NAC N-Acetyl-L-Cysteine
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
1 Tablet(s)
Serving Size
120
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
500 mg
📊 Market median: 600.0mg (7 products)
📚 39 studies (Tier A: 2, B: 13)
Other Ingredients
Dicalcium Phosphate
Microcrystalline Cellulose
Croscarmellose Sodium
Stearic Acid
Magnesium Stearate
Silicon Dioxide
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, 1 tablet one to three times daily, or as directed by a healthcare practitioner.
🧪 Formulation Notes
NAC N-Acetyl-L-Cysteine NAC, the acetyl derivative of L-cysteine, is more stable than L-cysteine, and can convert into L-cysteine after being absorbed. Free form amino acid, high purity, well tolerated, and in tablet form to insure potency.
Glutathione Precursor
Hypoallergenic
Additional Information
Keep in a cool, dry place, tightly capped.
Product Details
UPC / SKU
7 13947 71370 3
DSLD Entry Date
2024-01-24
Product Type
Non-Nutrient/Non-Botanical
Form
Tablet or Pill
Brand
Allergy Research Group
DSLD ID
304262
Data Updated
2026-04-11
Research Evidence
41
Research Sources
51
Avg Quality Score
19
Rct
13
Meta Analysis
9
Clinical Trial
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
B
Influence of N-acetylcysteine on chronic bronchitis or COPD exacerbations: a meta-analysis
B
A randomised controlled trial of a mitochondrial therapeutic target for bipolar depression: mitochondrial agents, N-acetylcysteine, and placebo
B
Efficacy of N-acetylcysteine for patients with depression: An updated systematic review and meta-analysis
B
Cysteine, cystine or N-acetylcysteine supplementation in parenterally fed neonates
B
N-acetylcysteine as an adjunctive treatment for bipolar depression: A systematic review and meta-analysis of randomized controlled trials
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
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