REGULATORYRFK Jr.: 14 peptides returning to Category 1 — FDA advisory committee July 2026TRENDINGHexarelin: ↑↑ Surging ��� Trends score 100 as of May 2026UPDATESemaglutide and tirzepatide compounding ended — shortage resolved Feb/May 2025REGULATORYBPC-157, TB-500, thymosin alpha-1, CJC-1295, ipamorelin: expected Category 1 reclassification pendingEVENTpep-talk con ��� First US Peptide Convention · August 2026 · Anaheim CAFDAFDA advisory committee meetings scheduled: late July 2026REGULATORYRFK Jr.: 14 peptides returning to Category 1 — FDA advisory committee July 2026TRENDINGHexarelin: ↑↑ Surging ��� Trends score 100 as of May 2026UPDATESemaglutide and tirzepatide compounding ended — shortage resolved Feb/May 2025REGULATORYBPC-157, TB-500, thymosin alpha-1, CJC-1295, ipamorelin: expected Category 1 reclassification pendingEVENTpep-talk con ��� First US Peptide Convention · August 2026 · Anaheim CAFDAFDA advisory committee meetings scheduled: late July 2026

For research purposes only. Full disclaimer →

Stack Library

Nootropic Triple Stack

Cognitive Enhancementadvanced

83

synergy

83
Peptides

3

Avg Daily mcg

72,129

Level

advanced

Added

May 17, 2026

Overview

The Nootropic Triple Stack is designed for serious long-term cognitive optimization — combining Semax''s acute BDNF upregulation with Dihexa''s synaptogenesis and NAD+''s mitochondrial support to drive neuroplasticity, synaptic density, and cellular energy simultaneously. Semax provides the immediate BDNF increase — stimulating existing neurons to grow new connections, improving signal transmission, and protecting against neurodegeneration. As the most acutely potent BDNF-upregulating compound available, Semax creates the biological environment in which new learning and synaptic formation are most likely to occur. Dihexa is a hexapeptide derived from angiotensin that demonstrates extraordinary potency for HGF/Met signaling — a pathway crucial to synaptogenesis (the formation of new synaptic connections). Animal studies showed cognitive improvements in Alzheimer''s models at doses described as "several orders of magnitude more potent than BDNF." Dihexa works over longer timeframes than Semax and is taken less frequently — it builds new synaptic architecture over weeks rather than enhancing acute performance. NAD+ (nicotinamide adenine dinucleotide) is the foundational energy molecule for every cell in the body. Brain neurons are among the most metabolically demanding cells, and NAD+ decline with age directly impairs their function. IV or subcutaneous NAD+ supplementation restores cellular energy production, supports DNA repair, and activates sirtuins — the longevity proteins involved in cognitive aging. NAD+ also synergizes with BDNF signaling, providing the cellular energy required to support the synaptic growth that Semax and Dihexa promote. This stack is administered across different timeframes: Semax daily (acute BDNF), Dihexa three times weekly (chronic synaptogenesis), NAD+ weekly (mitochondrial restoration). It represents a comprehensive, layered approach to long-term cognitive enhancement rather than acute performance.

Dosing Protocol

Semax

Every day· intranasal

600 mcg

per dose

Dihexa

3x per week· oral or topical

100 mcg

per dose

NAD+

Once per week· IV or subcutaneous

500,000 mcg

per dose

Goals & Evidence

NeuroplasticityMemory and learningSynaptogenesisNeuroprotectionLong-term cognitive health
Evidence tier:Animal Studies

Warnings

  • Dihexa has minimal human data. NAD+ IV should be administered by a qualified provider. This is an advanced protocol requiring careful monitoring.

Disclaimer: This stack is community-submitted and for research purposes only. PeptideVault does not verify the safety or efficacy of submitted stacks. Always consult a qualified healthcare professional before using any peptide protocol.