Natto Extract (without Nattokinase)
Natto benefits beyond nattokinase. Rich in MK-7 vitamin K2. Evidence is mixed, so set expectations accordingly.
Verdict
4/10 Limited
Evidence
Grade B / 100+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
WHAT IT DOES
Natto benefits beyond nattokinase. Rich in MK-7 vitamin K2.
DOES IT WORK?
4/10 Limited. Natto is the richest food source of vitamin K2 (MK-7). The extract provides K2 benefits for bone and cardiovascular health. For those who cant eat actual natto due to taste.
HOW MUCH TO TAKE
Follow label
COST
$25-60/month depending on brand and form.
FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
AFTER A FEW WEEKS
Most people notice something by week 2-3.
SAFETY
Safe for most people. No red flags at normal doses.
HOW IT FEELS
K2 benefits build over months. Better calcium distribution.
QUICK ANSWERS
+ 4 more questions
DOSE-RESPONSE CURVE
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