Fact-Checked·Verified against peer-reviewed sources · Last updated Oct 24, 2026·For research use only - not for human consumption
CognitiveActive Research

Orexin B

Also known as: hypocretin-2 · orexin-B · HCRT2

For in-vitro (laboratory) research purposes only. Not for human or animal consumption.

Available Forms

InjectableNasal SprayOral

Research Applications

Cognitive EnhancementNeuroprotection

Check independent lab results, free

Finnrick Analytics publishes independent lab test results for peptide products from named vendors, and anyone can check the published results for free.

For in-vitro research use only. Not for human consumption.

1What Is Orexin B?

Hypothalamic neuropeptide co-released with orexin A that modulates wakefulness and energy balance.

4Published Research - Plain English Summaries

The studies below have been published in peer-reviewed journals. Summaries are written in plain language - no jargon. Citations are provided as text only.

animal study

Izawa S, Fusca D, Jiang H, Heilinger C, Hausen AC, Wunderlich FT, Steuernagel L, Kloppenburg P, Brüning JC · 2025 · Cell reports · PMID 39946231

review

Żełabowski K, Petrov W, Wojtysiak K, Ratka Z, Biedka K, Wesołowski M, Fus K, Ślebioda D, Rusinek M, Sterkowicz M, Radzka I, Chłopaś-Konowałek A · 2025 · International journal of molecular sciences · PMID 40943625

other

Duffet L, Tatarskiy PV, Harada M, Williams ET, Hartrampf N, Patriarchi T · 2022 · Cell chemical biology · PMID 36481097

review

Sun Y, Tisdale RK, Kilduff TS · 2021 · Frontiers of neurology and neuroscience · PMID 34052813

review

Kukkonen JP · 2017 · Current topics in behavioral neurosciences · PMID 27909990

Buy Orexin B - Verified Vendors(1 vendor)

The vendors below are affiliate partners of Peptide Stores Online. Each listing links to the vendor's own website, where ordering, payment, and delivery are handled by the vendor.
Peptuvia1 listing

Orexin B · 5mg

All content on this page is for in-vitro research purposes only. Not intended for human or animal use. Consult a licensed professional before handling research chemicals. No content on this page constitutes medical advice or a treatment recommendation.

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