Diet & Nutrition

Food and beverages provide the energy and nutrients you need to improve health, manage disease, and reduce the risk of disease. Complete nutrition requires ingestion and absorption of vitamins, minerals, essential amino acids from protein and essential fatty acids from fat-containing food, also food energy in the form of carbohydrate, protein, and fat. Dietary habits and choices play a significant role in the quality of life, health and longevity.

What Is Angelica Root? Benefits, Nutrition, and How It Supports Women’s Health

Discover how traditional angelica root is being reshaped by modern research, revealing promising but still emerging benefits for inflammation, circulation, mood, and women’s hormonal health.

Health Benefits of Cinnamon

Can You Eat Too Much Fruit?

Why Moringa oleifera is Called the Miracle Tree: Health Benefits for Immunity, Inflammation, and Metabolism

Recombinant Bovine Growth Hormones (rBGH) in Food

Fast 5:2 Diet

Neem - Evidence-Based Health Benefits

Caveman or Palaeolithic Diet

Paleo vs. Keto Diets

FODMAP Research

Fad Diet Examples and Efficacy

Spanish Lime: Nutritional Profile, Benefits, and Uses

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The Health Benefits of Walnuts

South Beach and Low-GI Diets

Are Artificial Food Flavors and Colorings Harmful?

Causes of Food Intolerance

What are the Health Benefits of a Vegan Diet?

Vegetarian Diets for Weight Loss

Is The Carnivore Diet Healthy?

What are Nutraceuticals?

Dukan Diet: Pros and Cons

Military Diet: Health Risks

Ginger: Health Benefits

Papaya: Health Benefits

The Flexitarian Diet: A Flexible Path to Better Health

The MIND Diet Explained: Foods That Fight Cognitive Decline

Is Food Packaging Harmful to Health?

Can You Be Vegan and an Athlete

New Atkins Diet: Pros and Cons

DASH Diet for High Blood Pressure

Are Precision-Fermented Fats Healthier Than Traditional Dairy Fat?

The Principles of the Blue Zone Diet

Benefits of Nut Consumption During Pregnancy

Raspberry Leaf Tea In Pregnancy: Safety, Benefits, and Research Insights

Colostrum for Adults: Boosting Immunity Gut Health and Recovery

Sources of Dietary Fiber

What Are the Health Benefits of Mung Beans?

Food Allergies Explained

Genetic Factors Impacting Nutritional Requirement

What to Know About Processed and Ultra-Processed Foods

Differences Between Natural Whole Fruit and Natural Fruit Juice

Is Spirulina the Next Anti-Aging Superfood?

Does Red Meat Shorten Lifespan?

False Alarm Hypothesis of Food Allergy

Portfolio Diet: Evidence-Based Steps to Reduce LDL Cholesterol

Mediterranean Diet

Foods that Reduce Oxidative Stress and Prevent Cancer

Magnesium in the Diet and Body

Tart Cherry Benefits: Fact or Fiction for Wellness and Recovery?

Diet Supplements and Liver Problems

Diet for Obese Children and Teenagers

Coconut Oil: Health Benefits

Nutraceutical Industry

Nutritional / Dietary Supplement

The Benefits of Healthy Fats

Do NAD Boosters Help You to Live Longer?

What is the Military Diet?

Understanding the Glycemic Index

Is Watermelon a Superfood? Examining the Scientific Evidence

Food Intolerance

Smarter Carts: How AI is Transforming Grocery Shopping

Healthy High Fat Alternatives to Avocado

Calorie and Macro Counting

The Importance of Dietary Fiber

What to Eat on the Military Diet

Sesame Oil Health Benefits: Examining the Diverse Roles of Lignans and Lipids

Cambridge Diet: Pros and Cons

What Is The Andean Diet And Why Is It Healthy?

Rhodiola Rosea: Evidence-Based Health Benefits and Clinical Insights

Does Eating Sea Moss Provide Health Benefits?

What is the BRAT Diet?

How Important Is Breakfast for Overall Health?

Should We Eat Polished Rice?

Canola Oil: Is it Healthy?

