N-Acetyl-L-Cysteine (NAC), AJI92/USP24

Weight: 200g
Sale price$51.00


N-Acetyl-L-Cysteine (NAC), an AJI92/USP24 standard semi-essential amino acid supplement, stands as a vital component in health and wellness. Derived from cysteine, it plays a pivotal role in replenishing glutathione, the body's most potent antioxidant. Its multifaceted benefits encompass a wide spectrum of health advantages, particularly in chronic respiratory conditions, fertility enhancement, and brain health support. This formulation, with a chemical formula C5H9NO3S and molecular weight of 163.191, boasts a standard AJI92/USP24 compliance, ensuring quality and efficacy.

CAS Number: 616-91-1
EC Number: 210-498-3
Chemical Formula: C5H9NO3S
Molecular Weight: 163.191
Standard: AJI92/USP24
N-acetyl-3-mercaptoalanine; Acetylcysteine; N-acetyl-3-mercaptoalanine
1-alpha-Acetamido-beta-mercaptopropionic acid;Mercapturic Acid; Mucolyticum; LNAC; NAC



White crystals or crystalline powder



Specific rotation [α]D20:


State of solution(Transmittance):

98.0% min

Loss on drying

0.50% max


2.0 ~2.8

Residue on ignition [sulfated]:

0.20% max

Chloride [Cl-]:          

0.04% max

Ammonium [NH4+]:

0.02% max

Sulfate [SO4]:

0.03% max

Iron [Fe]:

20 ppm max

Heavy metals [Pb]:

10 ppm max

Arsenic [As2O3]:

1 ppm max

Melting Point:

106 ~110 ºC


Key Features:

  • Respiratory Support: Alleviates chronic respiratory symptoms, fostering improved lung health.
  • Glutathione Production: Vital for generating glutathione, the body's primary antioxidant, crucial for detoxification and immune function.
  • Detoxification Aid: Assists in kidney and liver health, aiding in detoxification processes.
  • Immune Enhancement: Boosts immune function by elevating glutathione levels, promoting overall health.
  • Brain Health Support: Regulates glutamate levels and replenishes glutathione, positively impacting brain health.
  • Psychiatric Health: Potential to improve psychiatric disorders and address addictive behavior.
  • Blood Sugar Regulation: May stabilize blood sugar levels by reducing inflammation in fat cells.
  • Heart Health: Reduces the risk of heart disease by preventing oxidative damage.

N-Acetyl-L-Cysteine (NAC) finds extensive use across diverse health domains. Its versatility extends from being an aid in respiratory health to supporting immune function, detoxification, brain health, psychiatric disorders, blood sugar regulation, and heart disease prevention. Widely utilized as a supplement, its role in replenishing glutathione and regulating bodily functions underscores its significance in promoting overall health and well-being.

MarkNature NAC products are for research or further manufacturing use only, not for direct human use.

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