KSM-66 300mg

CriticalEmpty

What the lab found

Only 7.8% of label claim (1.2mg withanolides vs 15mg claimed). Worst performer.

Failure type · Empty

No detectable active ingredient. The product is effectively inert.

Source

Independent lab testing, 2024

Safer alternative

NOW Ashwagandha 450mg (verified)

Is your supplement on this list?

Instant safety check against 373 failed products plus 177 drug interactions.

More products that failed

Pure Encapsulations

Ashwagandha 500mg

Empty · Critical

Life Extension

Optimized Ashwagandha

Underdosed · Critical

Swanson

KSM-66 Ashwagandha

Underdosed · High

Youtheory

Ashwagandha KSM-66

Underdosed · High

Lab data sourced from independent third-party testing reports. Educational only — Avelor does not provide medical advice.

Failed Products

No image

Ashwagandha · Root2

KSM-66 300mg

CriticalEmpty

What the lab found

Only 7.8% of label claim (1.2mg withanolides vs 15mg claimed). Worst performer.

Failure type · Empty

No detectable active ingredient. The product is effectively inert.

Source

Independent lab testing, 2024

Safer alternative

NOW Ashwagandha 450mg (verified)

Is your supplement on this list?

Instant safety check against 373 failed products plus 177 drug interactions.

More products that failed

Pure Encapsulations

Ashwagandha 500mg

Empty · Critical

Life Extension

Optimized Ashwagandha

Underdosed · Critical

Swanson

KSM-66 Ashwagandha

Underdosed · High

Youtheory

Ashwagandha KSM-66

Underdosed · High

Lab data sourced from independent third-party testing reports. Educational only — Avelor does not provide medical advice.