Thymalin: Evidence, Mechanism, Dosing & Legal Status
A clinical monograph on Thymalin — the calf-thymus immune bioregulator from Khavinson's lab. Real human trial data graded B, a single-lineage evidence base, and a non-FDA-approved 2026 status.
Not FDA Approved
Not FDA Approved is a recurring topic in our peptide coverage. This hub collects every article tagged Not FDA Approved, newest first, each evidence-graded and tied to real, verifiable sources.
SNAP-8 (Acetyl Octapeptide-3): Evidence, Mechanism & Status
A clinical monograph on SNAP-8 (Acetyl Octapeptide-3) — the topical "needle-free Botox" cosmetic peptide. An elongated Argireline with a plausible SNARE-competing mechanism, but only manufacturer claims and one combination-product human trial behind it.
Examorelin (Hexarelin): Evidence, Dosing & Legal Status
A clinical monograph on examorelin — the International Nonproprietary Name for hexarelin, a synthetic hexapeptide growth-hormone secretagogue. Small human pharmacodynamic trials (Grade B), never approved, and WADA-prohibited at all times.
Selank: Evidence, Mechanism, Dosing & Legal Status
A clinical monograph on Selank (TP-7) — the Russian tuftsin-analog anxiolytic peptide. Small human anxiety trials, a mostly preclinical mechanism, and an unsettled 2026 US legal status.
Cerebrolysin: Evidence, Mechanism, Dosing & Legal Status
A clinical monograph on Cerebrolysin — the porcine-brain-derived neuropeptide mixture studied for stroke, TBI and dementia. A large but deeply contested human-RCT base, no FDA approval, and an unresolved safety signal.
Frequently asked
What is Not FDA Approved?
Not FDA Approved is a topic our editors cover across the site. This hub aggregates the related, evidence-graded guidance.
How often is the Not FDA Approved hub updated?
This hub updates automatically whenever a new article is tagged Not FDA Approved, so the latest coverage appears first.
Are Not FDA Approved claims sourced?
Yes. Every article here grades its efficacy claims A-D and cites real, verifiable studies, regulatory documents or trial registries.