Live Function & Toxicity
A healthy liver helps filter toxins, process nutrients, and maintain overall health and vitality
Includes 7+ biomarkers
- GGT
- AST(SGOT)
- ALT(SGPT)
- Bilirubin
- Alkaline Phosphatase
- Globulin
- VLDL
The science of Keyspan
Chronic illness. Now optional.
80+ biomarkers — including microplastics — interpreted by Kai, your AI health coach. Refined into a daily protocol with a human coach by your side.
A complete map of what’s happening inside you.
80+ biomarkers.
Metabolism & Weight Control
Metabolism drives energy and repair, while blood sugar and insulin levels reflect how well it functions
Includes 12+ biomarkers
- Glucose
- Hemoglobin A1c
- Cholesterol Total
- ApoB
- Insulin
- Triglycerides01
- Chol/HDL-C Ratio
Hormones
Hormones influence energy, mood, and well-being. Their markers reveal how balanced your endocrine system is
Includes 14+ biomarkers
- Estradiol
- Free Thyroxine Index
- T3 Uptake
- Sex Hormone Binding Glob
- Free Testosterone
- Progesterone
Microplastics, measured
Plastic doesn’t stay in your gut — it ends up in your bloodstream, your arteries, even your placenta. We measure the polymer fragments and plasticizer metabolites circulating in your blood, that your liver is trying to clear:
- Polyethylene
- Polypropylene
- Polystyrene
- PET
- Phthalate metabolites
- Nylon
- Bisphenol metabolites
- PVC
- Polycarbonate
Get started with
MicroplasticsBlood Test Try now • $127.50
A number is
not a plan…A number
is not a
plan…
Lab results are the start, not the answer
Keyspan is the action layer interpretation, daily protocol, precision supplements, and a coach who actually knows you.
Kai builds the protocol. A human coach makes it yours.
Builds your initial protocol the moment results land
- Reads 120+ markers in seconds, surfaces the ones to act on
- Drafts your detox protocol and supplement pack
- Answers questions any time, in plain language
- Tracks your trends across every reset
Refines the protocol and gives you insights
- Refines Kai’s protocol around your life and goals
- Monthly calls + weekly check-ins, in writing
- The voice on the other end when you need one
- Adjusts as your numbers move
The Keyspan Detox Protocol
Two stacks. One protocol. Built to move your numbers.
Detox Support Pack
A curated blend of nutrients and antioxidants — taken daily.
Each pack targets your body’s three major detox systems.
Precision Supplements
No two members get the same stack.
Outside the Detox Pack, every supplement is chosen for your panel.
Already testing somewhere else?
Bring your results. We’ll do the rest
Function Health, InsideTracker, your last physical — if you have lab results, we can work with them. Keep getting labs wherever you like; bring them to Keyspan and we’ll turn the dashboard into a daily plan.
Bring my results
Lab results in a dashboard
100+ markers, color-coded reds and yellows, generic do’s-and-don’ts. No exercise plan, no day-to-day protocol.
Action layer — Kai, coach & plan
Upload your panel. Kai interprets it. Your coach builds a protocol that fits your life. We ship the supplements. You execute, we track.
Numbers that actually move
Diet, supplements, training, sleep — all integrated into how you already live, all measured against your retest.
92%
of members improve at least one priority marker by retest
-55%
average reduction in microplastic load after 16 weeks
-31%
average ApoB reduction in members flagged at intake
6.4
priority markers improved per member by month 6
Thousands
of members in active protocols. Average tenure: 2.4 years.
Everything You
Need — One App
Today’s actions, in your pocket
Biomarker profile
Bring Your Labs — Or Test With Us
We translate your biomarkers into clear, trackable insight.
Action plan
Know What To Do Every Day
Kai translates your health data into simple, personalized actions.
Supplement protocol
Supplements Built Around You
Targeted nutrients personalized to your biomarkers, goals, and lifestyle.
Add-ons
Go Deeper When You’re Ready
Advanced testing and tools to expand your health insights.
Your routine, simplified
Most popular
Keyspan Complete
- Comprehensive blood draws every 6 months
- Monthly precision supplements
- Monthly human coaching sessions
- Annual Microplastics blood test
- Kai daily action plan
- Member pricing on add-ons
from $199 $1999 /month /yearly
Essential
Bring your labs. Get your daily plan—private and secure. Add what you need—tests, supplements, coaching—anytime.
$9.99 $99 /month /yearly
Results you can feel - and See
What made this different was having both the numbers and the next step. I re-tested after a month and my microplastics load went from moderate to low. That was the first time I’ve seen clear proof something like this worked for me.
Keyspan is amazing. Its so simple, just wake up, get your actions for the day and go! I uploaded my labs and Kai made it easier to understand what to actually do about them. Kai tracked everything for me and gave me 4–5 simple things to focus on each day based on my labs, my wearables, and my schedule. Oh, the supplements made a bigger difference than I expected.
My aha moment was realizing I didn’t have to figure all of this out on my own anymore. Keyspan handled the blood draw at home, my coach helped me understand the bigger picture, and Kai gave me a simple action list every morning. The supplements were built for me, the plan fit into my real life, and it finally felt like I had a full team helping me achieve my health goals.
Intelligence. Secured.
With KeySpan, you don’t just improve how you feel today — you build the foundation for long-term vitality, longevity, and everyday performance.
What is Keyspan?
How does a Keyspan membership work?
Who is Keyspan for?
Keyspan is designed for anyone committed to optimizing their health. Whether you’re aiming for improved mental and physical performance, weight loss, stress reduction, better sleep, or even prevention of chronic diseases. Our goal is to empower you with personalized insights and tools to achieve and maintain optimal health. To subscribe to Keyspan you must be over 18 years of age, live in the United States, and have an Android or iPhone in order to access the app.