L-Cysteine(CAS: 52-90-4)

L-Cysteine is an amino acid with the chemical formula C3H7NO2S. It is a naturally occurring compound in the human body and is commonly used as a dietary supplement. L-Cysteine is known for its role in protein synthesis and as a precursor to glutathione, which supports immune function and detoxification. It is also used in various industries due to its unique properties, such as its ability to act as a reducing agent and chelating agent. L-Cysteine is available in both crystalline and powdered forms and is often used in pharmaceutical and food applications.

L-Cysteine has diverse applications, including pharmaceuticals, food, and industrial uses. It is used in drug formulations to enhance stability and solubility. In the food industry, it serves as a flavor enhancer and antioxidant. L-Cysteine is also added to nutritional supplements to support immune health and skin integrity. Additionally, it is used in cosmetic products and as a stabilizer in various chemical processes. Its role as a reducing agent makes it valuable in research and manufacturing.

L-Cysteine is generally considered safe when used in recommended amounts. It is well-tolerated by most people and is approved for use in food and pharmaceutical products. However, high doses may cause gastrointestinal discomfort. Proper handling, such as using gloves and ensuring good ventilation, is recommended during industrial applications. Safety standards ensure that L-Cysteine is produced and used under controlled conditions to minimize risks.

L-Cysteine should be stored in a cool, dry, and dark place to maintain its stability and prevent degradation. It is best kept in a sealed container away from moisture and air exposure. Storage temperatures should not exceed 25°C (77°F), and humidity levels should be below 60%. Avoid direct sunlight and ensure proper labeling to prevent contamination or misuse.