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Nutrition fundamentals stories

Sep 20, 2026

French study links eight common food preservatives to high blood pressure and heart disease

Researchers have identified eight widely used food preservatives in processed foods that are associated with significantly higher rates of hypertension and cardiovascular disease, according to a large observational study conducted in France.

Sep 20, 2026·2 sources
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Aug 28, 2026

Keto diet reduced liver fat by 67% in clinical trial

A ketogenic diet outperformed Mediterranean and low-fat diets in reducing liver fat and improving metabolic health markers in a clinical trial of people with obesity, prediabetes, and fatty liver disease.

Aug 28, 2026·2 sources
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Aug 20, 2026

Mediterranean-style diet shows modest weight loss and improved diet quality in two-year trial

A two-year randomized trial found that adults with obesity following an adapted Mediterranean-style diet program achieved modest, sustained weight loss comparable to commercial programs, with greater improvements in self-reported diet quality. The findings suggest behavioral diet programs may be valuable for modest weight-loss goals beyond just the scale.

Aug 20, 2026·4 sources
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Aug 1, 2026

Eating less protein may slow aging and improve metabolism, major review finds

A comprehensive review of over 350 studies suggests that consuming less protein than currently popular may improve metabolism, reduce inflammation, and potentially slow aging processes.

Aug 1, 2026·1 source
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Jul 31, 2026

Daily avocado consumption may lower heart disease risk in obese adults

A six-month clinical trial found that eating one avocado daily reduced the number of LDL particles circulating in the blood of adults with obesity, potentially lowering heart disease risk.

Jul 31, 2026·1 source
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Jul 28, 2026

Brazilian study finds father's pre-conception diet affects newborn body composition

Research examining 43 family triads in Ribeirão Preto, São Paulo, Brazil demonstrates that a father's diet before conception can influence their children's health and body composition, adding to evidence of paternal health impacts on offspring.

Jul 28, 2026·1 source
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Jul 25, 2026

Analysis finds prebiotic sodas may contain less fiber and more sugar than advertised

A new analysis reveals that many prebiotic sodas, which have surged in popularity with promises of gut health benefits and low-calorie content, may actually contain lower fiber levels and higher sugar content than consumers expect.

Jul 25, 2026·1 source
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Planetary Health Diet linked to lower cardiovascular disease risk in postmenopausal women, 20-year study finds

A two-decade study of over 65,000 postmenopausal women found that higher adherence to the Planetary Health Diet was associated with reduced risk of cardiovascular disease, coronary heart disease, stroke, and heart failure.

Jul 25, 2026·1 source
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FDA's voluntary sodium reduction targets show minimal impact three years after implementation

The U.S. Food and Drug Administration's Phase I voluntary sodium reduction targets, issued in 2021 to encourage manufacturers to lower sodium in packaged foods by 2024, appear to have had minimal effect on reducing sodium levels in food products.

Jul 25, 2026·1 source
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Jul 23, 2026

Cardiologists Share Daily Heart Health Habits and Lifestyle Changes to Reduce Cardiovascular Disease Risk

Medical experts and cardiologists are publicly sharing their personal daily habits and practices for maintaining heart health, including advice on exercise, diet, coffee consumption, avoiding prolonged sitting, and recognizing warning signs like chest pain. The guidance emphasizes that small, consistent lifestyle changes can significantly reduce the risk of heart disease and stroke.

Jul 23, 2026·5 sources
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New U.S. Dietary Guidelines Spark Debate Over Protein Intake Recommendations for Aging Adults

The release of the 2025-2030 Dietary Guidelines for Americans has triggered scientific debate, with experts questioning whether current protein intake recommendations are sufficient for healthy aging and whether guidelines adequately address the needs of middle-aged and older adults.

Jul 23, 2026·4 sources
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Jul 11, 2026

U.S. Dietary Guidelines Recommend Fermented Foods as Focus on Gut Health Intensifies

The federal government's latest dietary guidelines specifically encourage Americans to eat more fermented foods, amid growing mainstream interest in gut health driven by rising colorectal cancer rates among young adults and increasing popularity of personalized microbiome treatments.

Jul 11, 2026·4 sources
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May 2, 2026

Vegan Diet Outperforms Mediterranean Diet on Emissions and Metabolic Health in Randomized Trial

A randomized clinical trial found that a vegan diet produced better outcomes than a Mediterranean diet for both metabolic health markers and environmental emissions, providing clear evidence linking dietary choices to human and planetary health.

May 2, 2026·1 source
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Apr 16, 2026

Ultra-Processed Food Consumption Linked to Higher Obesity Risk and Muscle Fat in Multiple Studies

New research shows adolescents consuming more ultra-processed foods have significantly higher odds of obesity, while separate studies link UPF consumption to higher muscle fat content in adults at risk for knee osteoarthritis and worse overall muscle health.

Apr 16, 2026·3 sources
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Apr 13, 2026

Genetic Variants Explain Why GLP-1 Drugs Like Ozempic Don't Work for 10% of Patients

New research reveals that approximately 10% of people carry specific genetic variants that make popular diabetes and weight-loss drugs like Ozempic and Wegovy significantly less effective, providing the first genetic explanation for variable drug response.

Apr 13, 2026·1 source
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Apr 7, 2026

High-Fat Diets Linked to Rapid Loss of Protective Gut Immune Cells

Mass General Brigham researchers found that even short-term exposure to high levels of dietary fat results in quick and selective loss of critical gut immune cells in preclinical study.

Apr 7, 2026·1 source
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Mar 31, 2026

Kimchi Linked to Reduced Microplastics in New Study

New research suggests a widely consumed food may help remove harmful microplastics from the body by binding to particles or aiding their excretion, pointing to a potential dietary approach to reducing long-term exposure and related health risks.

Mar 31, 2026·3 sources
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Top claims

  • ▪Dietary tracking revealed that 99.5% of the NutriNet-Santé volunteers consumed at least one food preservative during their first two years of participation.
  • ▪The study authors recommend that consumers favor non-processed and minimally processed foods and avoid unnecessary food additives to protect their cardiovascular health.
  • ▪A French study published in the European Heart Journal linked high intake of certain food preservatives to increased risks of high blood pressure and cardiovascular disease.

Subtopics

Drug Approval and Clinical Trials11Lifestyle, Wellness and Nutrition10Dietary patterns5Gut health & microbiome4Metabolic health4Mediterranean diet3Preventive medicine3Public healthcare3Weight management3Cardiovascular health.2Cardiovascular training2Inflammation reduction & immune effects2Longevity & aging2Protein2Ultra processed foods2Adolescent health1Age related cognitive decline1Biomarkers & bloodwork testing1Blood sugar & insulin1Cancer prevention1Cardiovascular health1Consumer protection1Dietary interventions1Environmental and Occupational Health1

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