Nikhil Prasad Fact checked by:Thailand Medical News Team Nov 16, 2024 2 weeks, 3 days, 6 hours, 19 minutes ago
Medical News: The lingering effects of COVID-19 have left millions of patients struggling with long-COVID, a condition marked by persistent inflammation, fatigue, cognitive challenges, and musculoskeletal pain. For these individuals, the road to recovery often seems unclear. However, a recent study conducted by researchers from the IMDEA-Food Institute (Madrid), the International University of La Rioja, the University of Valladolid, and Puerta de Hierro Majadahonda University Hospital in Spain sheds new light on how dietary changes, particularly adherence to the Mediterranean diet (MD), could play a vital role in alleviating these symptoms. This
Medical News report explores the promising findings of their study and highlights how antioxidant-rich foods, particularly extra virgin olive oil (EVOO), can significantly benefit long-COVID patients.
Olive Oil and Mediterranean Diet Offer Hope for Long-COVID Recovery
Mediterranean Diet and Its Benefits
The Mediterranean diet, renowned for its heart-healthy benefits, features high consumption of fruits, vegetables, legumes, nuts, whole grains, and EVOO. These components are rich in antioxidants, polyphenols, and omega-3 fatty acids, known for their anti-inflammatory properties. EVOO, in particular, has garnered attention for its potent antioxidant effects, helping reduce oxidative stress and systemic inflammation.
This study aimed to evaluate the impact of Mediterranean diet (MD) adherence on various health markers, including gut microbiota composition, inflammatory markers, and biochemical profiles, in 188 long-COVID patients. Participants were divided into two groups: high MD adherence (scoring above seven on a validated adherence scale) and low MD adherence (scoring seven or below). By analyzing dietary patterns, gut health, and biomarkers, the researchers uncovered compelling evidence of MD’s potential to mitigate chronic inflammation and promote recovery.
Key Findings: Improved Biochemical and Inflammatory Markers
Patients with high adherence to the Mediterranean diet demonstrated significant improvements in key health indicators compared to their counterparts with lower adherence. Among the standout results were:
-Reductions in LDL Cholesterol and Total Cholesterol: Elevated LDL cholesterol contributes to cardiovascular risk and systemic inflammation. Patients adhering to Mediterranean diet (MD) showed marked reductions in these levels, reflecting MD’s role in improving lipid profiles and reducing oxidative stress.
-Lower Glucose and Insulin Levels: Mediterranean diet (MD) adherence led to improved glycemic control, with significantly lower fasting glucose and insulin levels. High glucose and insulin are linked to oxidative stress and inflammation, and their reduction indicates enhanced metabolic health.
-Decreased Lactate Dehydrogenase (LDH) Levels: LDH is a marker of tissue damage and oxidative stress. The high adherence group exhibited lower LDH levels, s
uggesting reduced cellular damage and inflammation. This finding underscores the potential of Mediterranean diet (MD) to counteract the oxidative stress common in long-COVID.
The improvements in these markers are particularly significant for long-COVID patients, who often experience prolonged systemic inflammation and oxidative damage. EVOO, as a cornerstone of the Mediterranean diet (MD), appears to amplify these benefits, contributing to the observed reductions in LDL cholesterol, glucose, and LDH levels.
Gut Microbiota: A Key Player in Recovery
A crucial aspect of the study focused on gut microbiota, the community of microorganisms inhabiting the human digestive tract. Emerging evidence links gut health to systemic inflammation and immune function, making it a pivotal factor in chronic inflammatory conditions like long-COVID.
The study revealed distinct differences in gut microbiota composition between high and low MD adherence groups. High adherence was associated with an increased abundance of Akkermansia, a beneficial bacterial genus known to improve gut barrier integrity and reduce inflammation. Conversely, the low adherence group showed higher levels of Oscillibacter, a genus linked to increased LDH levels and oxidative stress.
Interestingly, the researchers identified a significant interaction between Oscillibacter abundance, LDH levels, and EVOO consumption. Patients consuming fewer than three servings of EVOO per day exhibited elevated LDH levels, particularly if Oscillibacter was abundant in their gut. This finding highlights EVOO’s unique ability to modulate gut microbiota and reduce inflammation, emphasizing its central role in the Mediterranean diet.
Antioxidants and Inflammation
The study’s findings highlight the profound impact of dietary antioxidants on reducing systemic inflammation. Foods rich in antioxidants, such as those featured in the Mediterranean diet, combat oxidative stress by neutralizing free radicals and supporting the body’s natural defense mechanisms. EVOO, in particular, is rich in polyphenols, compounds that enhance antioxidant capacity and protect against oxidative damage.
MD’s impact on inflammation extends beyond biochemical markers. By modulating gut microbiota, it fosters a favorable environment that supports gut health, reduces systemic inflammation, and enhances overall well-being. This dual approach - directly lowering oxidative stress and indirectly improving gut health - makes the Mediterranean diet a powerful tool for managing long-COVID symptoms.
Practical Implications for Long-COVID Patients
For long-COVID patients, incorporating the Mediterranean diet into daily life could be a game-changer. Simple steps, such as increasing consumption of fruits, vegetables, legumes, nuts, whole grains, and EVOO, can yield significant health benefits. EVOO, in particular, should be prioritized, with at least three servings per day to maximize its antioxidant and anti-inflammatory effects.
Additionally, the study underscores the importance of dietary patterns in managing chronic conditions. By shifting focus to nutrient-dense, antioxidant-rich foods, patients can actively combat inflammation, improve gut health, and enhance recovery.
Conclusion
The findings of this groundbreaking study emphasize the transformative potential of the Mediterranean diet, particularly its reliance on extra virgin olive oil, in reducing inflammation, improving metabolic health, and supporting gut microbiota balance in long-COVID patients. The significant reductions in LDL cholesterol, glucose, and LDH levels, coupled with favorable shifts in gut microbiota, underscore the diet’s role as a therapeutic strategy for managing chronic inflammatory conditions.
For individuals grappling with the challenges of long-COVID, embracing the Mediterranean diet offers a proactive, evidence-based approach to recovery. The combination of antioxidant-rich foods and improved gut health represents a holistic pathway to better health and well-being.
The study findings were published in the peer-reviewed journal: Antioxidants.
https://www.mdpi.com/2076-3921/13/11/1358
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