Retatrutide is a high‑purity synthetic peptide produced for laboratory and scientific research purposes only. Also known by its developmental code LY3437943, it is a novel multi‑receptor agonist peptide designed to interact with key metabolic receptor systems in preclinical and basic science studies. The substance is manufactured under strict quality control conditions, ensuring a purity level of no less than 99% as verified by high‑performance liquid chromatography (HPLC). Each batch is accompanied by a detailed Certificate of Analysis (COA) that outlines purity data, molecular identity confirmation via mass spectrometry (MS), residual solvent levels, and other relevant quality parameters to support reliable and reproducible laboratory work.
Chemically, Retatrutide is a 39‑amino‑acid peptide with a molecular formula of C208H318N54O63 and a molecular weight of approximately 4536.5 Da. Its structure is based on a modified GIP sequence, incorporating specific amino acid substitutions and a C20 fatty diacid chain that enhances binding affinity and extends functional stability in experimental environments. The product is supplied in lyophilized (freeze‑dried) powder form, appearing as a white to off‑white solid cake or powder, which ensures long‑term stability during storage and transportation. It is packaged in sterile Type I borosilicate glass vials with secure crimp seals to prevent contamination and moisture exposure.
This peptide is intended exclusively for in vitro research, biochemical analysis, receptor binding assays, cell‑based experiments, and related academic or industrial laboratory investigations. It serves as an essential research tool for exploring complex biological pathways, studying receptor signaling mechanisms, and examining the molecular interactions between peptide ligands and their target receptors in controlled laboratory settings. Researchers commonly employ Retatrutide in studies focused on peptide pharmacology, metabolic pathway regulation, molecular biology, and pharmaceutical development projects at the preclinical stage.
Proper storage and handling are critical to maintaining the integrity and activity of Retatrutide. The lyophilized powder should be stored at temperatures of -20°C or below, in a dry, sealed environment protected from direct light and humidity. Under these recommended conditions, the product maintains its stability and purity for a minimum period of 24 months from the date of manufacture. When preparing the peptide for experiments, reconstitution should be performed using appropriate laboratory solvents following standard protocols, and the resulting solution should be used promptly or stored at low temperatures to avoid degradation.
Our Retatrutide research peptide is produced in compliance with international laboratory material standards, with comprehensive quality documentation provided for every batch. We guarantee consistent purity, accurate molecular identity, and reliable performance for scientific research applications. Please note clearly that this item is not suitable for human consumption, clinical administration, diagnostic procedures, or any form of therapeutic use. It is sold solely to qualified researchers, laboratories, and research institutions for experimental purposes in accordance with local regulations and institutional safety guidelines.
| Items | Specifications |
| Product Name | Retatrutide |
| Appearance | White powder |
| CAS No. | 2381089-83-2 |
| Shelf Life | 1years |
| Storage | After reconstitution store at 2°C - 8°C |
1. How to make an order?
Send me message and let me know what you need with quantity , then i will calculate to you.
2. What's the lead time and shipping ways?
We will delivery to the package by USPS, FEDEX, DHL paket and UPS express to you after receive your payment, it would take around 5-15 days to your address.
3. How do i keep the peptides when i receive it ?
Peptides in the form of lyophilized powder can be transported at room temperature by vacuum packaging, while polypeptides in the dissolved state need to be refrigerated at 2°C - 8°C. For long-term storage, peptides should be stored in the form of lyophilized powder store at -20°C or -80°C in a sealed container with desiccant, which can avoid the degradation of peptides to the greatest extent.
4. What's the payment methods ?
We could accept pay through paypal,bank transfer, XTransfer and bitcoin.
Our company has independent factories, mass production of pharmaceutical intermediates, organic intermediates and other raw materials, widely used in medicine, health care products, cosmetics, nutritional supplements, food additives and other fields.
Our company adheres to the business philosophy of integrity and cooperation. scientific innovation and service first.With absolute quality assurance as the purpose and perfect service system as the basis, our company provides efficient and satisfactory consulting services, sincerely welcomes your business inquiries,and looks forward to working with you to create a new future.
Key Products:
Our primary focus encompasses a range of products, including weight loss peptides, medicinal peptides, cosmetic peptides, and customized peptides. Notable among our weight loss peptide offerings are Semaglutide, Tirzepatide, Retatrutide, and others.
