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99.3% puritate. Verificată independent.
99.3% puritate HPLC medie pe rapoartele noastre de laborator publicate, de la Janoshik Analytical (Cehia) — un laborator independent fără nicio relație comercială cu lanțul nostru de aprovizionare. Fiecare COA publicat. Inclusiv cele pe care am prefera să nu le publicăm.

Peptidele noastre
Specificație de furnizor de ≥98%, loturi selectate testate independent

Semaglutide
Semaglutide is a long-acting GLP-1 receptor agonist peptide analogue (CAS 910463-68-2), supplied by CertaPeptides as lyophilized powder (injectable format) and oral tablets (3mg, 7mg) for laboratory research use only (≥98% supplier batch specification; selected lots independently tested, 99.3% avg across published reports). It is widely used as a long-acting reference GLP-1R agonist in incretin receptor-pharmacology and preclinical metabolic-model research. For laboratory research use only. Not for human consumption.

Tirzepatide
Tirzepatide is a 39-amino acid dual GIP/GLP-1 receptor agonist peptide studied for metabolic and insulinotropic signalling pathways in vitro research. Features a C-20 fatty diacid moiety enabling extended pharmacokinetic profile. Shipped to a ≥98% supplier batch specification; selected lots independently tested (99.3% avg across published reports). Key research areas: Dual incretin receptor signaling and glucose-dependent insulin secretion Insulin-sensitivity and metabolic-homeostasis pathways studied in research models Body-weight and energy-balance signalling studied in research models For research purposes only. Not for human consumption.

Retatrutide
Retatrutide is a novel triple-agonist peptide targeting GIP, GLP-1, and glucagon receptors simultaneously. This multi-receptor approach has generated significant research interest in metabolic studies. Triple hormone receptor agonism (GIP/GLP-1/Glucagon) Metabolic pathway modulation research Energy homeostasis and body composition studies For research purposes only.

Semaglutide Research Starter Kit
Semaglutide 10mg + Bacteriostatic Water 5ml + 2 x 3ml syringes + 5 x 1ml insulin syringes. Everything you need to begin research. For research purposes only. Bundle price: save EUR 26.97 vs buying the peptide, bacteriostatic water and syringe packs separately (about EUR 86.96 on their own).

Tirzepatide Research Starter Kit
Tirzepatide 10mg + Bacteriostatic Water 5ml + 2 x 3ml syringes + 5 x 1ml insulin syringes. Everything you need to begin research. For research purposes only. Bundle price: save EUR 25.97 vs buying the peptide, bacteriostatic water and syringe packs separately (about EUR 79.96 on their own).

BPC-157
BPC-157 (Body Protection Compound 157) is a stable 15-amino-acid pentadecapeptide fragment derived from a gastric juice protein, supplied by CertaPeptides as a lyophilized laboratory research compound (≥98% supplier batch specification; selected lots independently tested, 99.3% avg across published reports; CAS 137525-51-0). In preclinical literature, Sikiric et al. (2014, PMID 23755725) reported effects on the nitric oxide system in rodent models, and Chang et al. (2014, PMID 25415472) observed increased growth hormone receptor expression in cultured tendon fibroblasts. These findings are reported here for research context only and are not medical claims. For laboratory research use only. Not for human consumption.

TB-500
TB-500 is a synthetic peptide corresponding to the 17-amino acid active region (Ac-SDKP sequence) of Thymosin Beta-4, a naturally occurring 43-amino acid protein. While the full-length Thymosin Beta-4 molecule has broad biological activity, TB-500 retains the key actin-binding domain that drives research interest in cell migration and tissue biology. Shipped to a ≥98% supplier batch specification; selected lots independently tested (99.3% avg across published reports). Key research areas: Cell migration and tissue remodeling Actin-binding and cytoskeletal dynamics Cardiac tissue biology and cellular signaling Important distinction: TB-500 is a fragment of Thymosin Beta-4, not a synonym for it. Full-length Thymosin Beta-4 (43 aa) has broader systemic activity, while TB-500 (17 aa) retains the active actin-sequestering region. For research purposes only. Not for human consumption.

GHK-Cu
GHK-Cu is a naturally occurring copper-binding tripeptide (Glycyl-L-histidyl-L-lysine copper complex) studied extensively in tissue biology and cellular remodeling research. Concentration declines with age, making it a key compound in age-related biological studies. Shipped to a ≥98% supplier batch specification; selected lots independently tested (99.3% avg across published reports). Key research areas: Tissue remodeling and extracellular matrix pathways Collagen and decorin synthesis stimulation Gene expression modulation (over 4,000 genes identified) For research purposes only. Not for human consumption.

Epitalon
Epitalon is a 4-amino acid synthetic tetrapeptide (Ala-Glu-Asp-Gly) studied for telomerase activation and telomere biology research. Derived from pineal gland epithalamin. Shipped to a ≥98% supplier batch specification; selected lots independently tested (99.3% avg across published reports). Key research areas: Telomerase reactivation and telomere elongation in somatic cells Pineal gland neuroendocrine function and melatonin regulation Cellular aging and geroprotective mechanisms For research purposes only. Not for human consumption.

