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Solgar NAC 600 mg supplement bottle
Solgar

NAC 600 mg Review

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 4 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
78
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
NAC 600 mg †
Bioavailability Excellent

Absorption Rating

  • NAC Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Vegetable Magnesium Stearate
  • Silica
Efficacy Excellent

Dosage Analysis

  • NAC 600 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
NAC 600 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Brand Trust Report
Solgar

Founded 1947 · Leonia, New Jersey, United States · 295 products · solgar.com

Certifications

4 certifications
Halal Certified Source available Primary evidence
Kosher Certified Source available Primary evidence
Non-GMO Project Verified Supporting evidence unavailable
Gluten-Free Certified Supporting evidence unavailable

Transparency

4 claims
Third Party Testing Claim — Claimed Brand claim; evidence unavailable
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable
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Frequently Asked Questions
Is Solgar NAC 600 mg a good supplement?

Solgar NAC 600 mg received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Solgar, holds a brand trust score of 78/100.

What are the ingredients in Solgar NAC 600 mg?

Solgar NAC 600 mg contains 1 active ingredients: NAC (600 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Solgar NAC 600 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Solgar NAC 600 mg. All 3 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Solgar a trustworthy supplement brand?

Solgar receives a brand trust score of 78/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1947 and headquartered in Leonia, New Jersey, United States, the company offers 295 products in their lineup.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.