We are a chemical manufacturer integrating production, processing and export, mainly dealing in pharmaceutical intermediates and various industrial chemicals. Since its establishment, the company adheres to the spirit of "integrity management, strict quality control, customer first", and has won praise from customers at home and abroad. We have also established an excellent professional sales team with rich international marketing experience, able to efficiently provide a range of products and professional services.
With synthetic biology platform technology as the core, it conducts innovative research and development, mainly engaged in the research and development of recombinantly expressed pharmaceutical peptides and proteins. Its products include innovative drugs, APIs, pharmaceutical and green synthetic industrial enzymes, functional peptides and protein products, etc.
At present, our company has realized the industrialization of a variety of biosynthetic peptide products and has obtained cooperation orders from many well-known domestic and foreign pharmaceutical companies.
Our Retatrutide research peptide stands out in the global biochemical reagent market with comprehensive quality advantages, stable performance and strict production standards, making it a highly trusted raw material choice for scientific laboratories, biochemical research institutions and pharmaceutical research and development teams worldwide. Adhering to rigorous production technology and complete quality control systems, we ensure every batch of Retatrutide maintains ultra-high purity, stable molecular activity and excellent batch consistency, fully meeting the high-standard experimental requirements of various professional research projects.
First of all, our product features superior purity and strict quality inspection standards. All Retatrutide materials are produced through multi-stage professional synthesis and high-precision purification processes including high-performance liquid chromatography separation and molecular screening technology. The final product achieves an HPLC purity of over 99%, with extremely low residual impurities, solvent residues and miscellaneous peptide components. Each batch undergoes comprehensive professional testing including molecular weight identification, structural verification, impurity analysis and stability detection. Complete COA test documents are provided for each shipment, which can effectively support the accuracy, repeatability and data credibility of all kinds of biochemical experiments and mechanism research.
Secondly, our Retatrutide possesses excellent structural stability and biological activity consistency. Optimized amino acid sequence and professional lyophilization process greatly enhance the structural stability of the peptide molecule. The advanced freeze-drying technology completely locks the molecular activity of the product, effectively avoiding molecular degradation and activity attenuation caused by temperature changes, humidity and long-term transportation. The finished product presents uniform white lyophilized powder with fine texture, good solubility and stable physical and chemical properties. It maintains long-term stable activity under standard low-temperature sealing storage conditions, providing reliable and consistent experimental performance for long-cycle research projects and repeated experimental verification.
In terms of product technical advantages, Retatrutide is a novel and high-value synthetic peptide reagent with a unique triple-receptor binding structure. Compared with traditional single-receptor and dual-receptor peptide research materials, it has richer research dimensions and broader application prospects in biochemical pathway exploration, receptor interaction analysis and molecular mechanism research. Its optimized molecular structure and balanced binding characteristics enable researchers to conduct more comprehensive and in-depth exploration of biological signal pathways, metabolic regulation mechanisms and peptide molecular pharmacological characteristics, which can greatly enrich the research depth and experimental value of related scientific projects.
We have independent standardized production workshops and mature industrial production systems, with outstanding advantages in batch stability and supply capacity. Different from small-scale laboratory trial production, our mass production process realizes standardized parameter control in every link of raw material selection, synthetic reaction, purification treatment, freeze-drying molding and vacuum sealing packaging. It effectively eliminates batch difference problems and ensures consistent purity, appearance, solubility and activity performance of every batch of products. We support stable long-term bulk supply and flexible customized small-batch orders, with sufficient inventory and fast delivery efficiency, which can fully meet the procurement needs of different research institutions and trading customers.
In terms of packaging and transportation advantages, all our Retatrutide products adopt professional sterile vacuum sealing packaging. High-quality medical-grade glass vials and crimp sealing structure can effectively isolate air, moisture and external pollution factors, ensuring that the product will not be affected during long-distance international transportation and cross-border logistics. The product is equipped with professional low-temperature protection measures to maintain stable product status during transit, greatly reducing the risk of product activity loss and quality fluctuation.
All products are strictly defined as professional laboratory research reagents, exclusively used for scientific research, biochemical analysis, cell experiment exploration and pharmaceutical precursor research. We strictly abide by industry specifications and platform rules, and all products are prohibited for human body related use, clinical application and non-scientific research scenarios. With stable quality, superior performance, complete documents and reliable supply system, our Retatrutide has become one of the most competitive high-purity peptide research reagents in the global market, winning long-term recognition and stable cooperative relationships with customers from various countries and regions.
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