L-Cysteine CAS 52-90-4

��发布时间：2025-03-27 ��浏览次数：522次

 Chemical Name: L-Cysteine

CAS Number: 52-90-4

Molecular Formula: C3H7NO2S

Molecular Weight: 121.16 g/mol

Appearance: White crystalline powder

Solubility: Soluble in water

Storage Conditions: Store in a cool, dry place, away from moisture and direct sunlight.

What is L-Cysteine?
L-Cysteine is a sulfur-containing amino acid, widely found in proteins and involved in various biological processes within the body. It is a precursor for the synthesis of important molecules like glutathione and keratin. L-Cysteine has antioxidant properties, helping to maintain cell health, especially in skin and hair.

Functions and Applications of L-Cysteine

Antioxidant Properties:
L-Cysteine is an important precursor for glutathione, which has strong antioxidant abilities. It helps clear free radicals from the body, slows the aging process, and protects against the damage caused by environmental pollutants and stress.

Improving Skin and Hair Health:
Due to its role in keratin synthesis, L-Cysteine plays an important role in maintaining the health of hair and skin. It helps keep hair strong and shiny, improving skin elasticity and texture, and is commonly used in beauty and hair care products.

Supporting the Immune System:
L-Cysteine enhances the immune system by supporting higher levels of glutathione in the body, which boosts immune cell function and strengthens the body’s ability to resist infections and diseases.

Detoxification and Liver Protection:
L-Cysteine supports liver detoxification by promoting glutathione production. Glutathione helps the liver clear toxins from the body and protects it from harmful substances.

Relieving Respiratory Issues:
L-Cysteine is commonly used to alleviate respiratory conditions such as chronic bronchitis or coughs. It helps to thin mucus and promote the clearance of the respiratory tract, improving lung health.

Safety and Side Effects:
L-Cysteine is generally considered safe with minimal side effects. However, excessive long-term intake may cause stomach discomfort or nausea, so it is recommended to use it according to the suggested dosage. People with allergies should consult a doctor before use.

Summary:
L-Cysteine is an important sulfur-containing amino acid with strong antioxidant properties. It plays a key role in maintaining skin and hair health and supports immune system function. It also has potential benefits for detoxification, anti-aging, and improving respiratory health. It is widely used in health supplements and beauty products.