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Join the Study

Now Enrolling Volunteers

Fatigued?  
Advance Science

Join a study exploring a supplement containing ATP — a molecule your body naturally uses for energy — and paraxanthine, which is what your body naturally produces when it breaks down caffeine

  • Receive a 8-week supply of study product at no cost to you 
  • Get access to cognitive testing through games 
  • Get a personalized health report after you complete the study
    Study your health and contribute to science from home!

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Radicle volunteers

Take the Screener!

If you're fatigued and have less than 3 caffeine drinks daily, you may qualify.  

As Seen In

   See It In Action

Be Part of a Revolutionary
Virtual Study

Learn how Radicle Science is changing the way we understand natural health products through rigorous, inclusive clinical research.

How the Study Works

1

Eligibility & opt-in

The study is completely virtual - all you need is internet access on your phone or computer!

2

Shipped to your door

If you're eligible, we mail you study product at no cost to you.  You will also receive biomarker kits for stool and finger-prick testing at the beginning and end of the study.

3

Weekly check-ins via survey

Each week, you will answer short surveys about your health and study product.

4

Personal health report & insights

Receive a personalized health report when you complete the study.

Join the Study

Making a Difference, 
One Study at a Time

Each week you participate, we donate enough vitamins through Vitamin Angels to protect a child from preventable blindness and a mother in delivering healthier babies.

Join the Study

Our Publications

Explore how our research is redefining wellness

Published: January 16, 2023

A Randomized, Placebo-Controlled Trial Evaluating Multi-Species Synbiotic Supplementation for Bloating, Gas, and Abdominal Discomfort

Published: June 15, 2023

A Randomized, Placebo-Controlled, Double-Blind Trial to Assess the Effects of Ashwagandha on Sleep and Stress in Those Expressing Feelings of Anxiety

Published: May 28, 2024

A Randomized, Double-Blind, Placebo-Controlled Study to Investigate the Effects of a Reishi Mushroom and Ashwagandha Supplement on Perceived Stress in Healthy Adults

Our Radicle Team

We are passionate doctors, scientists, and public health trailblazers on a mission to revolutionize healthcare!

Pelin Thorogood, M.Eng, MBA

Co-Founder, Executive Chairwoman

Dr. Jeff Chen, MD, MBA

Co-Founder, Chief Executive Officer

Dr. Susan Hewlings, PhD, RD

Senior VP of Scientific Affairs

In Collaboration With Faculty From

Questions & Answers

Join the Radicle Mission!

Be part of a revolutionary VIRTUAL trial that include diverse populations

Make history by volunteering in some of history's largest studies on supplements and natural health products

Receive a 12-week supply of a health product at NO COST to you 

Contribute to science and prove the efficacy of natural health products

Receive a personalized health report when you complete the study

Volunteer Today!

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