By Miyeilis Flores
He olive oil extra virgin (AOEV) is one of the healthier fats and with greater contribution of antioxidants. A recent study of the Rovira i Virgili University (URV) discovered that people who consumed virgin olive oil —and not refined— showed a better evolution of the cognitive function and one gut microbiota healthier.
The research evaluated the consumption patterns of oil in a group of 656 older adultsbetween 55 and 75 years old. The results were clear: those who prioritized virgin oil presented cognitive improvementsa benefit that was not observed with the consumption of refined oil.
This joint work, with the participation of Catalunya Sud Biomedical Research Institute (IRB CatSud)is a leading study for being the first measurement in humans to demonstrate that virgin olive oil contributes to preserve cognitive function through the microbiota modulation. Published in the magazine Microbiomethe research focused on patients with overweight, obesity and metabolic syndromedetecting notable indicators of improvement.
A key fact in the metabolic health is that these patients had a more diverse intestinal microbiota. Furthermore, the bacterial genus was identified Adlercreutzia as the possible mediator of this protective effect for the brain.
Quality vs. Processing: Not all oils are the same
Processing is the component that determines quality. He virgin olive oil keeps intact its antioxidants, polyphenols and bioactive compounds. On the contrary, refined oil loses a good part of these elements during industrial treatment. The predominant author, Jiaqi Niwarns: “Not all olive oils have the same benefits on cognitive function”.
For his part, the researcher Jordi Salas-Salvadó highlights that the virgin olive oil not only protects the heartbut it is a must-bear for preserve the brain during aging. The co-directors of the study, Nancy Babio and Stephanie Nishithey emphasize that improve diet quality It is an accessible and effective strategy in the face of the increase in cognitive decline worldwide.
Daily consumption and practical recommendations
Can it be consumed olive oil every day? The answer is a resounding yes. This study reinforces the importance of healthy fats in the Mediterranean diet. The recommended amount ranges between 20–40 ml per day (1 to 4 tablespoons), adjusting according to age, weight and physical activity of each person.
This habit is especially recommended in patients with heart risk or metabolic problems. Beyond its use in salads, this oil is suitable for cook without losing its essential properties. It can even be combined with foods such as coffee and yogurt to enhance the nutrient absorptioneasily integrating into the daily routine.
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