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Home > Biochemical Engineering > Polypeptide > Tirzepatide for Sale > FS1 FST344 hot sale safe delivery more than 99% purity from China for Sale
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FS1 FST344 hot sale safe delivery more than 99% purity from China for Sale

TDS 2055 Inquiries

Unit Price:

$28-33/UNIT FOB

Get Latest Price
CAS No.:

2023788-19-2

Grade:

Pharmaceutical Grade

Content:

99%

Port:

Shenzhen

Brand:

PGpeptides

Packaging:

10 vials/kit

Price valid (until):

2026-09-24

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Peptides

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Contact Information   


    Name:Zara Wang

    Whatsapp:+852 5534 6904

    Please add me for our latest price list and COA


      Product Detail  


    Fst 344, the most basic , has sparked considerable interest in the scientific community for its potential in gene therapy. This foundational protein , where it's then converted into more specific types to target various bodily functions.

    Understanding fst 344 is crucial as it lays the groundwork for more specialized forms, which is prevalent in the bloodstream and targets muscle tissue. Its role in muscle growth and other health benefits makes it a prime candidate for those seeking to enhance their physical capabilities.

    FST344 (Follistatin-344) is a high-affinity glycoprotein belonging to the follistatin family, consisting of a specific sequence of 344 amino acids. It is generated through the alternative splicing of the precursor mRNA encoded by the single FST gene .
    In laboratory settings, recombinant forms of this protein are utilized for experimental manipulation, typically presented as highly purified compounds for research purposes.

    Mechanism of Action

    Functioning as a potent protein-binding antagonist, FST344 operates by sequestering specific ligands to modulate cellular signaling pathways. Its core mechanisms include:
    • Activin Antagonism: FST344 binds directly to activin with high affinity, acting as a specific antagonist that prevents activin from interacting with its native receptors . This action inhibits the biosynthesis and secretion of pituitary follicle-stimulating hormone (FSH) .
    • Myostatin Modulation: It binds to myostatin, a member of the TGF-β superfamily that naturally restricts muscle growth. By inhibiting myostatin activity, FST344 removes the "brakes" on muscle development, thereby promoting myofiber hypertrophy and increasing skeletal muscle mass .
    • Signal Pathway Regulation: Through the neutralization of these ligands, FST344 influences downstream signaling cascades, such as the Smad pathway, facilitating cell proliferation, differentiation, and tissue homeostasis .

    Research Advantages

    FST344 is a pivotal subject in the fields of physiology, genetics, and regenerative medicine due to its specific regulatory roles:
    • Skeletal Muscle Enhancement: Studies in transgenic models demonstrate that the overexpression of FST344 leads to a significant increase in lean muscle mass and a reduction in body fat percentage without inducing cardiac hypertrophy or reproductive abnormalities .
    • Reproductive Endocrinology: It serves as a key tool for investigating the molecular mechanisms governing the hypothalamic-pituitary-gonadal axis and the regulation of fertility .
    • Metabolic and Disease Analysis: It offers insights into the complex roles of TGF-β superfamily inhibition in metabolic disorders, such as sarcopenia and non-alcoholic fatty liver disease, as well as its potential influence on tumor progression and immune responses .


    Items Specifications
    Product Name Fst344
    CAS No. 2023788-19-2
    Package 10 vials/kit
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      Company Profile


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    ECHEMI Editorial Reference

    Tirzepatide (LY3298176) was developed as a dual agonist to both GLP-1 and gastric inhibitory polypeptide (GIP) receptors (Frias et al., 2018). Similar to GLP-1, GIP is an incretin hormone that functions to induce insulin secretion.

    Certificates

    Basic Info
    Product Name:

    Tirzepatide

    Other Name:

    LY3298176;

    CAS No.:

    2023788-19-2

    Molecular Formula:

    C225H348N48O68

    Molecular Weight:

    4813

    EC Number:

    200-001-8

    Categories:

    Polypeptide

    Characteristics
    Appearance:

    White to off-white

    Research
    Class:

    Dual agonist — GIPR, GLP-1R

    Status:

    FDA-approved (Mounjaro / Zepbound)

    Mechanism:

    Dual glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptor agonist. A 39-amino-acid modified peptide with a C20 fatty diacid moiety that enables albumin binding for extended half-life (~5 days). Selectively activates both GIPR and GLP-1R signaling pathways.

