Name : Joyce
Whatsapp/wechat: +852 6571 4890
Email: joyce@tongpeptides.com
Product Name: Retatrutide
CAS No.: 2381089-83-2
Alias: LY3437943
Appearance: White crystalline powder
Purity: ≥99%
Molecular Formula: C180H343N59O53
Storage Condition: Store sealed in a cool and dry place, avoid direct sunlight.
Product Introduction
Retatrutide (LY3437943) is a synthetic polypeptide compound. Our product adopts mature synthesis process, stable batch quality, high purity. Each batch can provide COA, HPLC test report.
Whenever possible, after the product is dissolved, you should apply it to your experiment on the same day. However, if you need to do pre-experiment in advance, or if you need to completely dissolve it, we suggest that you store the solution in an aliquot in a sealed vial at -20℃. Usually, these can be used for up to two weeks. Before use, before opening the sample bottle, we recommend that you balance the product to room temperature for at least 1 hour
Why Choose Us
We own self‑operated factories specializing in the large‑scale production of pharmaceutical intermediates, organic intermediates and other raw materials. Our products are widely applied across pharmaceuticals, health‑care products, cosmetics, nutritional supplements and food additives.
Upholding the business philosophy of integrity‑based cooperation, scientific innovation and service priority, we place top priority on reliable product quality and build a comprehensive service system. We deliver responsive, high‑quality consultation services to meet your requirements. We sincerely welcome your inquiries and look forward to forging partnerships with you for shared growth and a promising future.
Key Products
We specialize in multiple peptide product lines, covering weight‑management peptides, pharmaceutical‑grade peptides, cosmetic‑use peptides and custom‑synthesized peptides. Our key weight‑loss peptide portfolio includes Semaglutide, Tirzepatide, Retatrutide and more related compounds.
Clinical Performance
Retatrutide has exhibited impressive therapeutic outcomes in clinical investigations. Data from a recent Phase 3 clinical trial revealed pronounced weight‑loss effects among subjects administered Retatrutide. Within a 48‑week treatment cycle, test participants achieved an average body‑weight reduction of as much as 15%, outperforming many currently available anti‑obesity medications.
Beyond weight‑lowering effects, Retatrutide delivers positive impacts on cardiovascular risk profiles. It helps optimize blood pressure, lipid parameters and inflammatory biomarkers, which in turn lowers the overall likelihood of cardiovascular‑related disorders.
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| Items | Specifications |
| Shelf Life | 2 Years |
| Product Name | Retatrutide |
| CAS number | 2381089-83-2 |
| Purity | 99% |
| Molecular Weight | 4813.527g/mol |
| Appearance | White powder |
| Storage | Dry and Cool Place |
| Grade | Pharmaceutical Grade |
| Specification | 5mg 10mg 15mg 20mg 30mg 40mg 50mg 60mg |
Company Profile
Chongqing Best Biotechnology Co., Ltd. is a dynamic and forward‑thinking enterprise operating in the biotechnology space. We take “Quality Oriented, Customer Centric” as our core guideline. By strictly implementing high‑standard quality control and customer‑focused services, we keep promoting technological upgrading in the biotech industry.
Driven by technical innovation and pursuit of high standards, our goal is to bring value to global healthcare. As a specialized manufacturer of peptide products, we are supported by an experienced R&D group made up of senior researchers and technical engineers. Our team keeps conducting technical exploration and product iteration, aiming to develop peptide solutions that are safer, higher‑efficiency and more competitive in global markets. Our main product scope covers weight‑management peptides, beauty‑use cosmetic peptides as well as custom peptide synthesis services. Our star weight‑loss peptide products include Tirzepatide, Semaglutide, Retatrutide and other related peptide compounds.
We provide stable, time‑efficient custom production services for pharmaceutical APIs under strict quality management protocols. We maintain seamless communication throughout every project phase to meet individualized client demands. Backed by our professional sales force that prioritizes quality and after‑sales support, we have gained solid market achievements for years. We devote great efforts to developing overseas markets; our products are exported to a wide range of countries and regions including Europe, North America, Southeast Asia, the Middle East and Africa.
We follow our business principle: “Put customers first, uphold good reputation, guarantee product quality, deliver professional services”. Our goods sell well both in domestic and international markets. We sincerely hope to establish stable long‑term cooperative relationships and achieve mutual growth with partners all over the world based on mutual benefits. Should you have any interest in our company or product offerings, please feel welcome to contact us for further information.
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How to place an order
Kindly send us your inquiry specifying the product name and required quantity, and we will prepare a quotation accordingly.
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What are the lead time and available shipping methods
Once your payment is confirmed, we will dispatch goods via USPS, FedEx, DHL or UPS. Delivery normally takes 5‑15 working days to arrive at your destination.
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How to store peptides after receipt
Vacuum‑packed lyophilized peptide powder can be transported under room‑temperature conditions. After reconstitution, peptide solutions must be stored at 2°C‑8°C (refrigerated).
For long‑term preservation, keep peptides as lyophilized powder in a sealed container with desiccant at ‑20°C or ‑80°C. This will minimize peptide degradation.
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What payment methods are supported
We accept payments via bank transfer and Bitcoin
Research & Reference Note
Tong Peptides RT40 high-quality products, fast and safe delivery,99% high-purity, on-time shipment, reasonable price high quality. is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.
Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.
Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals
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