Changelog
Recent updates to the PepStack platform and database.
March 15, 2026
Comprehensive quality overhaul
- All 88 peptide descriptions rewritten in plain English
- 819 citations verified against PubMed API (zero fabricated PMIDs)
- 133 missing study metadata fields filled from authoritative sources
- Regulatory statuses cross-referenced against official FDA Category 2 list
- 16 peptides reclassified to correct FDA status
- Safety data corrected for semaglutide, bpc-157, melanotan-ii, igf-1-des, mk-677
- Protocol withholding implemented for Tier 4-5 and Category 2 compounds
- Primary caveat field added to all 88 profiles
- Goal pages now include safety disclaimers
- 41 stacking reciprocal entries added for data symmetry
- Site repositioned as Educational Information Retrieval System
- Full regulatory disclaimer added to footer
- JSON-LD structured data added to all peptide pages
- Verification SOPs and automated quality scripts written
March 12, 2026
Pipeline artifact cleanup
- Removed AI pipeline artifacts from all peptide profiles
- Standardized evidence tier labels (Preclinical Only, Late-Stage Clinical, etc.)
- Renamed Cancer and Oncology category to Oncology Research
- Added chemical class labels for non-peptide compounds (MK-677, NSI-189)
March 3, 2026
Initial launch
- Site launched with 88 peptide profiles
- 1,127+ peer-reviewed citations indexed
- 5-tier evidence rating system established
- Regulatory taxonomy guide published
- Safety-first page architecture implemented