N-Acetyl L-Cysteine (NAC) 600 mg – Glutathione Replenishment, Liver Detoxification & Respiratory Comfort – Advanced Antioxidant for Cellular Protection & Immune Resilience

N-Acetyl L-Cysteine (NAC) 600 mg, Life Extension is a concentrated supplement providing 600 mg of N-acetyl-L-cysteine per capsule, a key precursor to glutathione—the body’s endogenous antioxidant “shield.” NAC supports rapid replenishment of intracellular glutathione (GSH), essential for neutralizing free radicals, phase II liver detoxification, membrane protection, and maintaining cellular resilience against everyday oxidative stress. The Life Extension formula offers a clear dosage that’s easy to integrate into daily routines, addressing those seeking antioxidant protection, respiratory comfort, and long-term metabolic support.

Detailed benefits of N-acetyl-L-cysteine – glutathione precursor, 600 mg per capsule

• Glutathione replenishment and systemic antioxidant protection

Glutathione (GSH) is the primary intracellular antioxidant, involved in defense against reactive oxygen species and in recycling other antioxidants. Through NAC intake:

✅ You support cellular glutathione synthesis, reinforcing the endogenous antioxidant response
✅ You help protect proteins, lipids, and DNA against oxidative stress
✅ You maintain a functional redox balance, important during demanding periods

• Liver detoxification and metabolic clarity

The liver manages a considerable volume of endogenous and exogenous compounds daily. NAC supports conjugation and elimination by:
✅ Providing cysteine needed for phase II detoxification (glutathione-S-transferases)
✅ Protecting hepatocytes against free radicals generated during biotransformation
✅ Contributing to clear metabolic dynamics, correlated with overall well-being

• Respiratory comfort and secretion fluidity

NAC has mucolytic properties by breaking disulfide bonds in viscous mucus:
✅ Supports the thinning of secretions and the clearing of airways
✅ Encourages respiratory comfort during seasonal challenges
✅ Helps maintain respiratory hygiene alongside healthy habits

• Immune resilience and balanced response

A well-protected antioxidant cellular environment allows the immune system to function coherently:
✅ Supports the integrity of immune cells under oxidative conditions
✅ Contributes to a balanced physiological response to daily challenges
✅ Supports perceived vitality during periods of increased demands

• Mitochondrial health and energy production

Mitochondria are sensitive to lipid peroxidation and the buildup of free radicals. With adequate GSH reserves:
✅ Mitochondrial components involved in oxidative phosphorylation are protected
✅ ATP production efficiency and daily energy clarity are supported
✅ Adaptation to moderate effort and recovery are favored

• Skin and tissue balance

Oxidative stress affects collagen, skin lipids, and structural proteins:
✅ Via glutathione, NAC helps protect against cutaneous lipid peroxidation
✅ Contributes to skin comfort and an even-looking appearance
✅ Supports tissues facing environmental factors (pollution, indirect UV radiation)

• Mental clarity and neuronal protection

Neurons, rich in lipids and with high energy demand, require redox protection:
✅ NAC helps maintain oxidative homeostasis in the neuronal environment
✅ Supports mental clarity and focus during demanding activities
✅ Favors cognitive comfort in the context of modern life

• Joint comfort and response to effort

Excessive oxidation can heighten post-exertion discomfort in tissues:
✅ NAC helps modulate oxidative stress after physical activity
✅ Contributes to a perception of everyday mobility
✅ Integrates well alongside hydration and balanced nutrition to support recovery

• Sugar metabolism and lipid profile – redox perspectives

An elevated oxidative background can influence how the body processes carbohydrates and lipids:
✅ NAC supports a cellular environment conducive to balanced metabolic management
✅ Helps protect components involved in lipid transport and oxidation
✅ Favors a stable perception of energy throughout the day

• Who is NAC 600 mg, Life Extension suitable for

— People seeking efficient glutathione replenishment for cellular protection
— Those aiming for respiratory comfort and thinning of secretions
— Individuals interested in hepatic support and daily metabolic clarity
— Anyone looking for antioxidant resilience amid an intense lifestyle

• Physiological synergies – how NAC ties into the “antioxidant network”

The endogenous antioxidant network is interconnected: glutathione cooperates with vitamin C, vitamin E, coenzyme Q10, and antioxidant enzymes (SOD, catalase, GPx). In this context, NAC:
✅ Provides the “raw material” for glutathione, the central pivot of the network
✅ Enables recycling of other antioxidants, maintaining overall efficiency
✅ Contributes to a rapid, flexible response to oxidative challenges

• Integration into lifestyle

NAC’s effects are maximized alongside healthy habits: adequate hydration, proper protein intake (including sulfur-containing amino acids), consumption of vegetables/fruits rich in phytonutrients, moderate exposure to natural light, and conscious breathing. Together:
✅ Redox balance and recovery capacity are stabilized
✅ Respiratory comfort and mental clarity are reinforced
✅ A functional, daily-observable sense of vitality is supported

• Key advantages at a glance

✅ Rapid glutathione replenishment for endogenous antioxidant protection
✅ Hepatic support and phase II detoxification, with hepatocyte protection
✅ Respiratory comfort via mucolytic properties and airway hygiene

✅ Support for mitochondria and cellular energy production
✅ Contribution to mental clarity, joint comfort, and daily tone
✅ Robust dosing: 600 mg NAC per capsule, in Life Extension style – quality and consistency

N-Acetyl L-Cysteine (NAC) 600 mg, Life Extension provides a direct and efficient approach to protecting cells against oxidative stress, supporting the liver, breathing, and metabolism in a concentrated formula. Through its central role in glutathione synthesis, NAC becomes an essential tool for physiological resilience and everyday performance in a dynamic environment.




 

Directions

Take one capsule 1–3 times daily, or as recommended by a physician.




 

Other ingredients

Vegetable cellulose (capsule), vegetable stearate, silica.

Warnings

Store tightly closed in a cool, dry place.
Keep out of reach of children.
Do not exceed the recommended dose.
Do not purchase if the outer seal is damaged.
Consult your physician if you are under medical treatment or if you are pregnant or breastfeeding.