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Latest Blog

Russian scientist in lab coat examining peptide research sample, representing development of Selank at Institute of Molecular Genetics

Exploring Selank: A Synthetic Heptapeptide in Nootropic and Anxiolytic Research

January 17, 2026(0)

Selank is a synthetic heptapeptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) researched for its potential modulation of GABAergic systems, anxiolytic-like effects in models, and cognitive support in nootropic studies. ≥99% purity, 10mg vial. Strictly for laboratory/research use only—not for human or animal consumption. Explore Russian peptide research at Sumrday.

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Latest News

RFK Jr. speaking at congressional hearing on health policy and peptides regulations, 2025-2026

2026 FDA Predictions: Potential Shifts on Peptides & RFK Jr.'s Influence

January 16, 2026(0)

Professor Paul Knoepfler predicts easier peptide compounding in 2026 driven by RFK Jr., amid risks and limited data on many unproven peptides. Educational summary of public regulatory analysis.

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All peptide products offered by Sumrday, LLC are sold for research, laboratory, or analytical purposes only and are not intended for human or animal consumption.

Statements on this website have not been evaluated by the U.S. Food and Drug Administration. Products are not intended to diagnose, treat, cure, or prevent any disease.

Sumrday, LLC is a product supplier and is not a compounding pharmacy or outsourcing facility as defined under Sections 503A or 503B of the Federal Food, Drug, and Cosmetic Act.