KSM-66® ASHWAGANDHA

Backed By 5 Peer-Reviewed Studies
30 Servings Per Container: ₹25/Serving

1000mg root-only KSM-66® extract, standardized to 5% Withanolides: the highest dosed ashwagandha capsule in India

  • Deepens sleep quality & duration
  • Supports strength, endurance, and hormonal balance
  • Single ingredient. No fillers, no blends.

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EVERY UNIT VERIFIABLE

THE ACTUACIÓN VERIFICATION

Non GMO Non GMO
Soy Free Soy Free
Vegan Vegan
Dairy Free Dairy Free
Gluten Free Gluten Free
Small Batch Production Small Batch Production
GMP Certified GMP Certified

Why Use Ashwagandha

1000mg root-only KSM-66® extract, standardized to 5% Withanolides: the highest dosed ashwagandha capsule in India

Deepens sleep quality & duration

Marine collagen peptides for skin, hair, and joint repair

Supports strength, endurance, and hormonal balance

Single ingredient. No fillers, no blends.
Stress Relief That Lasts

Stress Relief That Lasts

Lowers baseline cortisol so stress stops compounding across the day, and blunts the post-training cortisol spike so your body can shift into repair mode sooner.

Stress Response and Male Vitality

Stress Response and Male Vitality

KSM-66® Ashwagandha is standardized to 5% withanolides, which means cortisol managed & testosterone supported.

Elevated Aerobic Capacity

Elevated Aerobic Capacity

Studied for measurable improvements in VO2 max and time to exhaustion. Supports oxygen utilization during sustained effort so output holds longer.

WE COULD HAVE JUST SAID IT WORKS.

But you're already reading this far.

So here's everything :

KSM-66® ASHWAGANDHA

KEY INGREDIENTS

KSM-66® Ashwagandha is built around one root-only extract, standardized and clinically measured at the dose the research is conducted on.

KSM-66® Ashwagandha Root Extract
Stress and Recovery Matrix

KSM-66® Ashwagandha Root Extract

Regulates cortisol via the HPA axis to reduce the stress signal at its source.
SEEN IN THE WILD

REAL PEOPLE. REAL PERFORMANCE.

See how the Klr.Fit community trains, performs and progresses.

THE SCIENCE BEHIND IT ALL

Explore The Research Behind Our Formula

HPA Axis & Cortisol Regulation

An Investigation Into The Stress-Relieving And Pharmacological Actions Of An Ashwagandha Extract: A Randomized, Double-Blind, Placebo-Controlled Study, Lopresti Et. Al

Medicine 2019

Ashwagandha supplementation significantly reduced morning cortisol and anxiety scores over 60 days, with findings suggesting stress relief operates through direct modulation of the hypothalamic-pituitary-adrenal axis.

Evidence
Sleep Quality & Recovery

Effect Of Ashwagandha Extract On Sleep: A Systematic Review And Meta-Analysis, Cheah Et. Al

PLOS ONE 2021

Ashwagandha extract produced significant improvements in overall sleep quality, with the strongest effects observed in insomnia patients using doses of 600mg or above for 8 weeks or longer, alongside improved morning alertness and reduced anxiety.

Evidence
Physical Endurance & Stamina

Effects Of Ashwagandha On Physical Performance: Systematic Review And Bayesian Meta-Analysis, Bonilla Et. Al

Journal of Human Kinetics 2021

Ashwagandha supplementation demonstrated greater than 95% probability of at least a small beneficial effect on strength, cardiorespiratory fitness, and fatigue recovery compared to placebo across healthy male and female participants.

Evidence
Cognitive Function & Mental Performance

Effects Of Acute Ashwagandha Ingestion On Cognitive Function, Xing Et. Al

International Journal of Environmental Research and Public Health 2022

A single 400mg dose of ashwagandha improved working memory, sustained attention, and executive function over 6 hours, preventing mental fatigue-related reaction time decline observed in the placebo group.

Evidence
Hormonal Balance & Safety

A Prospective, Randomized, Double-Blind, Placebo-Controlled Study On Efficacy And Safety Of Ashwagandha Root Extract For Managing Menopausal Symptoms In Women, Vani Et. Al

Frontiers in Endocrinology 2025

Ashwagandha root extract significantly improved estradiol and progesterone levels, reduced FSH, LH, hot flashes, and perceived stress, and enhanced quality of life across all menopausal symptom domains over 56 days.

Evidence

NEED TO KNOW

Questions, answered.

KSM-66® uses root-only extract, is standardized to 5% Withanolides, and has 50+ clinical studies. Generic products have none of those.