Every lot undergoes six independent assays before release. Results are published in the lot-specific Certificate of Analysis.
Every lot undergoes our 6-panel testing protocol: identification by ESI-MS, purification by RP-HPLC, conformity, sterility screening, quantification of net peptide content, and LAL endotoxin screening. Full analytical data is published in the Certificate of Analysis for each lot.
Lyophilized peptides should be stored at -20°C or below for long-term stability. Once reconstituted, peptides should be stored at 2–8°C and used within a reasonable timeframe depending on the specific compound. Avoid repeated freeze-thaw cycles. Always store in a dry environment away from direct light.
Orders are processed within 1–3 business days after payment confirmation. Orders placed after 3:00 PM Pacific time or on weekends and holidays will begin processing the next business day. We offer free standard shipping on orders over $150. All orders are shipped in insulated packaging with ice packs when necessary. Standard delivery typically takes 2–4 business days within the continental US.
No. All compounds sold by Genesis Peptides are strictly for in vitro and preclinical laboratory research purposes only. They are not approved for human consumption, therapeutic use, or diagnostic purposes. By purchasing, you confirm the products will be used solely for legitimate research applications.
A Certificate of Analysis (COA) is a document issued by our analytical laboratory that reports the results of all quality control tests performed on a specific lot of product. Each COA includes HPLC chromatograms, mass spectra, endotoxin results, and quantification data where applicable. COAs are available in our COA Library for every lot we have shipped.
Yes. We offer volume pricing for universities, research institutions, and laboratories with recurring needs. Discounts begin at 100+ units and scale with volume. Contact our team for a custom quote tailored to your research requirements.
FOR RESEARCH USE ONLY — Products are sold exclusively for in vitro and preclinical laboratory research. Not for human consumption or administration. Not intended for diagnostic or therapeutic use. These statements have not been evaluated by the FDA.

Research-grade compound with certificate of analysis. Full analytical testing on every lot.

What is epitalon peptide? Epitalon, also known as Epithalone or Epithalon, is a synthetic tetrapeptide (Ala–Glu–Asp–Gly) derived from a naturally occurring pineal gland extract (epithalamin) [1]. Structurally, epitalon mimics endogenous peptides that influence the activity of telomerase, the enzyme responsible for maintaining telomere length. Epitalon may also modulate oxidative stress regulation, circadian rhythm stabilization, and neuroendocrine function. Epitalon peptide benefits Anti-aging and longevity One of the most widely studied aspects of epitalon is its potential influence on cellular aging through multiple biochemical pathways. A cell study investigated whether Epithalon can influence two processes central to dementia, cholinesterase activity and the formation of the soluble form of amyloid precursor protein (sAPP) in human neuroblastoma (SH-SY5Y) cells [2]. Results showed that Epithalon: Reduced excessive cholinesterase enzymatic activity. Increased sAPP formation, which is protective against Alzheimer’s-type pathology. These effects suggest that epitalon may delay or prevent mechanisms underlying conditions like Alzheimer’s disease. Similar anti-aging effects are also seen in other tissues, such as in the prevention of age-based pigmentary retinal dystrophy in genetically predisposed rats [3]. Antioxidant Oxidative stress is a central contributor to cellular aging and carcinogenesis, as unmanaged oxidative species can damage lipids, proteins, and DNA. Epitalon can mitigate such damages by enhancing endogenous antioxidant defenses. In a fruit fly study, synthetic Epithalon’s antioxidant activities were compared with the crude pineal extract, epithalamin [4]. Epitalon was added to larval nutrient medium at 0.00001 wt%, while epithalamin was added at concentrations 1000-fold higher. Epitalon addition resulted in: 20% Increased catalase activity (p<0.05) 20-50% decreased CHP content (marker of lipid peroxidation) (p<0.05) ~1000-fold higher biological activity than epithalamin Anticarcinogenic A study evaluated the effect of epitalon on tumor development and oncogene expression in 80 transgenic HER-2/neu mice, a model predisposed to breast cancer and accelerated aging [5]. Mice were either given saline as negative control, Vilon as a positive control, or Epithalon (1 µg, subcutaneous) for 5 consecutive days monthly. Results showed that epitalon: Delayed first tumor appearance by 38 days compared to Vilon, and by 20 days compared to saline. Reduced recurring tumor incidence: 28% remained tumor-free vs.18% (saline). Lowered tumor multiplicity: only 56% had ≥2 tumors vs. 75% (saline). Reduced maximum tumor diameter by 33% (p<0.05). 3.7-fold lower HER-2/neu mRNA expression compared to saline (p<0.001), whereas Vilon produced a 1.97-fold lower HER-2/neu expression. Telomere protection A defining feature of epitalon is its reported influence on telomerase activity. Telomerase is the ribonucleoprotein enzyme responsible for elongating telomeric DNA, maintaining chromosomal stability. In most somatic cells, telomerase activity is repressed, which leads to progressive telomere shortening during replication. When telomeres become critically short, cells enter senescence, a hallmark of aging [6]. An in vitro study evaluated whether epitalon can activate telomerase and elongate telomeres in human somatic cells [7]. Human fetal fibroblasts were exposed to epitalon at varying concentrations, resulting in: Increased telomerase Telomere elongation Extended proliferative capacity beyond the normal Hayflick limit (40-60 replications before senescence and death) Circadian rhythm Epitalon has been linked to pineal gland regulation through melatonin, a hormone that regulates sleep–wake cycles and seasonal biological rhythms. Melatonin naturally declines with age. An animal study evaluated whether epitalon can restore melatonin secretion and normalize circadian rhythms of cortisol production in aged female rhesus monkeys [8]. The experimental group received 10 µg of epitalon intramuscularly, once daily for 10 days, while the control group received saline. epitalon administration resulted in: A three-fold increase in evening melatonin secretion (48 vs. 15 pg/ml, p < 0.001) Restoration of normal day-night variations of circadian cortisol rhythm Effects selective for aged animals only Metabolic regulation Age-related changes in mitochondria, nutrient sensing, and hormone signaling may underpin metabolic changes that result in insulin resistance and other related diseases. Epitalon works partly by addressing these mechanisms, according to a study in rhesus monkeys [9]. Seven young (6–8 years) and seven old (20–27 years) monkeys were administered epitalon intramuscularly (10 µg/day for 10 days). After administration, older monkeys had: Decreased basal glucose concentration Improved glucose clearance rate (p<0.01) Restored early-phase insulin secretion (320% vs. 198% control, p<0.05) Improved late-phase insulin dynamics Glucose tolerance improvements persisted for 1–2 months post-treatment, even after epitalon withdrawal.

