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The Roundup

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vendor matchup · audited

BioTech Peptides vs Swiss Chems

Two audits, side by side. Composite, subscores, shipping, payment, coupons. Swiss Chems takes the higher composite this cycle.

§ 01

Composite score

biotech-peptides

BioTech Peptides

76/100

Established US-domestic peptide synthesizer with a substantial catalog and same-day shipping. COA practices are the open question — testing is claimed in marketing copy but not surfaced on product pages or a public lab-results route. Public-data preview; first-hand audit pending.

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vs
swiss-chems

Swiss Chems

78/100

International vendor with multi-year operating history and disciplined COA practices. Customs handling is the open variable for US buyers; first-hand audit pending.

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§ 02

Subscore breakdown

metricBioTech PeptidesSwiss Chems
composite
weighted avg
○76/10078/100●
purity / coa
○68/10082/100●
shipping
domestic days
○3.0d0.0d●
pricing
●82/10079/100○
support
○74/10076/100●
last tested
·2026-05-082026-04-30·
payment
·crypto, cardcrypto, card·
§ 03

Catalog overlap

only biotech-peptides
mots-cghk-cunad-plustesamorelinaod-9604
both
bpc-157tb-500
only swiss-chems
retatrutidetirzepatidesemaglutide
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Other matchups

vendor matchupAscension Peptides vs BioTech Peptides84/100 · 76/100vendor matchupAscension Peptides vs Swiss Chems84/100 · 78/100vendor matchupBioTech Peptides vs Limitless Life Nootropics76/100 · 91/100
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