Features
- Why Clinically Proven KSM?: Organic KSM-66 ashwagandha root extract is the most researched ashwagandha with 22 Rigorous double-blind clinical studies showing its effectiveness in supporting cognitive support, stress support, athletic support.
- 5% Standardized Withanolide Content: Withanolides are the active components responsible for the effects associated with ashwagandha. Too high Withanolide content can be unpleasant, and too little can have no influence. KSM-66 is standardized at 5% to ensure that you get the same reliable dose each time.
- Stress Support: A published study showed that KSM-66 supports stress. Each Ashwagandha serving comes with 1000 mg of vegan organic KSM-66 ashwagandha
- KSM Wellbeing: Support your overall wellbeing with KSM-66. Our Calming formula is designed to help you adapt with what life throws your way
- Sports Nutrition, Energy & Athletic Support KSM-66 is the most effective form of ashwagandha for athletes who train and compete at peak levels. KSM supports energy and assists muscle recovery
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Product description
* These statements have not been evaluated or approved by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

KSM-66 Ashwagandha
Ashwagandha is a powerful Ayurvedic herb used for thousands of years for its restorative and rejuvenating benefits. KSM-66 is the most highly concentrated and bioavailable ashwagandha extract and is known to support stress & energy, and enhance mental acuity*.

Support for a healthy body and mind
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Stress SupportKSM-66 Ashwagandha has the highest percentage of withanolides of all branded root-only extracts on the market. KSM-66 Ashwagandha has been clinically proven to support relaxation. |
Energy & StaminaSeveral studies have shown that KSM-66 improves athletic performance, by supporting energy and muscle recovery by increasing cardiorespiratory capacity and providing protection from free radical damage* |
Mental ClaritySeveral studies indicate that 600 mg per day of KSM-66 ashwagandha improves attention, processing speed, and information recall. |

Why KSM-66?
KSM-66 Ashwagandha has the highest percentage of withanolides of all branded root-only extracts on the market.
The Physician’s Choice difference
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Sustainably SourcedAt Physician’s Choice, we are invested in clean manufacturing with the highest quality ingredients. We strive to ensure that our products are clean, contaminant-free, and have the least environmental impact possible |
Scientifically BackedThe ingredients of our products are backed by clinical trials and years of scientific studies, resulting in better absorption, potency and bio-availability |
Physician ApprovedAll of our supplements contain clinically proven ingredients and are carefully formulated to achieve the optimal dosage, minimize allergens, and ensure quality and safety |
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KSM-66 | Ashwagandha | |
Organic Ashwagandha | ✓ | ✓ |
Organic Black Pepper Extract | ✓ | ✓ |
30 Day Supply | ✓ | ✓ |
Serving Size | 2 Capsules | 3 Capsules |
Difference | With KSM-66 – A Premium Standardized Form of Ashwagandha | With High-Quality Generic Organic Ashwagandha |