China Drug Peptides Manufacturers Suppliers Factory - Customized Drug Peptides Wholesale

Your Professional Drug Peptides Supplier

TNJONE is a professional manufacturer of pharmaceutical raw materials, APIs, peptides, and intermediates with over 10 years of industry experience. We operate a GMP-compliant factory in Shaanxi, China, serving pharmaceutical, research, and healthcare applications.

Strict Quality Control

Professional QA and QC teams ensure stable purity, reliable performance, and full production traceability.

Custom Manufacturing

Advanced production and testing equipment support flexible OEM/ODM solutions for different product requirements.

Reliable Supply & Delivery

Efficient production management and professional logistics help ensure stable supply and safe global transportation.

Tirzepatide Powder CAS 2023788-19-2
Product Name: Tirzepatide Powder . CAS Number: 2023788-19-2. Appearance: White to off-white powder. Purity (HPLC): ≥98.0% (USP/EP standards). Peptide Content: ≥80.0%
Retatrutide Peptide CAS 2381089-83-2
Product Name: Retatrutide Peptide PowderCAS Number: 2592008-21-0Appearance: White, sterile, lyophilized powderMolecular Formula: C215H347N61O65Molecular Weight: 4,852.5
Selank Peptide Powder CAS 129954-34-3
Product Name: Selank PeptideRegistry Number: CAS 129954-34-3Appearance: White or off-white powderPurity: ≥98%(HPLC)Grade: pharmaceutical grade
Cagrilintide Powder CAS 1415456-99-3
Product Name：Cagrilintide Powder CAS Number：1415456-99-3 Molecular Type：Synthetic peptide Appearance：White to off-white lyophilized powder Purity (HPLC)：≥ 98% Identification：HPLC / MS
5 Amino-1 Mq Powder CAS 42464-96-0
Other name: 5-Amino-1-methylquinolinium chloride/5-amino-1-methylquinolin-1-ium iodide/NNMTiCAS: 42464-96-0Appearance: Brown to reddish-brown powderSpecification: ≥99.0%Molecular Formula:
Thymosin Alpha 1 Peptide Powder CAS 62304-98-7
Other name: Thymosin α1 Acetate/Thymosin α1CAS: 62304-98-7Appearance: White PowderSpecification: ≥99.0%Molecular Formula: C129H215N33O55Molecular Weight: 3108.28EINECS No.: 1592732-453-0Shelf Life:
Thymulin Peptide Powder CAS 63958-90-7
CAS: 63958-90-7Appearance: White to off-white lyophilized powderSpecification: ≥95%Molecular Formula: C33H54N12O15Molecular Weight: 858.85 g/molSequence (One-letter): pE-A-K-S-Q-G-G-S-NShelf Life:
Thymine Powder CAS 65-71-4
CAS: 65-71-4Appearance: White or almost white crystalline powderSpecification: ≥99% (by HPLC)Molecular Formula: C₅H₆N₂O₂Molecular Weight: 126.11 g/molShelf Life: 2 Years(Proper Storage)Stock:
Oxytocin Powder CAS 50-56-6
Appearance: White to off-white powderCAS Number: 50-56-6Molecular Formula: C43H66N12O12S2Solubility: Very soluble in water; soluble in dilute acetic acid and ethanol (96%)pH (1 mg/mL in water):
Ara-290 Peptide Powder CAS 1208243-50-8
Appearance: White to off-white powderCas No: 1208243-50-8Molecular Formula: C51H84N18O21Solubility: Soluble in water or DMSOStability: Stable at -20°C for 24 monthspH (1 mg/mL in water):
Snap-8 Peptide Powder CAS 1253115-75-1
Other name: Acetyl octapeptide-1CAS: 1253115-75-1Appearance: White PowderSpecification: ≥99.0%Molecular Formula: C41H70N16O16SMolecular Weight: 1075.17Shelf Life: 24month(Proper Storage)Stock: Store
Liraglutide Powder CAS 204656-20-2
CAS: 204656-20-2Appearance: White PowderSpecification: ≥99.0%Molecular Formula: C172H265N43O51Molecular Weight: 3751.202Shelf Life: 2 Years(Proper Storage)Stock: Adequate StockCertificate: lSO, GMP,

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We provide high-purity, research-grade peptides designed to support preclinical development and enable precise modulation of biological pathways for next-generation treatments.

Specificationn

Appearance	White to off-white powder
Purity (HPLC)	≥98.0% (USP/EP standards)
Peptide Content	≥80.0%
Water Content	≤8.0%
Acetate Content	≤12.0%
Endotoxin Level	≤50 EU/mg

Benefits of Drug Peptides for Your Skin Health

Promotes Muscle Growth and Recovery

Peptides stimulate the release of growth hormones, which enhance muscle growth, improve recovery, and help maintain muscle mass.

