N-Acetyl Cysteine 600 mg by Swanson — Ingredients, Evidence & Safety

🟢 100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
Limited research evidence available for ingredients

B Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size

Non-Nutrient/Non-Botanical Product Type

0% Evidence Coverage

Supplement Facts — Evidence Check

N-Acetyl-Cysteine

600 mg

Other Ingredients

Gelatin Magnesium Stearate

Label Claims — Verification

❓ All Other

❓ Structure/Function

All Other (96% of products) Structure/Function (81% of products) Nutrient (19% of products) No Claim (3% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested use: As a dietary supplement, take one capsule per day with water or as recommended by your healthcare provider.

⚠️ Warnings & Precautions

Warning: For adults only.

Do not take this product if you are pregnant or nursing. Consult your healthcare provider before use if you are taking any prescription medication or if you have a medical condition.

Discontinue use if you experience gastrointestinal discomfort.

Keep out of reach of children.

Do not use if seal is broken.

Additional Information

Potent antioxidant that supports liver health and detoxification pathways Supports detoxification of environmental toxins and pollutants Science-Backed Quality Since 1969

Store in a cool, dry place.

Antioxidant support 600 mg per capsule

SW854 Rev 2 10 08 18

Product Details

UPC / SKU 0 87614 01854 6

DSLD Entry Date 2019-05-28

Product Type Non-Nutrient/Non-Botanical

Form Capsule

Brand Swanson

DSLD ID 202751

Data Updated 2026-04-11

Research Evidence

41 Research Sources

51 Avg Quality Score

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

View all evidence for Nac →