Tyrosine

Tyrosine is a semi-essential amino acid for humans - it can be synthesized from phenylalanine under normal conditions, but additional supplementation is required if phenylalanine intake is insufficient or metabolism is abnormal (e.g., in patients with phenylketonuria). Naturally present in dairy products, meat, nuts, and legumes, it is industrially produced mainly by microbial fermentation, with a small amount via chemical synthesis. It appears as a white to pale yellow crystalline powder, has a slightly bitter taste, and exhibits poor water solubility.

Core Application Fields

Food Industry Applications

Primarily used as a nutritional fortifier and food additive to meet human nutritional needs or improve food properties.

Nutritional Fortification

Added to infant formula foods, protein powders, and meal replacement shakes to supplement essential amino acids, supporting growth and development as well as protein synthesis.

Food Additive

Incorporated into baked goods and condiments to enhance flavor stability or act as an antioxidant to delay food spoilage.

Pharmaceutical and Health Field Applications

Leveraging its function as a neurotransmitter and hormone precursor, it is used to assist in improving specific physiological states, but must be used under professional guidance.

Assisting in Mood and Cognitive Improvement

As a dietary supplement, it is used to relieve fatigue and lack of concentration caused by chronic stress, or to assist in regulating mood (note: this is only supportive and cannot replace antidepressants and other medications).

Supporting Thyroid Function

For individuals with insufficient thyroid hormone synthesis, supplementation under medical guidance can serve as an auxiliary means for thyroid treatment.

Rare Disease Treatment

Used in the treatment of certain congenital tyrosine metabolism disorders (e.g., tyrosinemia), with dosage must be strictly controlled under medical supervision.

Cosmetics Field Applications

Utilizing its property of participating in melanin synthesis, it is applied in hair care and skin care products.

Hair Care Products

Added to the formulations of hair dyes and black hair shampoos to help promote melanin production, enhance dyeing effects, or maintain hair color.

Skin Care Products

Tyrosine is included in some anti-aging or brightening skin care products to assist in regulating skin pigmentation, or as a moisturizing ingredient to improve the skin barrier.

Sports Nutrition Field Applications

Targeting high-intensity exercise populations, it helps reduce fatigue and maintain exercise performance.

Anti-Fatigue: Supplemented before or during exercise, it can reduce feelings of fatigue during physical activity and extend endurance exercise duration (the principle is to reduce the accumulation of "fatigue-signaling substances" in the brain).

Promoting Recovery: Supplemented after exercise, it can assist in muscle protein synthesis and accelerate physical recovery post-exercise.

Product Parameter

CAS No.	60-18-4
Purity	99%
Type	Nutrition Enhancers
Place of Origin	Shandong, China
Classification	Amino acid
Other Names	L-Tyrosine
MF	C9H11NO3
EINECS No.
Grade Standard	Food Grade
Appearance	White Fine Powder
Application	Food, Supplement, Cosmetic
Certificate	HALAL KOSHER ISO
Packing	25kg/bag
MOQ	27 MT
Sample	Available
Shelf life	2 years
Packaging & Delivery	Selling Units: Single item