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 · Last updated: Aug 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 Verified Source
Labdoor Verified Source
Nsf Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source
NSF Certified Verified

Transparency

5 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Testing Lab Disclosure — True
Contains Proprietary Blend — True

Violation History

4 incidents
Fda Warning Unregistered food product2024-08-23Source
Prop 65 Lead2023-12-19Source
Lawsuit Misleading advertising regarding the magnesium content in its magnesium glycinate supplement.2023Source
Lawsuit Mislabeled calorie content and undisclosed artificial flavoring in supplement powders.2022Source
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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. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Nutricost, holds a brand trust score of 100/100 with 6 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic.

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

Nutricost KSM-66 Ashwagandha Root Extract 600mg 60 Veggie Caps 5% Withanolides BioPerine has been analyzed for ingredient safety across all its components. 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. They hold 6 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. 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.