Your Professional Peptide Supplier
Xi'an Yinherb Biotechnology Co., Ltd. founded in 2009, has been deeply engaged in the biotechnology field for more than a decade and has developed a professional layout integrating research and development (R&D) and production.Focusing on the technological R&D and innovation of nootropics, cosmetics, and peptide raw material, it has steadily grown into a leading manufacturer in the dietary supplement raw material sector by virtue of its solid scientific research capabilities.
Why Choose Us
Our Service
We can offer high quality products(COA, HPLC. NMR and IR test for every batch), OEM, ODM service, and fast shipping, good after sales service.
Professional Team
The company has built a core team led by over 10 experienced doctors, covering senior researchers and professional managers.
Main Market
The company's products are exported to more than 20 countries and regions around the world, with the main trading countries being North America, Europe, Australia and other countries, with an annual export value of over 20 million US dollars.
Certificates
All our products are manufactured in strict compliance with internationally recognized quality and management systems, including ICH Q7, cGMP, and OHSAS 18001.
Advantages of Peptide

Improved Skin Health: Peptides like collagen and copper peptides are widely used to enhance skin elasticity, hydration, and reduce the appearance of wrinkles and fine lines. They can also promote wound healing and improve the overall texture and tone of the skin.
Enhanced Muscle Growth and Recovery: Peptides such and growth hormone secretagogues have shown promising results in promoting muscle growth, reducing inflammation, and speeding up recovery times after injury or intense exercise. Athletes and fitness enthusiasts often use these peptides to enhance performance and reduce the risk of injury.
Weight Loss Support: Peptides like semaglutide can aid in weight management by suppressing appetite and enhancing fat loss. By regulating blood sugar levels and promoting feelings of fullness, peptides offer an effective option for those struggling with weight loss.
Immune System Enhancement: Thymosin Alpha-1 has powerful immune-boosting effects, making it valuable in treating infections and autoimmune conditions. Peptides like this can help improve the body’s natural defenses, particularly in individuals with weakened immune systems.
Improved Sexual Function: Peptides like provide an alternative for individuals suffering from sexual dysfunction. By acting on the brain to increase sexual desire, these peptides offer a new approach to treating issues like low libido and erectile dysfunction.
Minimal Side Effects: Peptide therapies are generally well-tolerated, with minimal side effects compared to traditional medications. Since peptides are naturally occurring in the body, there is a lower risk of adverse reactions, making them a safer option for many patients.
Specification
|
No. |
ITEMS |
INDEX |
|
|
1 |
Particle size (% <40 mesh) /(%) |
≥80 |
|
|
2 |
Loss on drying/(%) |
≤8.0 |
|
|
3 |
Lead/(mg/kg) |
≤5.0 |
|
|
4 |
Arsenic/(mg/kg) |
≤3.0 |
|
|
5 |
Total viable count/(CFU/g) |
≤50000 |
|
|
6 |
Coliform Bacteria/(CFU/g) |
≤30 |
|
|
7 |
Escherichia coli |
(CFU/g) |
<10 |
|
(MPN/g) |
≤3.0 |
||
|
8 |
Salmonella/(25g) |
Not Detected |
|
|
9 |
Product Appearance |
Light yellow to yellowish-brown powder |
|
Types of Peptides

Signal peptides
Signal peptides work by triggering skin fibroblasts to promote the production of collagen and elastin production. The new collagen and elastin helps maintain the skin’s elasticity. Most peptides in skincare, namely collagen and copper peptides, are signal peptides.
Carrier peptides
Carrier peptides deliver specific enzymes to deeper layers of the skin for better absorption. Because of their lower molecular weight they can penetrate the skin deeper than larger molecules.


Neuropeptides
Some wrinkles and lines are caused by the regular contraction of muscles that leads to expression lines. Neuropeptides work within the muscles that contribute to these lines.
Enzyme inhibitor peptides
This type of peptide can inhibit enzymes that break down existing collagen and other proteins to slow down the process of skin ageing.

Ingredients of Peptide
Peptides & vitamin C
Combine vitamin C and peptides to boost their antioxidant properties protecting the skin against environmental aggressors. Start with a vitamin C and follow with a peptide serum or moisturiser for best results.


Peptides & niacinamide
Peptides and niacinamide are also two skincare ingredients that work in harmony on your complexion. Niacinamide helps with hyperpigmentation by targeting the pigment cells responsible for dark spots.
Peptides & Retinol
Retinol and peptides are both anti-ageing skincare ingredients that can enhance each others skin benefits. Retinol helps speed up skin cell turnover as well as support collagen production, enhancing the the anti-ageing skin benefits of peptides.


Peptides & hyaluronic acid
Last but not least, peptides and hyaluronic acid are yet another ingredient combination that can be used together for maximal skin benefits. Hyaluronic acid works by drawing moisture from the atmosphere directly into the skin’s surface, keeping skin hydrated for plumper and smoother skin.
Application Of Peptide
Controlled enzymatic hydrolysis for preparing bioactive peptides from plant proteins.
* Can act synergistically with various proteases.
* Stable product, easy separation.
* Can be used to produce food nutritional fortifiers.
Deep enzymatic hydrolysis for preparing flavor peptides from plant proteins.
* Capable of deep hydrolysis of substrates.
* Used in producing various characteristic flavor peptide products.
* Can be used to produce high-grade condiments.
Application in the beer brewing industry.
* Improves the Lundin fractionation of proteins in wort.
* Increases the α-amino nitrogen content in wort.
* Enhances the colloidal stability of beer.
Application in the plant extraction industry.
* Can thoroughly or selectively eliminate or reduce the viscosity of medicinal liquids.
* Accelerates filtration speed.
* Effectively resolves issues like sedimentation, layering, and flocculation, providing good clarification.

Package Dan Storage
| Package | 25kg/drum. |
| Storage | This product is an active biological preparation. It should be protected from light, stored at low temperature, kept dry, and ventilated during transportation and storage. |
| Shelf life | In its original sealed packaging under cool, dry conditions, the shelf life is 12 months. |
FAQ
Xi’an Yinherb Bio-Tech Co., Ltd. is one of the most reliable peptide manufacturers and suppliers in China, featured by quality products and good price. Please rest assured to buy cheap peptide made in China here from our factory. Customized orders are welcome.
Glyx 13 Peptide, CAS 120287 85 6, CAS 1415456 99 3