Browse the evidence

Adherence to a Mediterranean diet (MD) positively influences gut microbiota composition and immune system function, thereby reducing the risk of non-communicable diseases (NCDs) associated with chronic inflammation, whereas a Western diet (WD) promotes dysbiosis and immune impairment.

Prioritize a Mediterranean-style eating pattern over a Western one to support gut health and reduce chronic inflammation. Focus on increasing fiber-rich foods, healthy fats, and diverse plant sources while reducing processed foods typical of a Western diet. This dietary shift is a primary lever for improving the gut microbiota-immune system interplay and preventing non-communicable diseases.

Lifestyle management, including healthy lifestyle and emotional well-being, is a core component of PCOS care, with a specific emphasis on avoiding weight stigma.

Focus on healthy habits and mental well-being, not just weight loss. If you have PCOS, your care should include support for your emotional health and quality of life, without judgment about your weight.

Modulation of gut microbiota via probiotics, prebiotics, synbiotics, or fecal microbial transplantation improves metabolic parameters (glucose tolerance, insulin sensitivity) and reduces inflammatory markers in patients with type 2 diabetes and associated complications.

If you have Type 2 Diabetes, your gut health matters. Research suggests that specific probiotics (like Lactobacillus and Bifidobacterium strains) may help improve blood sugar control and reduce inflammation, especially if you have complications like kidney issues. However, this is not a replacement for standard medical care. Consult your doctor before starting any probiotic regimen, as the specific strain and dose matter.

Lower circulating taurine concentrations in humans are associated with adverse health outcomes including abdominal obesity, hypertension, inflammation, and type 2 diabetes.

Maintaining healthy taurine levels through diet or supplementation might be beneficial for metabolic health, as low levels are linked to obesity and diabetes. However, more research is needed to confirm if supplementation directly improves these conditions in humans.

Specific next-generation probiotics and synbiotics (e.g., VSL#3, E. coli Nissle 1917, specific Bifidobacterium strains) show promising or beneficial effects in treating Ulcerative Colitis (UC) and Necrotizing Enterocolitis (NEC), unlike general probiotics.

For UC or NEC, generic probiotics may not work. However, specific strains like VSL#3 or E. coli Nissle 1917 have shown benefit. Consult a doctor for strain-specific therapy rather than buying random supplements.

Supplementation with S(-)-equol (10-30 mg/day) reduces the severity and frequency of menopausal vasomotor symptoms (hot flashes) in both equol-producing and non-producing women.

If you suffer from hot flashes during menopause, S(-)-equol supplements (10-30mg daily) may help reduce their frequency and severity. This works even if you don't naturally produce equol from eating soy, as the supplement provides the active compound directly. Consult a doctor before starting.

Equol supplementation improves arterial stiffness and may lower LDL cholesterol in overweight individuals, suggesting cardiovascular benefits.

For overweight individuals, equol supplementation may help improve arterial stiffness and lower LDL cholesterol. However, results vary, and it should not replace standard cardiovascular care or lifestyle changes.

Equol supplementation prevents bone mineral density loss and reduces bone resorption in postmenopausal women.

Postmenopausal women may benefit from 10mg/day of equol to help maintain bone density and reduce bone loss. This is particularly relevant for those at risk of osteoporosis.

Alpha-lipoic acid bioavailability is significantly reduced when taken with food, and should be administered on an empty stomach to maximize absorption.

Take your Alpha-Lipoic Acid on an empty stomach, at least 30 minutes before a meal or 2 hours after. Taking it with food significantly reduces how much your body absorbs.

Obesity (BMI ≥40) is a significant independent risk factor for increased prevalence, severity, and lethality of COVID-19, primarily driven by metabolic dysregulation, chronic inflammation, and immune system attenuation.

If you have obesity, especially with a BMI over 40 or associated conditions like diabetes or high blood pressure, your risk of severe COVID-19 is significantly higher than that of a healthy-weight individual. This is not just about weight, but about how obesity affects your immune response and lung function. Prioritize prevention (vaccination, masking, distancing) aggressively, as your body may struggle more with the inflammation caused by the virus.

Deficiencies in trace elements (specifically magnesium, zinc, chromium, and selenium) are associated with impaired glucose metabolism and insulin resistance, while supplementation or restoration of these levels can improve insulin sensitivity and glucose tolerance.

If you have insulin resistance or Type 2 Diabetes, ensure your intake of magnesium, zinc, chromium, and selenium is adequate. While whole foods are preferred, clinical evidence suggests that correcting specific deficiencies in these trace elements can help improve insulin sensitivity and glucose control, particularly when standard dietary intake is insufficient due to metabolic demands or soil depletion.

Adherence to a Mediterranean Diet increases gut microbiota diversity and shifts composition toward beneficial taxa (e.g., Prevotella, Bifidobacteria) and metabolites (SCFAs), while reducing pro-inflammatory markers and pathogenic bacteria associated with Western diets.

To improve your gut health, adopt a Mediterranean-style eating pattern. This means prioritizing fruits, vegetables, legumes, whole grains, and extra virgin olive oil as your main fat source. Include fish and limit red meat. This dietary pattern is associated with a more diverse and beneficial gut microbiome, which produces protective metabolites like short-chain fatty acids and reduces inflammation compared to a standard Western diet.