Selank
Selank is a synthetic heptapeptide derived from the endogenous immunomodulatory peptide tuftsin. It has been extensively studied for its anxiolytic-like properties and effects on neuropeptide expression in research models. Tuftsin-derived anxiolytic peptide analog Enkephalin metabolism and neuropeptide studies Immune modulation and CNS receptor binding markers research For research purposes only.

Semax
Semax is a synthetic heptapeptide analog of the adrenocorticotropic hormone fragment ACTH(4-7). It has been studied extensively for its neurotrophic and nootropic properties in various experimental models. ACTH(4-7) analog with enhanced metabolic stability Neurotrophic factor expression and BDNF pathway research CNS receptor binding markers and memory research models For research purposes only. Not for human consumption.

Ipamorelin
Ipamorelin is a synthetic pentapeptide growth hormone secretagogue that selectively activates the ghrelin/GHS receptor. It is recognized for its high selectivity in stimulating growth hormone release without significantly affecting other pituitary hormones. Selective GH secretagogue (ghrelin receptor agonist) Growth hormone pulsatility research Gastrointestinal motility studies For research purposes only.

Bacteriostatic Water
USP-grade bacteriostatic water (3ml) with 0.9% benzyl alcohol. Sterile, endotoxin-tested. For peptide reconstitution.
3ml3ml Syringes 10-Pack
Pack of 10 sterile disposable 3ml Luer lock syringes with graduated markings. Ideal for drawing bacteriostatic water from vials during reconstitution of lyophilized peptides. For laboratory research use only.

Peptide Mixing Kit
Complete peptide reconstitution accessory kit. Includes alcohol prep pads, mixing needles, and handling accessories for aseptic technique. Pairs with Bacteriostatic Water and Insulin Syringes (sold separately). For research purposes only.
Verificat independent de Janoshik Analytical
Nu vă cerem să ne credeți pe cuvânt. Fiecare raport de mai jos — puritatea și, acolo unde se menționează, analiza metalelor grele — face legătura către laboratorul independent. Verificați chiar dumneavoastră rezultatele.
Cumpără pe categorii
Găsiți exact ce aveți nevoie
Bioregulator Research Peptides
2 produse
Copper and Mitochondrial Research Peptides
5 produse
Cyclic and Neuropeptide Research Compounds
7 produse
Dermatological and Skin Research Compounds
2 produse
Endocrine and Hormone Research Peptides
10 produse
GLP-1 and Incretin Research Peptides
4 produse
Gonadotropic Research Peptides
3 produse
Growth Factor Research Peptides
3 produse
Laboratory Consumables and Reconstitution Supplies
5 produse
Melanocortin and Pigment Research Peptides
3 produse
Metabolic and Cellular-Aging Research Compounds
6 produse
Oral and Capsule Research Compounds
2 produse
Research Kits and Multi-Compound Sets
2 produse
SARMs
9 produse
Thymic Research Peptides
2 produse
Tissue Healing and Regeneration Research Compounds
7 produse
Cercetare de top
Ghiduri esențiale pentru cercetătorii de peptide
Cele mai populareAre Peptides Safe? An Evidence-Based Research Guide (2026)
Short answer: peptides as a molecular class have strong safety profiles in published research. The real danger isn’t the peptide [&hel
Citește ghidul
Where to Buy Research Peptides in Europe: 2026 Supplier Guide
A practical 2026 guide to choosing a research-peptide supplier in the EU: what to check on a Certificate of Analysis, why independent HPLC a
Citește ghidul
Bacteriostatic Water: A Research Guide to Peptide Reconstitution Solvents
A technical overview of bacteriostatic water (0.9% benzyl alcohol), sterile water, and acetic acid as peptide reconstitution solvents in lab
Citește ghidulDe ce CertaPeptides?
COA-uri publicate, testare independentă în laborator, livrare în toată UE
Testat independent în laborator
Loturi selectate sunt testate independent de Janoshik Analytical (HPLC + spectrometrie de masă); fiecare produs este livrat conform unei specificații de lot a furnizorului de ≥98%.
Rapoarte Janoshik
Cele mai recente: TB-500 5mg — 99.17% HPLC. 17 rapoarte publicate.
Livrare rapidă în UE
Livrare de la 4,99 € în 33 țări — UE, Regatul Unit, Elveția, Norvegia, Islanda, Israel și Serbia.
Calitate pentru cercetare
Specificație de lot a furnizorului de ≥98% pentru fiecare produs; loturi selectate verificate independent, care pot fi căutate la /verify.
Cercetare și ghiduri
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Cercetare
Why Research Peptide Parcels Get Seized at EU Customs (and How Intra-EU Shipping Avoids It)
Parcels from UK and US suppliers cross an EU customs border where peptides can be classified as medicines and seized. Intra-EU shipments face no customs clearan
June 11, 2026

Cercetare
Oral vs. Injectable Research Peptides: A Format Guide for Researchers
Introduction Research peptides arrive in the lab in several physical forms, and the format is a scientific choice, not just […]
June 10, 2026

Cercetare
How to Read a Peptide Certificate of Analysis and Verify a Janoshik Report
For laboratory research purposes only. Not for human consumption. A Certificate of Analysis (COA) is the single most useful document […]
June 1, 2026