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High-Dose N-Acetyl-L-Cysteine Supplements

130 products above 300 mg

130 supplements contain high-dose N-Acetyl-L-Cysteine (above 300 mg). The highest dosage product is NAC + Glycine Powder Natural Peach Ginger Flavor at 1800 mg.

Low Dose (131)High Dose (130)

High-Dose Products (sorted by dosage)

ProductBrandDosage% DV
NAC + Glycine Powder Natural Peach Ginger FlavordiscontinuedPure Encapsulations1800 mg—
NAC 600 mgdiscontinuedVital Nutrients1200 mg—
Anti-Alcohol HepatoProtection ComplexLife Extension1200 mg—
Anti-Alcohol Antioxidants With HepatoProtection ComplexLife Extension1200 mg—
Anti-Alcohol With HepatoProtection ComplexLife Extension1200 mg—
NAC (N-Acetyl-l-Cysteine) 600 mgVital Nutrients1200 mg—
Immune Support PackDouglas Laboratories1000 mg—
UltraDetox 10-Day Pure PackPure Encapsulations1000 mg—
NAC N-Acetyl l-Cysteine 1000 mg CapsulesBulkSupplements.com1000 mg—
Brain FormulaDoctor's Best1000 mg—
N-Acetyl-L-CysteineKaruna1000 mg—
N-Acetyl-L-Cysteine 900 mgDouglas Laboratories900 mg—
NAC 900 mgPure Encapsulations900 mg—
NACAdaptogen Research900 mg—
Week Two: Detox, AM PackDouglas Laboratories750 mg—
N-Acetyl-L-Cysteine 750 mgProgressive Professional from Progressive Laboratories750 mg—
Week Two: Detox AM PackDouglas Laboratories750 mg—
N-Acetyl-L-Cysteine 750 mgDouglas Laboratories750 mg—
Detox Pure PackPure Encapsulations700 mg—
Life Extenstion Mix CapsulesLife Extension600 mg—
NACIntegrative Therapeutics600 mg—
Pure EnergyBodyLogicMD Elite600 mg—
NAC 600 MGdiscontinuedPatient One 1 MediNutritionals600 mg—
Life Support Raspberry LemonadediscontinuedAI Sports Nutrition600 mg—
Mito ImmuneHoltraCeuticals600 mg—
Liver GuardGNC Beyond Raw600 mg—
NAC 600 mgMetabolic Maintenance600 mg—
MethylCareMetagenics600 mg—
MitocoreOrtho Molecular Products600 mg—
Maxi NAC ComplexMaxi Health600 mg—
Homocysteine CardioplexPatient One 1 MediNutritionals600 mg—
Life Extenstion Mix PowderLife Extension600 mg—
Herbal Lung FormuladiscontinuedIndiana Botanic Gardens600 mg—
Immune Essentials DailyXYMOGEN600 mg—
NAC 600 mgPatient One 1 MediNutritionals600 mg—
Advasorb Vitamin C With PureWay C And NACdiscontinuedQuality Of Life600 mg—
Life Extenstion Mix Capsules Without CopperLife Extension600 mg—
Beyond Raw Liver GuardGNC Beyond Raw600 mg—
NAC 600 mgPure Encapsulations600 mg—
Methylation SupportAkasha Naturals600 mg—
Life Extenstion Mix Tablets Without CopperLife Extension600 mg—
NAC+discontinuedKAL600 mg—
Crave ControlHoltraCeuticals600 mg—
NAC N-Acetyl-L-Cysteine 600 mgNatural Factors600 mg—
Life Extension Mix Powder Without CopperLife Extension600 mg—
Life Extension Mix Tablets With Extra NiacinLife Extension600 mg—
NAC 600 mgAN Amazing Nutrition Amazing Formulas600 mg—
Life Extension Mix Tablets Without CopperLife Extension600 mg—
NAC N-Acetyl-L-Cysteine 600LifeLink600 mg—
Life Extenstion Mix TabletsLife Extension600 mg—

Frequently Asked Questions

What is considered high-dose N-Acetyl-L-Cysteine?

Based on 1,043 products in the NIH DSLD database, high-dose N-Acetyl-L-Cysteine supplements contain 300+ mg.

Is high-dose N-Acetyl-L-Cysteine safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including N-Acetyl-L-Cysteine.