Specific components of the Mediterranean Diet, particularly dietary fiber and polyphenols from Extra Virgin Olive Oil, drive the beneficial modulation of gut microbiota by promoting the growth of SCFA-producing bacteria and reducing pro-inflammatory markers.

Incorporate Extra Virgin Olive Oil and high-fiber plant foods into your daily meals. The fiber feeds beneficial gut bacteria to produce protective short-chain fatty acids, while the polyphenols in olive oil help reduce inflammation. This combination is key to the health benefits of the Mediterranean Diet.

Increased intake of EPA and DHA improves quality of life, appetite, and physical functioning in cancer patients, particularly those with non-small cell lung cancer and head/neck squamous cell cancer, and may enhance chemotherapy efficacy.

For cancer patients, particularly those with lung or head/neck cancer, high-dose EPA and DHA supplementation (1.8-3g daily) may improve appetite, body weight, and quality of life. Some evidence suggests it may also enhance the effectiveness of chemotherapy. Consult with an oncologist before starting high-dose supplements.

Vitamin D supplementation (700-1000 IU/day) reduces the risk of falls in the elderly, particularly those with baseline low vitamin D levels, but high-dose intermittent regimens may increase fall risk.

If you are elderly and have low vitamin D, taking 700-1000 IU daily can help reduce your risk of falling. Do not take high-dose annual supplements (like 500,000 IU once a year), as these may actually increase your risk of falling and fractures. Stick to daily dosing.

Adherence to a Mediterranean-style diet significantly reduces systolic and diastolic blood pressure in adults without established cardiovascular disease (primary prevention).

To lower your blood pressure, adopt a Mediterranean-style diet. This means using olive oil as your main cooking fat, eating plenty of fruits, vegetables, and legumes, and including tree nuts. This approach has been shown to modestly but significantly reduce both systolic and diastolic blood pressure in people at risk of heart disease.

A Mediterranean-style diet reduces the risk of stroke in high-risk individuals, but does not significantly reduce total mortality or myocardial infarction compared to a low-fat diet.

If you are at high risk for heart disease, a Mediterranean diet supplemented with olive oil or nuts can significantly lower your risk of stroke. While it may not prevent heart attacks or death in all cases, the protection against stroke is a critical health benefit.

PCOS contributes to weight gain and hinders weight loss maintenance through indirect mechanisms including mental health issues (depression, anxiety, poor body image) and emotional barriers to physical activity.

Recognize that PCOS symptoms like hirsutism and irregular periods can cause anxiety and depression, which make weight loss harder. Addressing mental health and body image is a crucial part of managing PCOS and achieving weight loss goals.

Adherence to Mediterranean (MD) and DASH dietary patterns is associated with slower cognitive decline and reduced risk of Alzheimer's disease, primarily through the inhibition of neuroinflammatory processes via anti-inflammatory nutrients like polyphenols and omega-3 fatty acids.

Adopt a Mediterranean or DASH-style diet rich in fruits, vegetables, whole grains, nuts, and fish. This approach is more effective for cognitive health than taking isolated supplements because the combination of nutrients works synergistically to reduce brain inflammation.

High protein intake, particularly from animal sources, can lead to gut dysbiosis by increasing pro-inflammatory bacteria and decreasing beneficial butyrate-producing bacteria, whereas plant-based proteins may have a more neutral or beneficial effect.

Include plant-based protein sources (beans, lentils) alongside animal proteins to support a diverse gut microbiome and reduce potential inflammatory effects.

Oleocanthal, a phenolic compound in EVOO, inhibits COX-1 and COX-2 enzymes similarly to ibuprofen, potentially offering long-term cardioprotective and anti-inflammatory benefits through chronic low-dose consumption.

Look for EVOO that has a peppery kick at the back of your throat. This 'bite' often comes from Oleocanthal, a compound that works like a mild, natural version of ibuprofen by blocking inflammation enzymes. While you don't need to measure exact milligrams, choosing oils that taste pungent may help you get this anti-inflammatory benefit as part of your daily cooking.

Aerobic and resistance training are both effective for reducing depressive symptoms, but mixed training (aerobic + resistance) showed smaller effects in subgroup analysis.

You can choose either aerobic exercise (like running or cycling) or resistance training (weight lifting) to treat depression; both are highly effective. You do not necessarily need to combine them, as the data suggests mixed training showed smaller effects in this analysis.

Routine consumption of nonnutritive sweeteners (NNS) is associated with modest long-term increases in BMI, weight, and waist circumference, as well as higher incidence of obesity, hypertension, metabolic syndrome, type 2 diabetes, and cardiovascular events in observational studies.

If you consume nonnutritive sweeteners regularly, be aware that observational studies link this habit to modest increases in BMI, waist circumference, and risk of metabolic conditions like type 2 diabetes and hypertension. While short-term trials don't show weight gain, long-term data suggests a correlation. Focus on overall diet quality rather than just swapping sugar for sweeteners.

Reallocating time from moderate-to-vigorous physical activity (MVPA) to sedentary behavior or light physical activity (LPA) significantly increases BMI z-scores in children, whereas reallocating time to MVPA yields only modest decreases in BMI z-scores.

For children, maintaining moderate-to-vigorous physical activity (MVPA) is far more critical for weight management than simply reducing sitting time. Losing 30 minutes of MVPA has a much larger negative impact on BMI than the positive impact of gaining 30 minutes of light activity or reducing sitting. Prioritize high-intensity movement over passive rest.