Warning: This Program is Not for Casuals. We are building a Revolutionary AI for the Autonomic Nervous System. We need rigorous data, not passive usage. If you aren't obsessed with optimizing your ANS and Health, please close this tab. Leave the spot for someone who is.
All benefits included
Track HRV, sleep, and ANS signals with the Smart Ring, and support natural calming with Kalmpatch through enhanced GABA activity.
Unlock all AI features, insights, and personalized daily guidance
Direct conversations to influence the product's direction
Your ideas move to the top of the roadmap
We’re a team of data scientists, AI engineers, and metabolic researchers building the world’s first ANS AI. Our mission is simple: turn messy biological signals into a clear operating system for your health.
Mingu Kang · Co-Founder & CEO
Product visionary;
built $100M revenue in 12 months,
5M DAU consumer product from scratch
Why I started BOK
I spent years feeling wired but exhausted while every test came back "normal."
BOK is the tool I wanted then—an OS that reads your nervous system and shows which foods and habits actually help you recover.
Know More About US
For decades, health advice has been one-size-fits-all.
We are building ANS AI to personalize health at the nervous-system level.
Personalized guidance based on your Autonomic Nervous System.
Your daily data trains the world's first ANS LLM.
We're building future medicine together.
We subsidize the hardware because your real-world data is more valuable to us than the price you pay.
Actual hardware cost: over $200
We cover the cost
You contribute the data to train the ANS AI
Building ANS AI requires more than large data.
It requires high-quality, human-reviewed data from people we can truly follow.
That's why this program is limited to 100 members.
This isn't a discount round.
It's the first cohort shaping the foundation of ANS intelligence.
We subsidize the hardware because your real-world data is more valuable to us than the price you pay.
You have never seen how your Autonomic Nervous System responds
Your ANS type plus a short onboarding check
Connect Apple/Google Health, sleep, HRV, and wearable data in one place
AI analyzes your meals and shows how compatible they are with your ANS
BOK ANS LLM translates your physiology into clear guidance you can act on
See how your autonomic balance improves or declines over time
Personalized meal suggestions based on your body's current ANS state
Slows your system and prepares you for deep rest
AI evaluates how food aligns with your body
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Frequently Asked Questions
Immediately after checkout, you will receive a welcome email from our CEO containing a link to our Digital Sizing Tool. Simply reply to that email with your size and color preference.
Immediately after checkout, you will receive a welcome email from our CEO containing a link to our Digital Sizing Tool. Simply reply to that email with your size and color preference. Once we receive your reply, your kit dispatches within 2 business days and typically arrives in 2-7 business days.
We offer a 100% replacement guarantee. If you have any issues, you have a direct line to the founders to get it resolved.
Zero friction. We offer a 30-Day "No Questions Asked" Refund Policy. If you don't find value in the data, just email the founders. We will refund your $29.90 immediately. We want committed pioneers, not hostages.
Choose wisely. We are building a high-density research cohort. If you know someone who is obsessed with data and health optimization, you may share the link. But if they do not fit this profile, please do not share. We are protecting the signal-to-noise ratio of this group. Remember, there are only 100 spots total. Sharing the link increases the competition for the remaining seats.