Almond Immune Study Participants Needed

Thanks for your interest in the Almond Immune Study. This study will test the health benefits of almonds. Almonds will be available in raw or dry roasted form. The primary goal of this study is to determine whether eating almonds daily for 28 weeks can improve immunity and how well the body responds to influenza vaccine in middle- aged overweight men.


Who is eligible for the study?

Investigators are looking for middle- aged men who are 40- 65 years of age, living close to Loma Linda area, who can commute to the Nutrition Research Center in Loma Linda University. Volunteers must not be sensitive or allergic to nuts. If you have any autoimmune disease (like rheumatoid arthritis, ulcerative colitis etc.) or any severe kidney or liver disease, you may not be eligible for the study.

What is expected of participants?

Participants must be willing to commit for a duration of 28 weeks. During this time, participants are expected to attend all scheduled meetings and visits. Participants must be equally willing to consume almonds or the control snack while continuing their usual diet and other routines or lifestyles.  Participants will also be asked to avoid consumption of other nuts for the duration of the study.

How can I participate?

You can let us know if you are interested in the study by any of the following 3 ways:

  1. Fill out the screening form.
  2. Send us an email to
  3. Call us at 909-558-8382

How long will the study last?

The study will last for 28 weeks (7 months) starting from the start to finish. Participants are expected to visit the clinic 7 times during the study (about once a month). At these visits, almonds or placebo (pretzel snack) will be provided, body measurements including height, weight and body composition will be taken. Participants will also be completing some questionnaires. During three of these visits, blood samples will be collected from all participants.

Will it cost me anything?

There is NO cost to the participants for any of the study-associated intervention or tests. In fact, as an incentive, participants will receive the results of their body composition assessment, which will be performed by a state-of-the-art body impendence analyzer. In addition, participants will receive $200 as a compensation at the end of the study, upon successful completion of all study protocols.

Required Dates

Dates will be provided soon