NutraBio KSM-66®, Ashwagandha supplement bottle
NutraBio

KSM-66®, Ashwagandha

What We Researched
1 active ingredient analyzed · 1 inactive ingredient decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
100
Product Score Excellent
83
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
KSM-66® Ashwagandha Root Extract (Withania somnifera, standardized to 5% withanolides) 600.0 mg
Bioavailability Excellent

Absorption Rating

  • KSM-66® Ashwagandha Root Extract (Withania somnifera, standardized to 5% withanolides) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetable Capsule (Hypromellose, Water)
Efficacy Excellent

Dosage Analysis

  • KSM-66® Ashwagandha Root Extract (Withania somnifera, standardized to 5% withanolides) 600.0 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
KSM-66® Ashwagandha Root Extract (Withania somnifera, standardized to 5% withanolides) 600.0 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable Capsule (Hypromellose, Water) Safe

It is used to encapsulate the supplement ingredients.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$37$36$35$34$33 $34.99
Target

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NutraBio

Founded 1996 · Middlesex, New Jersey, United States · 121 products · nutrabio.com

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed
In House Testing — Verified Source

Violation History

2 incidents
Prop 65 Lead, Cadmium2018-04-06Source
Lawsuit Misleading advertising regarding the efficacy of glutamine supplements for muscle growth.2018Source
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Frequently Asked Questions
Is NutraBio KSM-66®, Ashwagandha a good supplement?

NutraBio KSM-66®, Ashwagandha 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 90 servings per container. All 1 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, NutraBio, holds a brand trust score of 83/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in NutraBio KSM-66®, Ashwagandha?

NutraBio KSM-66®, Ashwagandha contains 1 active ingredients: KSM-66® Ashwagandha Root Extract (Withania somnifera, standardized to 5% withanolides) (600.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NutraBio KSM-66®, Ashwagandha safe to take?

NutraBio KSM-66®, Ashwagandha has been analyzed for ingredient safety across all its components. All 1 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is NutraBio a trustworthy supplement brand?

NutraBio receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1996 and headquartered in Middlesex, New Jersey, United States, the company offers 121 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NutraBio has 2 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. 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.