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NAC 500 mg

product on market Capsule Seeking Health Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

N-Acetyl Cysteine serves as a precursor to glutathione, supporting antioxidant defenses and respiratory health. There is strong evidence for its role in modulating oxidative stress and supporting liver function. Research indicates this ingredient is generally well-tolerated when used as directed.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for NAC 500 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
90
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 600.0mg (7 products) 39 studies (A:2, B:13)

Other Ingredients

Hypromellose Water Microcrystalline Cellulose Ascorbyl Palmitate L-Leucine Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take 1 capsule daily with food and 8 ounces of water, or use as directed by your healthcare professional. Capsule may be opened and contents mixed into juice or applesauce.

Warnings & Precautions

Children and pregnant or lactating women should consult their healthcare professional prior to use. Storage: Keep closed in a cool, dry place out of reach of children.

Children and pregnant or lactating women should consult their healthcare professional prior to use.

Do not use if tamper seal is damaged.

Formulation Notes

NAC supports healthy mucous density and glutathione production.

Does not contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy, gluten, GMO, artificial colors, or artificial flavors.

Manufactured in the USA From globally sourced ingredients Third-party independently tested.

NAC meets or exceeds cGMP Quality Standards.

Additional Information

Storage: Keep closed in a cool, dry place out of reach of children.

Find other Effective Health Products at www.seekinghealth.com This package is completely recyclable

Metadata

Product Details

UPC / SKU8 10007 52072 8
DSLD Entry Date2024-12-21
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
DSLD ID322671
Data Updated2026-04-11
Research

Research Evidence

41
Research Sources
51
Avg Quality
19
Rct
13
Meta Analysis
9
Clinical Trial
B N-acetylcysteine as an adjuvant therapy for Helicobacter pylori eradication
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
B Effect of high-dose N-acetylcysteine on exacerbations and lung function in patients with mild-to-moderate COPD: a double-blind, parallel group, multicentre randomised clinical trial
Rct Nature communications 2024 PubMed DOI
B N-acetylcysteine for non-paracetamol (acetaminophen)-related acute liver failure
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
B Influence of N-acetylcysteine on chronic bronchitis or COPD exacerbations: a meta-analysis
Meta Analysis European respiratory review : an official journal of the European Respiratory Society 2015 PubMed DOI
B A randomised controlled trial of a mitochondrial therapeutic target for bipolar depression: mitochondrial agents, N-acetylcysteine, and placebo
Rct BMC medicine 2019 PubMed DOI
B Efficacy of N-acetylcysteine for patients with depression: An updated systematic review and meta-analysis
Meta Analysis General hospital psychiatry 2024 PubMed DOI
B Cysteine, cystine or N-acetylcysteine supplementation in parenterally fed neonates
Meta Analysis The Cochrane database of systematic reviews 2006 PubMed
B N-acetylcysteine as an adjunctive treatment for bipolar depression: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Bipolar disorders 2021 PubMed DOI
B N-acetylcysteine as an adjunctive treatment for bipolar depression and major depressive disorder: a systematic review and meta-analysis of double-blind, randomized placebo-controlled trials
Meta Analysis Psychopharmacology 2020 PubMed DOI
B N-acetylcysteine Treatment in Chronic Obstructive Pulmonary Disease (COPD) and Chronic Bronchitis/Pre-COPD: Distinct Meta-analyses
Meta Analysis Archivos de bronconeumologia 2024 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.