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PT-141 (bremelanotide): complete guide, mechanism, studies, side effects, status
PT-141 (bremelanotide): a cyclic heptapeptide derived from Melanotan II, approved in the United States as Vyleesi. Central MC4R mechanism, RECONNECT trials, FDA label, studies in men, doses studied, reconstitution and status in Europe.
Wellness & Cosmetics
Melanotan 2 (MT-II): complete guide, receptors, studies, side effects, status
Melanotan 2 (MT-II): a cyclic α-MSH analogue born at the University of Arizona. Structure, MC1R to MC5R receptors, the Dorr and Wessells studies, differences from Melanotan 1 and PT-141, doses studied, reconstitution, adverse effects and regulators' warnings.
GHK-Cu: complete guide to the copper peptide (genes, skin, healing, dosage)
GHK-Cu, the copper tripeptide discovered in 1973: copper chelation, gene-expression data, collagen, wound healing, skin and hair, human studies, published doses, reconstitution and safety. The reference guide for research.
Dermatological peptides in research: GHK-Cu, Matrixyl, Argireline and the science of cosmeceuticals
Scientific synthesis on research dermatological peptides: GHK-Cu and copper complexes, Matrixyl and synthetic tripeptides, Argireline and acetylhexapeptides, collagen mechanisms and in vitro studies. Strict RUO framework.
Peptides and sleep in research: DSIP, orexin and hypothalamic axis modulation
DSIP, orexin, galanin, MCH: mapping of neuromodulator peptides explored in research on sleep-wake cycles, circadian regulation and NREM/REM architectures.
Peptides and longevity in research: epithalon, humanin and cellular senescence mechanisms
Epithalon, humanin, FOXO4-DRI, MOTS-c: overview of peptides explored in research on cellular senescence, telomere maintenance and mitochondrial pathways involved in aging.
Oral Collagen: Proven Efficacy on Wrinkles in 6 Weeks
A randomized double-blind clinical trial confirms improved skin hydration and wrinkle reduction with collagen peptides.
GHK-Cu: The Copper Peptide Star of Anti-Aging Serums
Collagen stimulation, wound healing, antioxidant properties: why this peptide has become essential in premium cosmetic formulations.