News
Evidence-tiered, primary-source articles on peptide history, mechanisms, and regulatory literacy — written to the same standard as the Peptide Research Guide.
HPLC Purity vs Mass Spec Identity: What Each Proves
COA & Testing HPLC Purity vs Mass Spec Identity: What Each Proves Evidence-Tiered5 min readResearch use only Quick AnswerHPLC and mass spectrometry are not interchangeable. HPLC...
How to Read a Peptide Certificate of Analysis (COA)
COA & Testing How to Read a Peptide Certificate of Analysis (COA) Evidence-Tiered4 min readResearch use only Quick AnswerA peptide Certificate of Analysis documents the results...
Tirzepatide Research: SURPASS, SURMOUNT, and the Trial Data
GLP-1 & Metabolic Tirzepatide Research: What the SURPASS and SURMOUNT Trials Showed Evidence-Tiered3 min readResearch use only Quick AnswerTirzepatide is a dual agonist that activates both...
NAD+, NMN, and NR Research: What the Human Trials Actually Show
Mitochondrial & Longevity NAD+, NMN, and NR Research: What the Human Trials Actually Show Evidence-Tiered6 min readResearch use only Quick AnswerNAD+ is a coenzyme essential to...
Is Retatrutide Anti-Aging? What the Evidence Actually Shows
Research Methodology Is Retatrutide an Anti-Aging Drug? What the Evidence Actually Shows Evidence-Tiered5 min readResearch use only Quick AnswerNo published human trial shows that retatrutide slows...