    EC50 (Human GLP1R):

    0.934 nM

    EC50 (Human GIPR):

    0.0224 nM

    Source:

    Frias JP, et al. N Engl J Med. 2021;385(6):503-515.DOI

    FDA:

    Mounjaro, Zepbound (approved 2022-05-13)

    References
    ChEMBL:

    CHEMBL4297839

    DrugBank:

    DB15171

    KEGG DRUG:

    D11360

    PubChem:

    PubChem

    Disclaimer:

    Tirzepatide is approved as a prescription medicine (Mounjaro, Zepbound) in certain jurisdictions. This listing is for industrial and laboratory research use only. Research-chemical listings on B2B marketplaces are not interchangeable with approved medicines. Confirm CAS, specification, and regulatory pathway with the seller. It is not medical advice, a clinical recommendation, or an approved therapy description.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Peptides

    Location:

    Y17, Room 310, East Third Floor, No. 64 and 66 Jianzhong Road, Tianhe District, Guangzhou City

    Payment Terms:

    TT against copy of documents,100% TT in advance

    Average lead Time:

    1

    Total Employees:

    11-50

    Year of Establishment:

    2026

    Founded in 2024, PGpeptides is a specialized supplier of high-purity
    research peptides serving the global scientific community. With deep
    industry expertise, we deliver consistent product quality, competitive
    pricing, and flexible service tailored to research institutions, laboratories,
    and distributors worldwide.
    Our operations span North America, Europe, Asia, Australia, and the
    Middle East, backed by a mature international trade infrastructure and a
    reliable global fulfillment network. We have earned strong recognition 
    and trust across the markets we serve.
  • Inquiry History
    2055 Inquiries
    Country Product Purchase Quantity Date Posted
    United States

    2023788-19-2 in unlabeled vials 10, 15 and 30 mg

    10  Feb 14, 2024
    United States

    Peptide drug GLP-1 Agonists Tirzepatide CAS 2023788-19-2 Weight loss 399 Inquiries

    10 MG Apr 3, 2024
    United States

    Tirzepatide Raw Powder Weight Loss Peptides CAS No 2023788-19-2 Tirzepatide Injection Peptides

    2 MT Dec 13, 2025
    Hongkong, China

    2023788-19-2

    1 KG Aug 13, 2026
    Germany

    2023788-19-2

    1 MG Jun 18, 2026
    United States

    2023788-19-2 Retatrutide

    1 G Sep 22, 2023
    United States

    2023788-19-2 Trizepatide

    10 MT Oct 29, 2023
    United States

    Tirzepatide 2023788-19-2

    Feb 19, 2024
    United States

    Tirzepatide 2023788-19-2

    10 G Oct 31, 2023
    United States

    Trizepatide 2023788-19-2 Raw Material LY3298176 Tirzepatide powder

    Dec 2, 2025
    United States

    Fat Burning Peptides Tirzepatide 10mg/Vial 15mg/Vial Tirzepatide CAS: 2023788-19-2

    1 MT Jan 25, 2024
    United States

    Pharmacy Grade CAS 2023788-19-2 Tirzepatide 99% White powder Tirzepatide

    1 MT Oct 20, 2023
    United States

    Peptide drug GLP-1 Agonists Tirzepatide CAS 2023788-19-2 Weight loss

    2 KG Oct 20, 2023
    United States

    supply Tirzepatide Safe Material Shipping Trizepatide 2023788-19-2 Raw Tirzepatide powder

    10 MG Apr 4, 2024
    United States

    COA Offer Top quality Weight Loss Peptides Tirzepatide 10mg/vial GLP-1 2023788-19-2

    1 MT Sep 10, 2023
    Kenya

    Janoshik Test Tirzepatide 99% White powder High Quality Tirzepatide Weight loss CAS 2023788-19-2

    30 MG Dec 26, 2025
    United States

    Ex-factory price tirzepatide T30 10vials 30mg kit cas 2023788-19-2 for weight loss peptide

    10  Dec 30, 2024
    United Kingdom

    Manufacturer supply high quality hot sale lowest price Tirzepatide CAS NO,2023788-19-2 99% powder 2023788-19-2 Claire

    100 G Nov 4, 2023
    Canada

    99.9% Purity GLP-1 Injection Weight Loss Peptides Liraglutide Retatrutide Tirzepatide Semaglutide 5mg 10mg CAS 2023788-19-2

    2 MT Oct 22, 2023
    United Kingdom

    tirzepatide

    10 MG Oct 21, 2025
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