PINS ranks sources by evidence strength, public verifiability, relevance, recency, and safety impact.
Tier 1
Official regulators, trial registries, peer-reviewed literature, filings, standards, patents, recalls, shortages, and enforcement records.
Tier 2
Reputable industry publications, company disclosures, safety organizations, conference abstracts, funding announcements, and pipeline updates.
Tier 3
Discovery blogs, aggregators, broad media, commercial pages, and press releases that require primary-source confirmation before strong claims are made.
Editorial Boundary
PINS is educational and informational only. Coverage does not provide dosing, timing, sourcing, injection, reconstitution, protocols, treatment advice, medical advice, or product recommendations.
