Keyspan
Turn Health Data Into Action
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Meet Kai — your AI health coach from Keyspan.
Keyspan is precision wellness built for action. We turn blood biomarkers, wearable data, and your health history into clear, personalized steps — delivered by Kai, your AI coach, and backed by real human health coaches, functional nutritionists, and precision supplements.
Stop guessing. Start acting.
WHAT YOU GET WITH KEYSPAN
• AI health coaching, 24/7 — Kai securely answers your health questions, explains your biomarkers, and gives you daily guidance based on your actual data.
• 70+ biomarker blood testing — Mobile phlebotomy at your home or office. Metabolic, hormonal, nutritional, and cellular health insights.
• Wearable integration so you have all your health data in one place
• Microplastics blood testing — See the level of microplastics in your blood and get a personalized protocol to reduce them.
• Human health coaches — Work 1:1 with certified coaches and functional nutritionists via video and chat.
• Precision supplements — based on your biomarker results. Delivered to your door.
• Personalized action plans — A simple daily plan you can actually follow, updated as your data changes.
HOW IT WORKS
1. Order your Keyspan test — a phlebotomist comes to you.
2. Get your results — 70+ biomarkers, explained clearly.
3. Meet Kai — ask questions, get insights, follow your plan.
4. Work with a coach — add human coaching when you need it.
5. Take action — nutrition, supplements, lifestyle, and follow-up testing.
WHO IT'S FOR
• People who want to take control of their health, not just react to it
• Anyone curious about what's actually going on inside their body
• Those concerned about microplastics, toxins, and environmental exposures
• Health-conscious individuals looking for expert guidance without the confusion
• People serious about longevity and long-term wellness
ABOUT KEYSPAN
Keyspan is the action layer for health — moving people from reactive treatment to proactive prevention. Combining AI, human expertise, advanced lab testing, and precision supplements, Keyspan helps you understand your body and take the right action.
Subscriptions are purchased on keyspan.ai. Download Keyspan to get started.
Ratings & Reviews
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Supplement tracker
The developer, Keyspan, Inc, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Contact Info
- User Content
- Sensitive Info
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Keyspan, Inc.
- Size
- 71.5 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
18+
- 18+
- Frequent
Medical Treatment information
Contains
Advertising
Messaging and Chat
Health or Wellness Topics
- Copyright
- © 2026 Keyspan, Inc