Pharmaceutical-Grade Purity
All compounds undergo rigorous quality control including HPLC purification and mass spectrometry confirmation. Every batch ships with a full Certificate of Analysis — no exceptions.

All research peptides across every major class — GLP-1 agonists, growth-hormone secretagogues, tissue-repair, copper peptides, longevity and cognitive compounds. Every vial ≥99% HPLC verified with full Certificate of Analysis.
Buy pharmaceutical-grade research peptides online from a supplier that takes purity seriously. LifeSpanSupply is an independent research-reagent vendor offering 40+ peptides across every major research class — GLP-1 agonists (Semaglutide, Tirzepatide, Retatrutide), growth-hormone secretagogues (CJC-1295, Ipamorelin, MK-677), tissue-repair peptides (BPC-157, TB-500, Thymosin Beta-4), copper peptides (GHK-Cu), and longevity compounds (Epitalon, MOTS-c, NAD+). Every compound is synthesized under cGMP-certified conditions, purified via reverse-phase HPLC, and independently verified by third-party laboratories at ≥99% purity. Every shipment includes a batch-specific Certificate of Analysis with chromatogram, mass-spectrometry identity confirmation, and net-peptide content documentation. We dispatch within 24 hours to researchers, clinicians, and laboratories across the EU, United Kingdom, Switzerland, Thailand, Singapore, Hong Kong, Japan, the United States and 25+ other jurisdictions, in temperature-controlled discreet packaging. Free international shipping on orders over $100.00, free shipping to Thailand on every order. Browse the full catalog below, or jump straight to the specific research class you need.
All compounds undergo rigorous quality control including HPLC purification and mass spectrometry confirmation. Every batch ships with a full Certificate of Analysis — no exceptions.
Our products meet European and Asian research-grade chemical reagent standards. Full regulatory documentation provided for seamless institutional procurement and customs clearance.
Temperature-controlled shipping worldwide. Most EU orders arrive within 24-48 hours. Free shipping on all orders to Thailand. Professional discreet packaging standard.
We don't just test in-house — every batch is verified by independent third-party laboratories. Our COAs include chromatograms, mass spectrometry data, and lot traceability.
All LifeSpanSupply peptides are verified at ≥99% purity via independent HPLC testing. Each order includes a Certificate of Analysis with chromatogram data.
Yes. We ship to 32+ countries across Europe and Asia with temperature-controlled express logistics. Free shipping to Thailand, flat-rate €9 international.
Our products are pharmaceutical-grade chemical reagents intended for laboratory analysis. See our Terms & Conditions.
Lyophilized (unreconstituted) peptides should be stored at -20°C for long-term storage or 2-8°C for short-term. Once reconstituted with bacteriostatic water, store at 2-8°C and use within 30 days.

A Physician's Endorsement
Quality assurance isn't a marketing claim — it's a daily decision. I choose LifeSpanSupply because every batch is independently HPLC-verified to 99% purity, fully traceable, and held to the safety standards my patients deserve.
Dr. Pichaya Sangaunmu
M.D. · Wellness · Beauty · Longevity
9–16 of 46 products
ResearchSupreme Biologics
Bremelanotide — a cyclic melanocortin peptide studied for its effects on the central MC3R/MC4R pathway.
ResearchSupreme Biologics
Synthetic heptapeptide analog of ACTH(4-10) — studied for BDNF induction and cognitive effects.
Skin HealthBestsellerFourNines
Body Protection Compound — a 15-amino-acid gastric-derived peptide studied for tendon, ligament, and mucosal repair.
Skin HealthBestsellerFourNines
Copper-binding tripeptide (Gly-His-Lys) — naturally occurring peptide studied for collagen synthesis, hair follicle biology, and dermal regeneration.
Muscle GrowthBestsellerFourNines
Modified GRF 1-29 — a short-acting synthetic GHRH analog without the albumin-binding DAC linker.
Muscle GrowthBestsellerFourNines
Selective growth hormone secretagogue — a clean GHRP analog with minimal cortisol or prolactin elevation.
RecoveryFourNines
Delta Sleep-Inducing Peptide — a 9-amino-acid nonapeptide studied for slow-wave sleep and circadian regulation.
RecoveryBestsellerFourNines
Ala-Glu-Asp-Gly tetrapeptide derived from pineal-gland polypeptide extracts — studied for telomerase upregulation and circadian normalization.
RecoveryBestsellerFourNines
Mitochondrial-derived 16-amino-acid peptide studied for metabolic regulation and AMPK activation.
RecoveryBestsellerFourNines
Nicotinamide adenine dinucleotide — essential coenzyme central to mitochondrial energy metabolism and sirtuin activity.
ResearchFourNines
Synthetic heptapeptide anxiolytic analog of tuftsin — studied for GABAergic modulation without sedation.
ResearchCalyssee
Bremelanotide — a cyclic melanocortin peptide studied for its effects on the central MC3R/MC4R pathway.