We've Made Some Remarkable Discoveries...

We've Uncovered a Possible Root Cause of IBS  Symptoms &

Key Strategy to Greatly Reduce Symptoms.

We help people afflicted with IBS to  greatly reduce their symptoms. Based on science and our own primary research, ReThink Tools are simple, effective, easy-to-learn, and practical for people suffering from IBS.

What Are ReThinkTools?

Would you like to greatly reduce your IBS symptoms? Attend our webinar to learn how our 4-step system can greatly reduce IBS symptoms. Join our free webinar here…

What are the Benefits?

Intense tummy pain and other debilitating symptoms may be a thing of the past. Some people who’ve used our system can now eat whatever they want. They no longer have bathroom dramas. They can eat at restaurants. They no longer have to be on a restricted diet.

They get back to their normal lives… Work, socializing, exercise, and recreation. There’s an incredible pleasure and freedom and being liberated from the most intense symptoms of this horrible, chronic disease. Learn more… 

Our Research

We track the work of other researchers, and we conduct our own primary research. We’ve worked closely with hundreds  students. We’ve conclusively established the effectiveness of our work, although... Learn more...

About Us

We’re a small team dedicated to conducting research, development, and education in human wellness. Our research is conducted by ReThink Research, Inc., a federally recognized 501(c)(3) tax-exempt, non-profit organization. Learn more about us...

About Guy Downing

ReThink CEO & Executive Director

I’ve taught hundreds of people from around the world the same principles I used to greatly reduce my symptoms of severe Irritable Bowel Syndrome (IBS) and progressively worsening Multiple Chemical Sensitivities (MCS). Learn more about Guy…

Connect With Us

Questions? Learn more? Register for our free webinar, here.

ReThink Research, Inc. 

Phone: (650) 722-3733

P.O. Box 60463

Palo Alto, CA 94306

ReThink Disease