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Piping Rock NAC Supplement 600mg supplement bottle
Piping Rock

NAC Supplement 600mg Review

What We Researched
1 active ingredient analyzed · 5 inactive ingredients decoded · 3 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
N-Acetyl Cysteine (NAC) (Free Form) 600.0 mg †
Bioavailability Excellent

Absorption Rating

  • N-Acetyl Cysteine (NAC) (Free Form) Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin Capsule
  • Calcium Carbonate
  • Natural Peppermint Flavor
  • Silica
  • Vegetable Magnesium Stearate
Efficacy Excellent

Dosage Analysis

  • N-Acetyl Cysteine (NAC) (Free Form) 600.0 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
N-Acetyl Cysteine (NAC) (Free Form) 600.0 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Capsule Safe

It is used as a material for making capsules.

Calcium Carbonate Safe

Acts as a filler and provides supplemental calcium.

Natural Peppermint Flavor Generally_safe

It is used to add a peppermint flavor.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Vegetable Magnesium Stearate Safe

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

Brand Trust Report
Piping Rock

Founded 2011 · Ronkonkoma, NY, USA · pipingrock.com

Certifications

3 certifications
Nsf Gmp Verified evidence Primary evidence
Fda Gmp Inspections Verified evidence Primary evidence
USDA Organic Supporting evidence unavailable

Transparency

5 claims
Third Party Testing Claim — Claimed Unverifiable Evidence available Evidence
Testing Lab Disclosure — Claimed Unverifiable Evidence available Evidence
In House Testing — Claimed Unverifiable Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

6 incidents
Lawsuit Wrongful death and consumer fraud related to the marketing of a kratom supplement without proper warnings.2025 Source checked Primary source
Lawsuit Contract dispute.2025 Source checked Primary source
Prop 65 Lead2024-08-25 Source checked Primary source
Lawsuit Misleading labeling of magnesium content in 'CALM GUMMIES Magnesium Supplement' products.2024 Source checked Primary source
Recall Wintergreen Essential Oil2019-08-22 Source available Primary source
Prop 65 Lead2014-04-28 Source checked Primary source
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Frequently Asked Questions
Is Piping Rock NAC Supplement 600mg a good supplement?

Piping Rock NAC Supplement 600mg 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 with 250 servings per container. All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Piping Rock, holds a brand trust score of 78/100 with 2 verified certifications including Nsf Gmp, Fda Gmp Inspections.

What are the ingredients in Piping Rock NAC Supplement 600mg?

Piping Rock NAC Supplement 600mg contains 1 active ingredients: N-Acetyl Cysteine (NAC) (Free Form) (600.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Piping Rock NAC Supplement 600mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Piping Rock NAC Supplement 600mg. All 5 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 Piping Rock a trustworthy supplement brand?

Piping Rock receives a brand trust score of 78/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2011 and headquartered in Ronkonkoma, NY, USA, They hold 2 verified certifications including Nsf Gmp, Fda Gmp Inspections. The linked records document particular certification scopes; they do not prove that every product or batch was independently tested for contents, purity, or effectiveness. Note: Piping Rock has 6 historical regulatory incidents on record, which are factored into the trust score.

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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.