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HASS AVOCADO STUDY – Prequality today to join the HASS Avocado Study


Habitual Diet and Avocado Trial

Thank you for visiting HAT website, we appreciate your interest in our research. The good news is that we are inundated with application from potential participants. However this means that we are currently closed for new applications. Please visit our website in a month to see if we have re-opened our application portal. Thank you!

Welcome! Thank you for your interest in the HAT study!

What is this HAT study all about?

HAT stands for Habitual Diet and Avocado Trial. The HAT study is a research project aimed to answer the question whether eating one avocado daily for six months has an impact on the amount and distribution of fat in the body.

This is a large study spread across the United States, with Loma Linda University being one of the five research sites. Other collaborating research sites include: University of California at Los Angeles, Tufts University, Pennsylvania State University and Wake Forest University. This study is an intervention with avocado or no avocado for SIX months!

To meet the research team – click hereTo know more about the study requirements click here

If you would rather skip the details of the study requirements for now and quickly find out if you qualify to participate please

proceed to the short screening survey by clicking here

This website application is only for those living within a 25 mile radius of Loma Linda, CA (Southern California, San Bernardino County). 

If you live anywhere else, please visit the following website https://hat.phs.wakehealth.edu/home.cfm and look for other study sites closer to you under the sites tab.

Thank You.