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Terminated Phase 4 Interventional Accepts healthy volunteers

Assessing the Effectiveness of an N-of-1 Platform Using Study of Cognitive Enhancers

ClinicalTrials.gov ID: NCT04056650

Public ClinicalTrials.gov record NCT04056650. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 8:12 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Data Driven Health Decisions in the Wild: A Platform for Actionable N-of-1 Studies

Study identification

NCT ID
NCT04056650
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 4
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Enrollment
57 participants

Conditions and interventions

Interventions

  • L-theanine Drug
  • Caffeine supplement Dietary Supplement
  • N1 app Device

Drug · Dietary Supplement · Device

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 17, 2019
Primary completion
Dec 21, 2020
Completion
Dec 21, 2020
Last update posted
Mar 11, 2021

2019 – 2020

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Icahn School of Medicine at Mount Sinai New York New York 10029

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04056650, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 11, 2021 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04056650 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →