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Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine supplement bottle
Nutricost

KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine Review

What We Researched
· 3 inactive ingredients decoded · 6 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
100
Brand Score Excellent

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

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Cellulose) Capsule
  • Silica
  • Magnesium Stearate (Vegetable Source)
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Cellulose) Capsule Safe

It is used as a material for making vegetarian capsules.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate (Vegetable Source) Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Brand Trust Report
Nutricost

Founded 2012 · Vineyard, Utah, USA · 1257 products · nutricost.com

Certifications

6 certifications
Consumerlab Source available Primary evidence
Labdoor Source available Primary evidence
Nsf Gmp Source available Primary evidence
Usda Organic Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
NSF Certified Supporting evidence unavailable

Transparency

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

Violation History

4 incidents
Fda Warning Unregistered food product2024-08-23 Source available Primary source
Prop 65 Lead2023-12-19 Source available Primary source
Lawsuit Misleading advertising regarding the magnesium content in its magnesium glycinate supplement.2023 Source available Primary source
Lawsuit Mislabeled calorie content and undisclosed artificial flavoring in supplement powders.2022 Source available Primary source
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Frequently Asked Questions
Is Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine a good supplement?

Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Nutricost, holds a brand trust score of 100/100.

Is Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine safe to take?

GoodSupp reviewed the inactive-ingredient data available for Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine. 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 Nutricost a trustworthy supplement brand?

Nutricost receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Vineyard, Utah, USA, the company offers 1257 products in their lineup. Note: Nutricost has 4 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.