Garambullo: A Promising Natural Preventative for Colon Cancer, Research Shows

Fresh research from the Autonomous University of Querétaro (UAQ) in Mexico suggests that consuming garambullo, a fruit native to the region, may offer preventative and delaying effects against colon cancer. Researchers have found that the fruit promotes the growth of beneficial gut bacteria and may even kill cancer cells.

What is Garambullo?

Garambullo (Hylocereus stellatus) is traditionally used in rural communities in the states of Guanajuato and Querétaro, Mexico, particularly by women who make candies, dried fruits, popsicles, and snow cones from it. Researchers are now exploring its potential health benefits beyond its culinary uses.

How Does Garambullo Impact Colon Cancer?

A study conducted by researchers at the Center for Advanced Biomedical Research (CIBA) at the UAQ Faculty of Medicine investigated the effects of garambullo consumption on an early-stage cancer model in animals. The research, led by Edelmira Sánchez Recillas, a PhD student in Biomedical Sciences, focused on changes in the intestinal microbiota.

The findings indicate that garambullo consumption not only kills cancer cells but also delays the progression of primary cancer lesions. It encourages the growth of beneficial bacteria, acting as a “protector for intestinal health.” The effect appears to be preventative, offering a “cushioning” effect even before cancer develops.

The Role of the Intestinal Microbiota and Antioxidants

The research highlights the importance of the intestinal microbiota, the community of microorganisms that live in our digestive tracts. According to Sánchez Recillas, our diet influences the balance between beneficial and harmful bacteria in the gut. Garambullo is rich in fiber and antioxidants, both of which contribute to a healthy gut environment.

Garambullo contains a significant amount of antioxidants, even surpassing levels found in blueberries and strawberries. These antioxidants can reduce chronic inflammation, a key factor in the early stages of colon cancer development. Colon cancer is often linked to low fiber consumption and a diet high in red or fatty meats, making garambullo a potentially valuable dietary addition.

Preserving Garambullo’s Benefits

Even when processed into products like snow cones or flavored water, garambullo appears to retain its fiber and antioxidant content, suggesting that it can still offer health benefits in various forms. The fruit’s characteristic purple color comes from bioactive compounds called betalains, which have high antioxidant capacity.

Future Research and Conservation Efforts

While the research is promising, it is currently in the characterization phase. Researchers hope to eventually conduct studies on human populations to confirm the benefits observed in animal models. There is also a growing concern about the preservation of garambullo plants, as land development threatens their natural habitat. Researchers are advocating for the protection of this endemic cactus and increased awareness of its health benefits.

About CIBA

The Center for Advanced Biomedical Research (CIBA) at the UAQ Faculty of Medicine is a graduate-level research center focused on various biomedical research areas, including the study of garambullo and its potential health benefits. The research is part of a broader line of investigation led by Dr. Haydé Vergara Castañeda, focusing on native foods and their impact on health.