Zenavea - Nattokinase Supplement 2000 FU of Enzyme - 270 Capsules…

Our verdict

Zenavea - Nattokinase Supplement 2000 FU of Enzyme - 270 Capsules… works out to $0.11 per serving of nattokinase, at 100mg per serving in capsule form. That puts it the cheapest quarter of the 29 nattokinase products we can price per dose, where the typical serving costs $0.27, a Value Index of 2.4 where the median product is 1.0. One container lasts 270 days at the label dose of 1 serving a day, about $3.33 a month. We could not verify a third-party certification for Zenavea in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.