← All peptidesPDA-V1 attestation Citations
verifiedBioGate · GREENGrade C
Semax
MEHFPGPHeptapeptide ACTH(4-10) analog; upregulates BDNF and NGF in CNS without HPA-axis activation. Approved in Russia for stroke and cognitive indications.
intranasal formulationACTH(4-7) analog
MW
813.92
Length
7aa
Posterior
48.2%
Structural preview · ESMFold-2 mockdeterministic per sequence
Backbone preview · intranasal formulation
Cryptographic chain of custody.
- Outer PDA hash
- Inputs hash
- Merkle root
- TEE attestation
- Protocol version
- PDA-V1
- Source
- peptide-md
- Model version
- structure-fm-2026.04
- Candidates emitted
- 5
- Signed
- 2026-04-21T08:14:33Z
Verifiable in your browser at /verifier with
@peptide-md/verifier.Source literature.
Grade C2002 · Bull Exp Biol Med
Behavioral effects of Semax during chronic intranasal administration
Levitskaya NG et al.