The Vegan Diet, Ethos, Affects and Advice

Cell-Cultured Fat and Its Role in Improving Flavor and Texture of Alternative Meat Products

Adriatic Diet Explained: Cardiovascular Benefits and Scientific Evidence

What is the TLC Diet?

How an Anti-Inflammatory Diet Lowers Chronic Disease Risk

High Protein Diet

Raw Veganism: Health Benefits, Risks, and Challenges

Is a Hypocaloric Diet Safe and Effective for Long-Term Health?

Fast 5:2 Diet Evidence

What is Clean Eating?

Organic Food Health Benefits

Upcycled Food Ingredients: Nutrition, Safety, and Sustainability

How Fast Food Affects Children's Health

What is Personalized Nutrition?

Nutrigenomics: How Your Genes Influence Your Nutritional Needs and Health

Does Drinking 100% Fruit Juice Put on Weight?

Butter versus Margarine: Which is Healthier?

The Detrimental Effects of Ultra-processed Foods

Nutraceutical Regulation

Diet for Overweight and Obese Pregnant Women

Do Superfoods Really Exist?

The Health Benefits of Cilantro (Coriander)

Natural Sources of Vitamin D and Calcium

What is a DNA Diet?

Macrominerals and Trace Minerals in the Diet

The 5:2 Diet Health Benefits

Are Low Carbohydrate Diets Good for Type 2 Diabetes?

Can Food Allergies Ever be Psychological?

Is Palm Oil Good or Bad in Diet?

How the Atlantic Diet Supports Long-Term Health and Prevents Chronic Disease

Natural Protein Sources

What is the 5:2 Diet?

Dietary Fiber: Health Benefits, Food Sources, and Daily Needs

What is the Viking Diet?

Top Lithium-Rich Foods and How They Support Health

Diabetic Diet

How Many Calories Should You Eat Per Day?

Nutritional Needs of Young Children (Age 5-10)

Health Benefits of Quinoa

Latest Diet & Nutrition News and Research

Study links ultra-processed food intake to poorer thigh muscle quality

A Radiology study of 615 adults at risk for knee osteoarthritis found that higher ultra-processed food intake was associated with greater fat infiltration in thigh muscles on MRI, a marker of poorer muscle quality. The association remained after adjustment for BMI, was stronger in models using abdominal circumference, and did not differ significantly by sex.

15 Apr 2026

Can processed meats fit into a healthy diet?

This perspective-style review argues that processed meats remain valuable sources of high-quality protein, essential amino acids, and bioavailable micronutrients despite concerns about sodium, fat, and chronic disease links. It also contends that much of the evidence tying processed meat to adverse health outcomes is observational and potentially confounded, while emphasizing the role of processing in safety, shelf life, and food security.

15 Apr 2026

Are healthy foods really healthy? Nutrition researchers say context matters

This Clinical Nutrition opinion paper argues that nutrition research should stop asking whether a food is simply “healthy” and instead ask what it is being compared with. Because diets are compositional, the health effects of foods depend on the specific substitution, and the authors argue that causal inference and network meta-analysis can improve how evidence is interpreted.

15 Apr 2026

Lower-protein toddler formula does not reduce BMI at age 2, trial finds

A large randomized trial in Germany and Spain found that lowering milk protein intake during the second year of life did not reduce BMI z-score at 24 months, though it did produce a temporary BMI reduction at 18 months. Lower protein intake also led to more stable weight and length trajectories, while higher protein intake pushed growth upward relative to WHO standards.

15 Apr 2026

Older adults show high willingness for Alzheimer’s blood tests

Northwestern University psychologist Andrea Russell sees older adults with early cognitive impairment riddled with anxiety. Some worry a missed word or forgotten appointment could signal Alzheimer's disease.

15 Apr 2026

Ultra-processed foods linked to higher obesity risk in adolescents

Adolescents who consume more ultra-processed foods (UPFs) have significantly higher odds of being overweight or obese, according to a new systematic review and meta-analysis published in the open-access journal PLOS One by Mekuriaw Nibret Aweke of the University of Gondar, Ethiopia, and colleagues.