What is GHK-Cu? Native GHK-Cu peptide is released from the extracellular matrix, cleaved from its parent protein, SPARC (secreted protein, acidic, and rich in cysteine), during extracellular matrix remodelling. Studies find it has vital roles in copper transport, tissue repair, inflammation modulation, and gene regulation [1]. A tripeptide, GHK-Cu is composed of glycine (Gly), histidine (His), and lysine (Lys) [1]. This amino acid complex binds tightly to copper, forming a stable coordination complex [2]. This binding capacity is what gives GHK-Cu its unique biological signalling and regenerative properties [2]. After performing its functions, GHK-Cu is degraded by serum peptidases. Studies show that circulating levels decrease with age, averaging 200 ng/mL at age twenty and declining to 80 ng/mL by age sixty, potentially impacting regenerative capacity [1]. Copper(II) is a redox-active metal required as a cofactor for many enzymes, including cytochrome C oxidase, lysyl oxidase, and superoxide dismutase [2]. GHK binds copper in a bioavailable, non-toxic form, supports shuttling it into cells, and maintains intracellular copper homeostasis [2]. GHK-Cu shows abilities to up- or downregulate over 4,000 genes. These pathways are many, and include those involved in tissue regeneration and repair, anti-inflammatory signalling, antioxidant defenses, and cell growth and differentiation [2]. While scientists are still elucidating some of GHK-Cu peptide’s mechanisms, current research suggests that they include augmenting transcription factors, epigenetic modification (particularly histone and chromatin) and oxidative stress signalling [2]. What does GHK-Cu do? The research Research is still emerging on the wide applications of GHK-Cu peptide; however, our current understanding of its actions point towards applications particularly in skin and hair, and regenerative processes. GHK-Cu and skin Research suggests that GHK-Cu peptide may have roles in reprogramming older tissues to act more youthful [2]. When skin gets injured, GHK-Cu is naturally released, acting as an emergency signal to activate skin healing processes [3]. A study using a test tube wound model found that GHK-Cu increases the production of collagen (which gives skin structure), elastin (which keeps skin elastic), and decorin and glycosaminoglycans (key molecules that hydrate and organize skin tissue) [4]. GHK-Cu also supports the balance of enzymes that break down skin proteins, MMPs, and their inhibitors, TIMPs [5],[6]. This prevents the buildup of damaged proteins, and overactive breakdown, which can lead to thinning and sagging skin [2]. One cell-based study found that skin cells exposed to GHK-Cu in combination with red LED light had 12.5x greater cell survival, 230% increase in fibroblast growth factor, and 70% higher collagen production [7]. At the stem cell level, GHK-Cu improved the health and shape of basal cells in the epidermis, increasing markers of stemness, which may help skin regenerate better with age [8]. GHK-Cu and hair GHK-Cu peptides show benefits for supporting hair growth, by [9]: Improving blood flow to hair follicles Preventing hair shedding and premature hair loss Stimulating the growth of new hair follicles Studies find that GHK-Cu can stimulate fibroblasts, a particular type of skin cell, to produce VEGF (vascular endothelial growth factor), which helps support the growth of new blood vessels surrounding the hair follicle [9]. More blood vessels allow for greater nutrient and oxygen delivery to the area, thus supporting stronger, faster growing hair [9]. It also reduces the production of TGF-beta, a chemical that signals to hair follicles to stop growing and enter the shedding phase of hair growth [9]. With less TGF-beta, hair remains in the growth phase for longer. By encouraging dermal papilla cells to multiply and protecting them from apoptosis, GHK-Cu supports the development and growth of new hair, by keeping follicles healthy [9]. Other regenerative processes While more research is needed, our understanding of GHK-Cu points towards potential applications of this peptide in wound healing and repair processes, promotion of antioxidant defenses, angiogenesis, gene modulation, and more [2].