Puritan's Pride Ashwagandha KSM-66 & L-Theanine supplement bottle
Puritan's Pride

Ashwagandha KSM-66 & L-Theanine Review

What We Researched
· 6 inactive ingredients decoded · 6 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
89
Brand Score Good

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

  • Cellulose
  • Crospovidone
  • Silica
  • Stearic Acid
  • Magnesium Stearate
  • Glycerin
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Crospovidone Generally_safe

It is used as a binder to help tablets or capsules disintegrate.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Brand Trust Report
Puritan's Pride

Founded 1973 · Oakdale, NY, United States · 902 products · puritan.com

Certifications

6 certifications
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source
Gluten Free Gfco Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

4 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Contains Proprietary Blend — True

Violation History

1 incident
Lawsuit The lawsuit alleged that the 'buy one get one free' offers were deceptive because the cost of the 'free' product was built into the price of the purchased product.2017Source
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Frequently Asked Questions
Is Puritan's Pride Ashwagandha KSM-66 & L-Theanine a good supplement?

Puritan's Pride Ashwagandha KSM-66 & L-Theanine received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. with 30 servings per container. Of the 6 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, Puritan's Pride, holds a brand trust score of 89/100 with 6 verified certifications including Nsf Gmp, Fda Gmp Inspections, Gluten Free Gfco, Non Gmo Project.

Is Puritan's Pride Ashwagandha KSM-66 & L-Theanine safe to take?

Puritan's Pride Ashwagandha KSM-66 & L-Theanine 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 Puritan's Pride a trustworthy supplement brand?

Puritan's Pride receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1973 and headquartered in Oakdale, NY, United States, the company offers 902 products in their lineup. They hold 6 verified certifications including Nsf Gmp, Fda Gmp Inspections, Gluten Free Gfco, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Puritan's Pride has 1 historical regulatory incident 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.