
Withania somnifera
KSM-66 Ashwagandha
The most clinically studied ashwagandha in the world. KSM-66® supports healthy cortisol levels, calm focus, and the conditions for present awareness in the FlowVeda® formula.
Overview
What exactly is KSM-66 Ashwagandha?
KSM-66® Ashwagandha is a full-spectrum root extract of Withania somnifera, standardized to ≥5% withanolides using HPLC methodology. It is the most clinically studied form of ashwagandha available, with over a dozen published human trials examining its effects on stress response, cognitive function, and sleep quality.
FlowVeda® uses KSM-66® specifically because the standardization ensures consistent withanolide content across every batch. Generic ashwagandha varies widely in potency and purity. KSM-66® eliminates that variability. The root is cultivated in India using traditional Ayurvedic farming practices and extracted through a process that preserves the full spectrum of bioactive compounds without the use of alcohol or synthetic solvents.
In the FlowVeda® formula, KSM-66® Ashwagandha serves as the adaptogenic foundation. It supports the conditions for calm, focused presence by addressing the stress response at its source. Review the clinical research behind KSM-66® Ashwagandha.
Plant Part Used
Root Extract: The root of Withania somnifera is the part used in Ayurvedic practice for over 3,000 years. It contains the highest concentration of withanolides, the bioactive compounds responsible for ashwagandha's adaptogenic properties. KSM-66® extracts exclusively from the root, preserving the full spectrum of compounds without leaf material.
Flow State Pillars
- Focus
- Creativity
- Confidence
- Presence
- Vitality
- Purpose

KSM-66 Ashwagandha
The Origins
History
Ashwagandha has been used in Ayurvedic practice for over 3,000 years. Its Sanskrit name combines "ashwa" (horse) and "gandha" (smell), reflecting the vitality and grounding strength the tradition associates with the root.
In Ayurveda, ashwagandha is classified as a Rasayana, a category of herbs used to support longevity, vitality, and resilience. Ancient practitioners prescribed it for meditation practice, recommending it to monks and scholars seeking steady awareness during long periods of contemplation. Warriors took it before battle to remain composed under pressure. Healers used it to support recovery and restoration.
This is not folklore repurposed for marketing. This is a plant with millennia of documented use across one of the world's oldest continuous healing traditions. The practitioners who used ashwagandha thousands of years ago were solving the same problem people face today: how to stay calm under pressure, how to maintain presence when the world demands reactivity.
Modern science is now confirming what Ayurvedic practitioners observed through direct experience. FlowVeda® honors that lineage by using KSM-66®, the form that bridges the traditional root to clinical-grade standardization.
Source Origin
India: Sourced from the fertile soils of India, KSM-66® Ashwagandha is cultivated using traditional Ayurvedic farming practices, ensuring sustainable and ethical sourcing while preserving its full-spectrum adaptogenic potency.
Full Transparency
FlowSource Verified
- Supplier: Ixoreal Biomed / Shri Kartikeya Pharma, Rajasthan, India (via Pharm RX) Test Method: BOVMTDPC (FDA-recognized verification under 21 CFR 111.75(d)(1)) Batch Result: 600 mg per 4 capsules ✔ Within specification Certifications: Organic, GRAS (independent expert panel), Kosher, Vegan
KSM-66® Ashwagandha is sourced from organically cultivated roots in Rajasthan, India. Every batch is verified at the supplier and confirmed by Vitaquest International quality control before encapsulation. View the full FlowSource™ ingredient journey.
Track Your KSM-66 Ashwagandha on FlowSource →Science
The Science Behind Your Flow State Foundation
KSM-66® Ashwagandha supports healthy cortisol levels and balanced stress response. Twelve published human trials document its effects on stress resilience, cognitive function, and sleep quality. Full research transparency from FlowVeda®.
Learn More About the ResearchHow It Works
By reducing stress hormones and stabilizing brain chemistry, KSM-66® Ashwagandha supports resilience, mental clarity, and long-term well-being. KSM-66® Ashwagandha reduces cortisol by modulating the hypothalamic-pituitary-adrenal (HPA) axis, balancing stress responses, and stabilizing neurotransmitters like serotonin and dopamine. Its potent antioxidant effects protect neurons, supporting both short- and long-term cognitive well-being.

Quality
Our Quality Standard
Every ingredient in FlowVeda® undergoes rigorous third-party testing for purity, potency, and safety, meeting or exceeding industry standards for quality. Each batch is verified free from contaminants, accurately labeled, and formulated at the dosages used in published research.
Dosage
Ideal Use and Dosage
Take FlowVeda® each morning with your preferred beverage. Your daily KSM-66® Ashwagandha intake is:
Essential
300 mg
2 capsules
Edge
450 mg
3 capsules
Prime
600 mg
4 capsules
Published clinical trials have studied ashwagandha root extract at dosages within this range. Do not exceed four (4) capsules in any 24-hour period. Consistent daily use supports the adaptogenic effects of the FlowVeda® formula over time.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
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