NAC

product on market Powder NutraBio 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, an antioxidant that supports liver function and respiratory health. There is strong evidence supporting its use in managing oxidative stress and mucus clearance. The ingredient profile is associated with a high safety rating.

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

Label

Product Label

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

Label Data

600 mg
Serving Size
250
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)
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take 1 scoop (600 mg) with your favorite beverage, 1-2 times daily as needed. For maximum benefit, take up to 2.4 grams (4 servings), in divided doses, daily.

Warnings & Precautions

Warning: Keep out of reach of children. This product is not intended/recommended for children under 18 years of age.

Consult a physician before use if you are pregnant, nursing, have a medical condition or are taking any medication.

Discontinue use two weeks prior to surgery.

Warning: Consuming this product can expose you to chemicals including lead, which are known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food.

Processed in a facility and/or manufacturing line that also produces milk, tree nuts and nuts.

Formulation Notes

Gluten free Non-GMO Lactose free

Check. Verify. Trust. View independent lab results Checkmysupps.com Full label disclosure No proprietary blends Fully transparent

Manufactured in our GMP & FDA inspected facility

N-Acetyl Cysteine

OU (Kosher)

Additional Information

Check. Verify. Trust. View independent lab results Checkmysupps.com Full label disclosure No proprietary blends Fully transparent

Made in USA with ingredients sourced worldwide

OU (Kosher)

This product is sold by weight not volume. Some settling of contents may have occurred. Store in a cool dry place.

Wellness

Serving scoop included.

Metadata

Product Details

UPC / SKU6 49908 23520 8
DSLD Entry Date2024-04-23
Product TypeNon-Nutrient/Non-Botanical
FormPowder
DSLD ID309345
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.