Kefir

CriticalEmpty

What the lab found

Only 0.022% of claimed cultures (22M vs 100B claimed). Essentially dead bacteria.

Failure type · Empty

No detectable active ingredient. The product is effectively inert.

Source

Independent lab testing

Safer alternative

Lifeway Organic Kefir

Is your supplement on this list?

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

More products that failed

Lifeway

Kefir

Underdosed · Critical

CoYo

Kefir

Underdosed · High

Life Extension

GI With Phage

Underdosed · Moderate

Seed

DS-01 Synbiotic

Mislabeled · High

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

Failed Products

No image

Probiotics · Redwood Hill Farm

Kefir

CriticalEmpty

What the lab found

Only 0.022% of claimed cultures (22M vs 100B claimed). Essentially dead bacteria.

Failure type · Empty

No detectable active ingredient. The product is effectively inert.

Source

Independent lab testing

Safer alternative

Lifeway Organic Kefir

Is your supplement on this list?

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

More products that failed

Lifeway

Kefir

Underdosed · Critical

CoYo

Kefir

Underdosed · High

Life Extension

GI With Phage

Underdosed · Moderate

Seed

DS-01 Synbiotic

Mislabeled · High

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