Peptides

Caution: Japanese customs (PMD Act) strictly regulate research peptide imports. Customs interception risk is higher for shipments from China. Verify import eligibility before ordering.

Incident timeline
  • Jan 01, 2019
    QSC Peptides founded

    Incorporated in China (Qingdao) — international shipping.

Active flagUS · founded 2018

SwissChems

Caution: Japanese customs (PMD Act) strictly regulate research peptide imports. Verify import eligibility before ordering.

Incident timeline
  • Jan 01, 2018
    SwissChems founded

    Incorporated in USA (ships to Japan).