https://bestpeptidestores.com/blog Buyer-education guides and vendor news from the Best Peptide Stores editorial team. en-us https://bestpeptidestores.com/blog/how-to-read-a-peptide-coa https://bestpeptidestores.com/blog/how-to-read-a-peptide-coa Sat, 08 Aug 2026 00:00:00 GMT What a real peptide COA actually shows, what counts as genuine third-party testing, and how to verify a Janoshik report on their public portal. https://bestpeptidestores.com/blog/peptide-sciences-shut-down-what-happened https://bestpeptidestores.com/blog/peptide-sciences-shut-down-what-happened Sat, 08 Aug 2026 00:00:00 GMT A factual timeline of Peptide Sciences' March 2026 closure, the enforcement pressure that preceded it, and where researchers have migrated since. https://bestpeptidestores.com/blog/2025-2026-peptide-vendor-closures https://bestpeptidestores.com/blog/2025-2026-peptide-vendor-closures Thu, 06 Aug 2026 00:00:00 GMT Peptide Sciences, Science.bio, Amino Asylum, and Paradigm Peptides all exited within two years. What happened at each, and why due diligence now matters. https://bestpeptidestores.com/blog/peptide-vendor-red-flags https://bestpeptidestores.com/blog/peptide-vendor-red-flags Tue, 04 Aug 2026 00:00:00 GMT Recurring warning signs across closed peptide vendors: in-house-only COAs, below-market pricing, astroturfed reviews, reused lot numbers. https://bestpeptidestores.com/blog/glp-1-research-compounds-regulatory-tracker https://bestpeptidestores.com/blog/glp-1-research-compounds-regulatory-tracker Sun, 02 Aug 2026 00:00:00 GMT A regulatory roundup of FDA compounding restrictions on semaglutide and tirzepatide, retatrutide's Phase 3 status, and active state-level enforcement. https://bestpeptidestores.com/blog/how-we-score-peptide-vendors https://bestpeptidestores.com/blog/how-we-score-peptide-vendors Fri, 31 Jul 2026 00:00:00 GMT Behind the scenes of our 6-factor vendor rubric, how it's weighted, why we don't test products ourselves, and how often scores get re-reviewed.