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L-Cysteine is a semi-essential amino acid that plays a crucial role in protein synthesis and acts as an antioxidant. It is commonly used as a food additive and nutritional supplement in the food industry.



Product Description: L-Cysteine
Product Alias: 2-Amino-3-mercaptopropanoic acid
Appearance: White crystalline powder
Character: L-Cysteine is a semi-essential amino acid that is odorless and has a slightly sweet taste. It is highly soluble in water and insoluble in alcohol.
Category: Nutritional Supplement, Food Additive
Chemical Formula: C3H7NO2S
Molecular Formula: HSCH2CH(NH2)COOH
L-Cysteine is a versatile amino acid that finds extensive application in the food industry. Its numerous benefits and wide range of uses make it a valuable ingredient in various food products.
  1. Dough Conditioner: L-Cysteine acts as a dough conditioner, improving the texture and elasticity of dough. It helps in the formation of gluten, resulting in softer and more pliable dough for bread, pastries, and other baked goods.
  2. Flavor Enhancer: L-Cysteine enhances the flavor and aroma of food products. It is commonly used in savory dishes, soups, sauces, and seasonings to improve the overall taste profile.
  3. Antioxidant: L-Cysteine acts as an antioxidant, protecting food products from oxidative damage and extending their shelf life. It helps prevent the formation of off-flavors and maintains the quality of oils, fats, and processed foods.
  4. Food Additive: L-Cysteine is approved by regulatory authorities as a safe food additive. It is used in a variety of processed foods, including baked goods, dairy products, confectionery, and beverages, to improve texture, enhance flavor, and maintain quality.
  5. Nutritional Supplement: L-Cysteine is an essential component of proteins and plays a vital role in various physiological processes. It is often added to nutritional supplements, protein powders, and sports drinks to support muscle growth, improve recovery, and promote overall well-being.
  6. Flavor Masking: L-Cysteine can help mask unpleasant flavors or off-notes in certain food products. It is commonly used in pharmaceutical preparations, infant formulas, and dietary supplements to improve palatability.
  7. Meat Processing: L-Cysteine is used in meat processing to improve the texture and tenderness of meat products. It helps break down proteins, making the meat more tender and juicy.
  8. Acrylamide Reduction: L-Cysteine has been found to reduce the formation of acrylamide, a potentially harmful compound that forms during high-temperature cooking processes. It is used in the production of potato products, such as French fries and potato chips, to minimize acrylamide levels.
  9. Hair Treatment: L-Cysteine is used in hair treatments and products to improve the strength and texture of hair. It helps in the formation of disulfide bonds, which contribute to the structural integrity of hair strands.
In conclusion, L-Cysteine is a versatile ingredient with multiple applications in the food industry. Its role as a dough conditioner, flavor enhancer, antioxidant, food additive, nutritional supplement, flavor masking agent, meat processing aid, acrylamide reducer, and hair treatment component makes it an indispensable ingredient in various food and beverage formulations.