Region:
All editions →MethodologyUpdated · October 2026
Vendor register · Japan

6 vendors.
5 not flagged · 1 flagged.

Every vendor we track in this region, ranked by composite score. Flagged vendors are listed but never recommended by the finder.

Recommended pool · sorted by composite

5 of 5 shown
Top-ranked peptide vendors by composite score
#VendorHQTestingPurityJPReviewsScore
01Particle PeptidesVID-PARTICLESK7-param99%No—
8.0
Review →
02Direct PeptidesVID-DIRECT-PGB2-param99.1%No—
7.5
Review →
03Pharma Lab GlobalVID-PHARMA-LGB3-param99%No2/5 · Trustpilot
7.1
Review →
04SwissChemsVID-SWISSCHEUS2-param99.3%No—
6.9
Review →
05PepsupVID-PEPSUPNL1-param99%No—
4.9
Review →
Flagged · documented but not recommended

1 vendor flagged.

Vendor register

Showing 6 of 6 · sort: score · filter: all
All tracked peptide vendors, compared across testing depth, purity, value, and trust
#VendorHQTestingPurityJPReviewsPrice bandAffiliateScore
01QSC PeptidesVID-QSC-PEPT · ⚠ flaggedCN3-param99.5%N—¥2325–6200—
8.0
02Particle PeptidesVID-PARTICLE · Editor's pickSK7-param99%N—¥4678–2193110%
8.0
03Direct PeptidesVID-DIRECT-PGB2-param99.1%N———
7.5
04Pharma Lab GlobalVID-PHARMA-LGB3-param99%N2/5 · Trustpilot¥2511–11889—
7.1
05SwissChemsVID-SWISSCHEUS2-param99.3%N—¥2722–1144420% per sale
6.9
06PepsupVID-PEPSUPNL1-param99%N—¥4494–1618520% of product amount
4.9