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Two audits, side by side. Composite, subscores, shipping, payment, coupons. BioTech Peptides takes the higher composite this cycle.
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.
US peptide vendor (Sterling Path LLC) carrying retatrutide, tirzepatide, semaglutide plus healing peptides. Same-day shipping, four payment methods. Lab identity not named.