Protect brain health
‍before cognitive decline

An end-to-end digital and biomedical solution for Alzheimer’s prevention at scale

Our vertically integrated ecosystem
provides personalized brain health care

BRAIN HEALTH TRACKING

A proven NIH-funded platform* to manage modifiable risk factors, build brain-healthier habits, and track brain health over time.

CLINICAL CONSULTATION

Access licensed clinicians trained by Dr. Richard Isaacson in preventive neurology and receive a personalized treatment plan.

BRAIN BIOMARKER SCIENCE

Our proprietary preventive brain health biomarker panel and innovative at-home test with a few drops of blood.

WE PROVIDE

The only integrated solution offering:

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Proprietary preventive brain health panel (12 results)

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The only ApoE4 Protein lab developed test and ratio validated in the United States

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Extensive research to develop at-home fingerprick card testing to lower cost and democratize access

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Frozen sample storage for future use as new tests are developed

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National network of cold chain storage & shipment on dry ice

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Samples run in duplicates, real-time viral and bacterial testing, & more

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NIH-Funded randomized controlled trial data showing reduced Alzheimer's risk (AAN 2025)*

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Customized training for clinicians across the US who order our preventive brain health tests

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Evidence-based care philosophy developed by Dr. Isaacson with 75+ peer-reviewed publications

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Comprehensive cardiometabolic, genetic, inflammation, hormone and nutrition risk assessment

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Licensed preventive neurology clinicians provide a personalized risk reduction plan

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Years of biological data to create next-gen preventive brain health tools

*NIH-funded randomized controlled trial

ALZHEIMER'S BEGINS
DECADES BEFORE SYMPTOMS

Retain Health simplifies what you need to know and do

Imagine if we didn’t treat heart disease until after a heart attack. Silent changes in the brain similarly begin decades before symptoms.

We can now track the earliest signs and manage risk factors – but the best results demand specialized care.
Our connected pathways create options for informed preventive neurology action with an unmatched depth of expertise.

Know Your Risk

Free, convenient tool to discovering and managing brain-health risk factors

Access Expert Care

Trusted network of cognitive health clinicians specially-trained for precision guidance

Measure What Matters

Most reliable, comprehensive brain biomarker testing available, processed through in-house CLIA lab

Follow Cutting-Edge Science

Ongoing research innovation focuses on refining insights while making brain biomarker testing affordable, accessible

“To cure Alzheimer’s disease, you have to treat it before symptoms start.”

— Richard S. Isaacson, MD, FAAN
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Founder of the first Alzheimer’s Prevention Clinic in the US at Weill Cornell Medicine / NewYork-Presbyterian
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Pioneering global leader in preventive neurology
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Retain Health co-founder & NIH Grant Awardee