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Research is free, forever. Upgrade when you want the full toolkit for serious research.
The full research library, open to everyone. No paywall on the science.
- Unlimited research queries across 300,000+ published peptide studies from PubMed, ClinicalTrials.gov, and peer-reviewed journals
- Source citations on every answer, with author, journal, and year, so you can trace each claim back to the primary literature
- Full access to 200+ compound profiles covering mechanism of action, preclinical and clinical evidence, and documented safety signals
- Real-time regulatory tracking of FDA actions, including live Category 1 and Category 2 status labels
- Complete PCAC July 2026 docket coverage of the 7 peptides under review, with plain-English explanations of where each sits in the rulemaking process
- Clear evidence tiering that separates in-vitro and animal findings from human clinical trials and FDA-approved drugs
Everything in Free, plus the verification and organization tools built for people who read the literature closely.
- Everything in Free, with no query limits and no reduced access
- Verified provider research: aggregated, source-cited findings on suppliers, third-party testing practices, and reported quality data drawn from public records
- COA analysis and verification tools that help you read a Certificate of Analysis, flag inconsistencies, and understand what the reported purity and identity figures actually mean
- Compound interaction checker that surfaces documented pharmacological interactions reported in the published research between compounds you are studying
- Protocol research library summarizing the study designs, endpoints, and dosing regimens used in the published trials, presented for reference only and never as guidance
- Saved research history so you can revisit, organize, and cite past queries and compound profiles across sessions
- Priority regulatory alerts that notify you first when PCAC votes, FDA rulings, or bulks-list changes are published
PepSense is a research and education platform, not a pharmacy, telehealth provider, or medical service. We do not sell compounds, give medical advice, or recommend any substance for human use. Every tier delivers source-cited information drawn from the published scientific and regulatory record so that researchers, clinicians, and informed readers can evaluate the evidence for themselves. Pro tools are built to help you verify and organize that evidence more efficiently, never to substitute for the guidance of a qualified professional.