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NAC N-Acetyl-L-Cysteine 500 mg

Natural FactorsUpdated April 2026

This product has been discontinued. Label data shown is from the last available version.

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Product Information

Form
Capsule
UPC
0 68958 02815 6
Product Type
Amino acid/Protein
DSLD Entry Date
2014-07-25

Target Groups

VegetarianAdult (18 - 50 Years)Gluten FreeDairy Free

All Ingredients

IngredientAmount% DV
N-Acetyl-L-Cysteine500 mg

† Daily Value not established.

Label Statements

Suggested/Recommended/Usage/Directions

Suggested Usage: 1 capsule 2–3 times per day or as directed by a health professional.

Precautions re: Children

Keep out of reach of children.

General Statements: All Other Content

NAC (N-Acetyl-L-Cysteine) is a highly stable form of cysteine that provides antioxidant support and is especially beneficial for active people, the elderly and those exposed to polluted environments.* Natural Factors amino acids are the highest quality pharmaceutical grade products available.

General Statements: All Other Content

Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.

Formulation re: Does NOT Contain

Contains no artificial preservatives, color or sweeteners; no corn, dairy, gluten, soy, starch, wheat or yeast.

Precautions re: All Other

Sealed for your protection. Do not use if seal is broken.

Storage

For freshness, store in a cool, dry place.

FDA Disclaimer Statement

This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

General Statements: All Other Content

Recyclable container and label.

Seals/Symbols

Purity&Potency Guaranteed

FDA Statement of Identity

DIETARY SUPPLEMENT

General Statements: All Other Content

CONVERTS FAT INTO ENERGY

General: Product/Version Code

R2

Formulation re: Vegetarian/Vegan

Suitable for vegetarians.

Precautions re: All Other

Warning: Although NAC’s active sulfur is beneficial, some people sensitive to the sulfur may experience stomach irritation.

Supplement Facts Panel

Supplement Facts
Serving Size 1 Capsule(s)
Amount Per Serving% Daily Value*
N-Acetyl-L-Cysteine
500 mg

* Percent Daily Values are based on a 2,000 calorie diet.

† Daily Value not established.

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