Skip to main content
Thorne NAC - N-Acetylcysteine

NAC - N-Acetylcysteine

94Score
Grade A · capsule · 180 servings · $63.00

NAC - N-Acetylcysteine scores 94/100 (A grade). Strengths: All ingredients have Grade A evidence.

NACLiver SupportImmune SupportAntioxidant

Score Breakdown

Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.

Evidence Qualityweight 25%
100/ 100
Dose Accuracyweight 20%
95/ 100
Bioavailabilityweight 20%
100/ 100
Transparencyweight 10%
100/ 100
Safetyweight 10%
90/ 100
Manufacturingweight 10%
80/ 100
Valueweight 5%
90/ 100

Ingredients per Serving

IngredientAmount
N-Acetyl-L-Cysteine500 mg

Certifications & Testing

NSF CertifiedGluten FreeDairy FreeSoy FreeThorne VerifiedNatural FlavorsNatural ColorsGMP Certified

Other Ingredients

Hypromellose (derived from cellulose) capsule, Leucine, Silicon Dioxide

Recommended Use

Take 1 capsule two to three times daily or as recommended by your health-care practitioner.

Warnings

ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. PREGNANCY If pregnant, consult your health-care practitioner before using this product. INTERACTIONS There are no known adverse interactions or contraindications at publication date.

Frequently Asked Questions

What is Thorne NAC - N-Acetylcysteine's Formulate score?

Thorne NAC - N-Acetylcysteine scores 94 out of 100 (grade A) on Formulate's ingredient-level rubric, which weighs evidence quality, dose accuracy, bioavailability, transparency, safety, and manufacturing practices.

What's in Thorne NAC - N-Acetylcysteine?

Each serving contains N-Acetyl-L-Cysteine (500 mg). Serving size: 1 Capsules. 180 servings per container.

How do I take nac - n-acetylcysteine?

Take 1 capsule two to three times daily or as recommended by your health-care practitioner.

Is Thorne NAC - N-Acetylcysteine third-party tested?

Thorne lists the following certifications and testing for this product: NSF Certified, Gluten Free, Dairy Free, Soy Free, Thorne Verified, Natural Flavors, Natural Colors, GMP Certified.

Related Supplements

Track nac - n-acetylcysteine in your stack

The Formulate desktop app lets you build a personalized supplement stack, flag dose overlaps and interactions, and keep every product scored against the latest evidence.

Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.