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Address: Rm 218, Tangxing Digital Bld, #6 Tangxing Rd, Xi’an, Shaanxi, China
Phone: +86 17791258855
Landline: +86 (0)29 81870046


Other Name





HACCP, ISO22000, ISO9001, EU Organic, US Organic, HALAL, KOSHER

Product Specification/ Purity



Product Description

L-Arginine is an amino acid that is one of the essential amino acids required by the human body. It is composed of an amino group and a side chain containing 5 carbon atoms. Arginine can be obtained through food intake or synthesis in the human body.
Arginine has multiple physiological functions and effects in the human body. Firstly, arginine is an important metabolite involved in protein synthesis and nitrogen metabolism processes. Secondly, arginine can catalyze the generation of nitric oxide (NO) through nitric oxide synthase (NOS), thereby expanding blood vessels and improving blood circulation. In addition, arginine is also involved in multiple physiological processes such as immune regulation, liver function support, and growth hormone secretion.
Arginine is widely present in foods such as meat, poultry, fish, dairy products, nuts, soybeans, etc. In addition, arginine can also be consumed through dietary supplements.

Product Specifications

L-Arginine 98%

Certificate of Analysis


Arginine is an important amino acid with various functions and effects, including:

  1. Vascular dilation: Arginine can promote the synthesis of nitric oxide (NO), thereby dilating blood vessels, improving blood circulation, lowering blood pressure, and contributing to cardiovascular health.
  2. Immune regulation: Arginine participates in regulating the function and activity of immune cells, helping to enhance immunity and resistance, and has a certain role in preventing infection and inflammation.
  3. Promoting growth hormone secretion: Arginine can stimulate the secretion of growth hormone, which has a certain effect on promoting growth and development, and increasing muscle mass.
  4. Supporting liver function: Arginine can promote liver detoxification function, help eliminate waste and toxins in the body, and have a protective effect on liver health.
    Enhanced sexual function: Arginine is believed to improve erectile function, enhance libido and sexual ability, and may be helpful for some sexual dysfunction.
  5. In addition, arginine is widely used in the fields of sports nutrition and exercise enhancement, and is believed to improve exercise ability, increase muscle mass, and recovery speed.

Application Cases

Why RainWoodBiotech?

RainWood Biotech is engaged in researching, producing, and exporting concerning the field of health and fitness, cosmetics, pharmaceuticals, food, and beverages additives, and also feeding staff who have obtained EU and US organic certification, KOSHER, HALAL, ISO9001, HACCP, and ISO22000.
RainWood Biotech was established in 2006, located in Shaanxi Xi’an Hi-tech Development Zone, covering 19 acres of land with a factory construction area of around 10000 square meters.

RainWood Biotech believes that natural specialty ingredients and innovative technology are the best basis for us to serve our clients’ needs. We are capable and proud to provide the greatest product solutions to increase more value of the products themselves.

Frequently Asked Questions

Rainwood provides herbal extract, cosmetic ingredient and food additive product.

Our company has its own competitive R&D team, and currently owns more than 100 employees. Among them, there are 3 Dr. doctors majored in this field. Besides, Postgraduate employee accounts 10%, undergraduate employee accounts 15%, and professional technical personnel accounts 5%. Its professional talented personnel are completely equipped in laboratory for the quality control.
Various Detection Devices are well equipped, such as HPLC, GC, UV, TLC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.
The entire production process from the source of raw material, production, inspection, warehousing, customer service and other sectors are in strict accordance with the ISO9001:2015 system.
We will provide you with satisfactory products according to your requirements.

Please contact our sales person and they will guide you with an easy and professional way for your order.

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