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Yixin Amino Logo

Premium Amino Acid Manufacturing from China

Xinyi Yixin Biotechnology Co., Ltd – trusted supplier of high-purity amino acids, food additives, vitamins, and agrochemicals since 2000. ISO, USP, EP, and AJI certified.

Amino Acid Production Facility

About Xinyi Yixin Biotechnology

A leading manufacturer of amino acid products based in Xinyi City, Jiangsu Province, China.

Manufacturing Facility

Established in 2000

Xinyi Yixin Biotechnology Co., Ltd is a private enterprise specializing in the manufacturing of amino acid products. With over two decades of experience, we have grown into a multifunctional biochemical enterprise covering 100,000 square meters.

Our production capabilities include 300 tons of L-Cystine, 100 tons of L-Arginine, 300 tons of L-Cysteine monohydrate, 100 tons of L-Leucine, and 10,000 tons of amino acid powder annually.

Guided by science and technology, we focus on innovation, quality assurance, and sustainable development to meet global market demands in food, pharmaceutical, and agricultural industries.

2000
Founded
100K+
m² Facility
300t
L-Cysteine/Year
10Kt
Amino Acid Powder

Our Premium Products

High-purity amino acids, food additives, vitamins, and agrochemicals manufactured to international standards (USP, EP, AJI, API).

L-Cysteine Hydrochloride Monohydrate

L-Cysteine Hydrochloride Monohydrate

High-purity form used in pharmaceuticals, food fortification, and cosmetics.

  • Purity: ≥98.5%
  • Grade: Pharma, Food
  • Standards: USP, EP
L-Cystine USP/AJI/EP

L-Cystine USP/AJI/EP

Essential amino acid for skin health, antioxidant support, and protein synthesis.

  • Purity: ≥99.0%
  • Grade: Pharmaceutical
  • Standards: USP, AJI, EP
L-Arginine Base

L-Arginine Base

Used in dietary supplements, sports nutrition, and cardiovascular health products.

  • Purity: ≥98.5%
  • Grade: Food, Pharma
  • Form: Powder
L-Lysine Base

L-Lysine Base

Essential amino acid for immune support and protein metabolism.

  • Purity: ≥98.5%
  • Grade: Feed, Food
  • Form: Powder
L-Lysine 50% Solution

L-Lysine 50% Aqueous Solution

Liquid form ideal for animal feed and beverage fortification.

  • Concentration: 50%
  • Grade: Feed, Food
  • Stability: Long shelf life
DL-Lysine Base

DL-Lysine Base

Cost-effective lysine source for animal nutrition and feed additives.

  • Purity: ≥98.0%
  • Grade: Feed Grade
  • Form: Crystalline Powder
L-Leucine USP/AJI/EP

L-Leucine USP/AJI/EP

Branched-chain amino acid (BCAA) for muscle synthesis and metabolic health.

  • Purity: ≥99.0%
  • Grade: Pharmaceutical
  • Standards: USP, AJI, EP
L-Tyrosine AJI/USP/API

L-Tyrosine AJI/USP/API

Precursor to neurotransmitters; used in nootropics and pharmaceutical formulations.

  • Purity: ≥99.0%
  • Grade: Pharma, API
  • Standards: USP, AJI

Why Choose Yixin Amino?

We combine advanced technology, strict quality control, and global compliance to deliver reliable amino acid solutions.

Certified Quality

Compliant with USP, EP, AJI, and ISO standards. Full documentation and COA available.

Large-Scale Production

100,000 m² facility with annual output up to 10,000 tons of amino acid powder.

Global Export

Serving customers in Europe, North America, Asia, and South America.

Dedicated Support

24/7 customer service via WhatsApp, email, and phone with fast response times.

24+
Years Experience
100K+
m² Facility
30+
Countries Served
10K+
Tons Annual Output

Latest News & Exhibitions

Stay updated with our participation in global industry events and company milestones.

Shenzhen CPHI 2024

Shenzhen CPHI 2024

We proudly participated in the CPHI exhibition in Shenzhen, showcasing our latest amino acid innovations.

Date: 2024-09-13
CPHI Shanghai 2024

CPHI Shanghai 2024

Our team attended CPHI Shanghai, connecting with global partners in the pharmaceutical industry.

Date: 2024-07-10
CAC Shanghai 2024

CAC Shanghai 2024

We exhibited at CAC Shanghai, highlighting our amino acids and agrochemical solutions.

Date: 2024-03-19

Get in Touch

For quotations, technical support, or partnership inquiries, contact our team today.

Contact Information

Send Us a Message

For product inquiries, technical data sheets, or bulk orders, please visit our official website to contact us directly.

Visit Official Website to Contact

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