For coffee enthusiasts in Florida, Buddy Brew Coffee is experimenting with a new menu item called the “Buddy Brew Screw,” which combines espresso with grapefruit juice and a dash of salt. This unique combination is based on the theory that grapefruit can extend the caffeine buzz from coffee. The chemical in grapefruit that interacts with medications by blocking an enzyme in the digestive system could also slow down caffeine metabolism, potentially making its effects last longer.

Understanding the Science

Grapefruit contains compounds that can interfere with the enzyme responsible for breaking down caffeine, allowing more of it to enter the bloodstream. However, experts like Michelle Francl, a chemistry professor at Bryn Mawr College, caution that a significant amount of grapefruit would be needed to notice any effect, and results can vary greatly among individuals.

Dietitian nutritionist Lauren Manaker notes that while grapefruit juice might theoretically slow caffeine metabolism, the actual impact on energy levels is minimal and inconsistent. More importantly, grapefruit can alter the absorption of many common medications, posing a potential risk for those on prescriptions like statins.

Health Considerations

Despite the uncertain benefits regarding caffeine, grapefruit does offer nutritional value, being rich in vitamin C and antioxidants. However, those taking prescription medications should be cautious when consuming grapefruit products due to possible interactions.

Caffeine itself, when consumed in moderation, can enhance mood, energy levels, and cognitive performance. It also has potential health benefits, such as headache relief and possibly reducing the risk of diseases like Alzheimer’s and Parkinson’s. However, excessive caffeine intake can lead to side effects such as increased heart rate and anxiety.

Original reporting: Fox News (HLL/CB) — read the source article.