Fat Loss

Some peptides promote fat breakdown by helping the body utilize stored fat for energy. This is particularly beneficial for individuals looking to lose stubborn fat and improve body composition.

Improved Skin Health

Peptides such as collagen peptides promote collagen production, which helps improve skin elasticity, reduce wrinkles, and enhance overall skin health.

Improved Sleep Quality

Peptides improve sleep by enhancing the body’s natural sleep cycle, leading to better rest and recovery.

Better Immune System Function

Some peptides have immune-boosting properties, helping the body fight infections and recover from illness more efficiently.

Applications of Drug Peptides

Thymosin Alpha 1 Peptide Powder CAS 62304-98-7

Treatment of Diabetes Insipidus
Diabetes insipidus is a hormonal condition in which the body produces an abnormally high volume of urine, which in turn causes the affected individual to feel thirsty and dehydrated. The condition may be treated with medications such as Vasopressin, a peptide hormone.

As a Natural Antioxidant
Natural antioxidants like Beta-alanine and L-histidine are the two amino acids that go into producing the powerful antioxidant known as carnosine. It is a two-peptide compound found in various tissues and organs in the body, such as muscles, brain tissue, and red blood cells, among other places.

Antimicrobial Effects
Defensins4 are short chains of amino acids that have a wide range of antimicrobial activity and are an important part of the immune response in the body. Synthetic versions of these molecules are being looked at as possible treatments for several health problems.

Iron Absorption
Hepcidin is a peptide hormone that may help control how much iron the body takes from food. It’s also used for diagnostic purposes. Measuring how much hepcidin is in your body can help determine if you have anemia since low levels show that your body isn’t absorbing enough iron.

Treatment of Inflammatory Bowel Disease
A peptide known as Chromofungin can potentially be effective in treating inflammatory bowel disease (IBD). It works by altering the production of compounds that contribute to inflammation in the intestine. Based on growing research,5 it may make symptoms of IBD less severe.

Comparison of Drug Peptides and Steroids

Factor	Peptides	Steroids
Mechanism	Signal the body to produce hormones	Directly replace hormones
Hormonal disruption	Typically lower	Often significant
Organ stress	Usually lower	Higher risk
Regulation	Some FDA-approved	Many controlled substances

Storage Precautions for Drug Peptides

Refrigeration is Key
Peptides should be stored in the refrigerator at a temperature of 2-8°C (36-46°F). Consistently keeping peptides in the fridge ensures they remain stable and effective. Avoid leaving peptides at room temperature for extended periods as this can lead to degradation.

Avoid Freezing (Unless Specified)
In most cases, peptides should not be frozen unless otherwise directed by the manufacturer. Freezing can affect the peptide’s structure and stability, causing it to lose potency. If freezing is recommended, be sure the vial is sealed tightly and store it at -20°C (-4°F).

Protect from Light Exposure
Peptides are sensitive to light, which can degrade their quality over time. To avoid this, store peptides in a dark container or location, shielded from direct sunlight or UV exposure. The original packaging is often designed to protect from light, so keep peptides in their original vials if possible.

Minimize Exposure to Air and Moisture
Exposure to air and moisture can cause peptides to degrade. Always ensure the vials are tightly sealed after use. Limit the number of times you open and close the container to avoid introducing air and moisture.

Keep Track of Expiration Dates
Each peptide comes with an expiration date, and using them past this date can reduce their effectiveness or pose risks. Be sure to check the expiration date and dispose of any expired peptides.

Ordering Process

Inquiry

Quotation

Communication

Order confirming

Deposit payment

Production

Testing and debugging

Balance payment

Packing

Delivery

Customer receiving

After service

Packaging and Shipping

Packaging	Vacuum-sealed vials (1 mg, 5 mg, 10 mg, 100 mg, 1 g) or bulk quantities
Shipping	We commonly use international express services such as DHL, FedEx, and UPS.

FAQ

Q: How is product quality ensured?

A: Every batch undergoes analytical verification, including HPLC and MS confirmation.

Q: What are typical lead times?

A: Standard items ship within 3–7 days. Bulk or customized orders depend on production schedule.

Q: Do you offer custom packaging or purity grades?

A: Yes. Custom specifications can be arranged depending on project requirements.

Q: Can I request a sample before bulk purchase?

A: Yes. Sample quantities are available for testing and evaluation.

Q: What documents are included with the shipment?

A: COA, MS report and HPLC trace are provided with every batch. MSDS and technical data sheets are also available.

Q: Do your products comply with GMP or FDA standards?

A: Our production and quality management system follows GMP principles and is subject to quality control according to ICH guidelines. We can meet international clients' requirements for FDA/DMF documentation (support available upon request).

As one of the most professional drug peptides manufacturers and suppliers in China, we also support customized service. Please feel free to buy bulk high quality drug peptides in stock here from our factory. For price consultation, contact us.

1253115-75-1, 80714-61-0, KissPeptin 10 Powder CAS 374675 21 5