L-Arginine L-glutamate is an amino acid complex formed by the ionic bond between L-arginine and L-glutamic acid. It appears as white crystalline powder, odorless, easily soluble in water, high in safety, and has the physiological functions of both amino acids. Its core application is in the food and beverage field. As a nutritional fortifier, it can supplement the essential amino acids needed by the human body and improve the nutritional value of products, which is often used in sports nutrition preparations, infant formula foods and functional drinks. In the medical field, it can be used as a component of amino acid transfusion for post-operative recovery and nutritional supplement for people with weak constitution, and can also assist in regulating body metabolism. In addition, it is also used in the cosmetics field to improve skin moisturizing performance and soothe the skin, as well as in the feed field as a livestock and poultry nutritional additive to promote animal growth and development, making it a versatile amino acid functional raw material in multiple fields.