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15-amino acid gastric pentadecapeptide studied for angiogenesis promotion, nitric oxide modulation, and mucosal defense mechanisms.

Synthetic thymosin beta-4 (43 amino acids) studied for G-actin sequestering, cell migration, and actin polymerization.

Modified GRF(1-29), GHRH analog (no DAC) studied for GHRH receptor agonism, pulsatile GH release, and cAMP/PKA cascade activation.

Selective pentapeptide GH secretagogue studied for GHS-R1a agonism, calcium signaling, and GH exocytosis without cortisol/ACTH elevation.

Full GHRH(1-44) analog with N-terminal modification studied for GHRH receptor binding, pulsatile GH release, and visceral fat reduction research.

Copper-binding tripeptide studied for modulating ~4,000 genes including collagen synthesis, MMP regulation, and Nrf2 antioxidant pathway activation.

Synthetic ACTH(4-10) analog heptapeptide studied for BDNF upregulation, TrkB activation, and melanocortin signaling.

Tuftsin analog heptapeptide studied for GABA-A modulation, enkephalinase inhibition, and immune modulation.

Mitochondrial-derived 16-amino acid peptide studied for AMPK activation, folate cycle inhibition, and metabolic regulation.

Triple GIP/GLP-1/Glucagon receptor agonist studied for incretin signaling, hepatic lipid oxidation, and energy expenditure.

Synthetic tetrapeptide (Ala-Glu-Asp-Gly) studied for telomerase (hTERT) activation, melatonin modulation, and senescence research.

Nicotinamide adenine dinucleotide, a central coenzyme in 500+ reactions, studied for sirtuin substrate activity, PARP/DNA repair, and mitochondrial function.

83-amino acid IGF-1 analog with reduced IGFBP binding, studied for IGF-1R tyrosine kinase activity and PI3K/Akt/mTOR signaling.

Cyclic heptapeptide, Melanotan II metabolite, studied for MC3R/MC4R agonism and central nervous system signaling.

ERR-alpha agonist (exercise-mimetic compound) studied for nuclear receptor activation, mitochondrial biogenesis, and PGC-1-alpha signaling.

Acetyl octapeptide-3, SNAP-25 analog, studied for SNARE complex competitive inhibition and neuromuscular modulation.