Brain Wellness Study
Help answer one question: can a brain health supplement measurably improve cognitive performance in adults with mild cognitive impairment? Your Oura Ring does the heavy lifting.
Scan with phone
Open the study directly on your mobile device.
Your study code
A clear picture before you commit.
6-month supplement supply
A brain health supplement (or placebo, randomly assigned) shipped to your door. Two capsules each morning.
Day-to-day
Wear your Oura Ring as usual, complete a quick daily check-in, and take the MoCA cognitive assessment at Months 3 and 6.
Earn up to $1,020 in value
60,000 Heartbeats ($300 Amazon gift cards), a 6-month supplement supply, MoCA assessments, and a personal wearable report.
You're a fit if…
You already passed the screener — this is just so you know what we checked for.
- Age 40 or older
- Based in the United States
- Own an Oura Ring with an active subscription
- Have Mild Cognitive Impairment (MCI)
- Able to complete the MoCA on a computer or tablet
- Can commit to daily check-ins for 6 months
Three steps to join.
- 1
Download the Reputable app
Available on iPhone and Android. Free, takes under a minute.
- 2
Create your account
Use the same email you signed up with on the form — that's how we'll match you.
- You're here3
Enter code & connect Oura Ring
The app will walk you through connecting your Oura Ring. That's it — you're in.
Measuring how a brain health supplement shapes cognition — in real life, on a real wearable.
Over six months, we're studying whether a brain health supplement can measurably improve cognitive performance in adults with mild cognitive impairment, compared to a placebo. MoCA assessments plus daily Oura Ring data from people like you — no lab visits.
Good things to know.
Hit a snag?
Write us at research@reputable.health. A real person will get you sorted.