15 Apr 2026

Popular chatbots often provide inaccurate and incomplete medical information

A substantial amount of medical information provided by 5 popular chatbots is inaccurate and incomplete, with half of the answers to clear evidence based questions "somewhat" or "highly" problematic, show the results of a study published in the open access journal BMJ Open.

15 Apr 2026

Liver cancer burden rising globally amid shift to metabolic risks

Primary liver cancer continues to pose a major global health challenge, ranking as the third leading cause of cancer-related deaths worldwide.

15 Apr 2026

Sudan accounts for the world’s largest ongoing humanitarian health crisis

After three years of war, Sudan now accounts for the world's largest humanitarian crisis, with 34 million people needing aid, 21 million lacking health services, and repeated attacks crippling a medical system already weakened by disease and hunger.

15 Apr 2026

“Natural” and “healthy” labels may confuse shoppers more than help

Study reveals that front-of-pack labels alone can't ensure healthy choices, as perceptions of naturalness and processing shape consumer behavior.

15 Apr 2026

Medi-Cal immigrant enrollment is dropping. Researchers point to Trump’s policies.

For months, a cloud of fear has hovered over the immigrant community in San Bernardino, California, making it hard for María González to do her job as a community health worker in this city where almost a quarter of residents are foreign-born.

15 Apr 2026

Gaining weight before age 30 tied to higher mortality

The study reveals that weight gain before 30 years is associated with increased mortality risk, underscoring the need for early obesity intervention strategies.

15 Apr 2026

Metabolic syndrome doubles worldwide over two decades

A global study reveals a sharp rise in metabolic syndrome prevalence from 2000 to 2023, highlighting urgent public health challenges and regional disparities.

15 Apr 2026

Waist-to-height ratio outperforms BMI in predicting hypertension risk

New waist-to-height cut-offs to assess fat mass and obesity predicted the risk of hypertension better than body mass index, according to a new study from the University of Eastern Finland and the Robert Wood Johnson Medical School at Rutgers University in the US.

14 Apr 2026

States change custody laws to keep children of detained immigrants out of foster care

As immigration authorities carry out what President Donald Trump has promised will be the largest mass deportation operation in U.S. history, several states are passing laws to keep children out of foster care when their detained parents have no family or friends available to take temporary custody of them.

14 Apr 2026

Prenatal opioid exposure shows minimal effect on later academic performance

Every 25 minutes in the United States, a baby is diagnosed with neonatal abstinence syndrome (NAS), a condition that occurs in newborns who have been exposed to opioids in the womb and develop withdrawal after birth, according to the Centers for Disease Control and Prevention.

13 Apr 2026

Beetroot supplement raises nitric oxide markers in triathletes after one week

A randomized cross-over pilot study in 10 amateur male triathletes found that a beetroot-based multi-ingredient nitrate supplement increased nitric oxide-related and redox biomarkers over 7 days without evidence of lipid oxidative damage. The supplement was generally well tolerated, but the study did not measure whether these biochemical changes improved performance or recovery.

13 Apr 2026

Study shows why an apple a day may work differently for different people

A 12-week single-blind trial in 38 Japanese adults found that daily Fuji apple intake did not significantly change overall host metabolic markers, but responses differed by baseline gut enterotype. Participants in the Bacteroidaceae-dominant enterotype showed significant increases in fecal short-chain fatty acids after apple consumption, suggesting that gut microbiota structure may shape functional dietary responses.

13 Apr 2026

Parents’ intake of sugar substitutes may influence offspring gut biology, study finds

A mouse study in Frontiers in Nutrition found that parental sucralose and stevia intake altered gut microbiota, short-chain fatty acids, and gene expression across generations, with sucralose showing the stronger and more persistent effects. The changes were transmitted to offspring not directly exposed to the sweeteners, although several effects were attenuated by the F2 generation.

13 Apr 2026

Study explains why vaccines underperform in people living with obesity

New findings reveal that obesity significantly impaired the quality and longevity of antibody responses to a Pseudomonas aeruginosa vaccine in a mouse model.

13 Apr 2026