Diet & Nutrition News and Research

Latest Diet & Nutrition News and Research

Flavan-3-ols in tea and chocolate can lower blood pressure

We might have another reason to enjoy our daily cup of tea or small piece of dark chocolate, as a new study from the University of Surrey has found that naturally occurring compounds called flavan-3-ols - found in cocoa, tea, apples and grapes - may improve blood pressure and the health of our blood vessels.

13 May 2025

New brain network discovery could revolutionize depression diagnosis

In a comprehensive Genomic Press Commentary published today, researchers have identified what could be the first reliable biomarker for depression risk, potentially transforming how this devastating condition is identified and treated.

13 May 2025

Online obesity clinic achieves clinical trial-level weight loss with lower semaglutide doses

New research being presented at this year's European Congress on Obesity (ECO 2025) has found that patients of an online obesity clinic achieved similar weight loss to that reported in clinical trials – but with less than half the medication.

12 May 2025

Collagen protein bars show promise for safe and effective weight loss

Research being presented at this year's European Congress on Obesity (ECO 2025) and published in the journal Nutrients indicates that collagen could be a safe and effective weight-loss supplement.

12 May 2025

Lipid buildup predicts weaker bones once it passes a critical threshold

A large cross-sectional study using NHANES data found a non-linear negative relationship between lipid accumulation product (LAP) and lumbar spine bone mineral density (BMD). The association became significant only above a threshold value (ln-LAP > 2.846), independent of BMI.

12 May 2025

GLP-1 drugs linked to significant BMI reduction in children with severe obesity

Children who are living with severe obesity are more likely to experience a clinically relevant change in BMI when GLP-1 agonist drugs form part of their treatment, new research being presented at year's European Congress on Obesity (ECO 2025) suggests.

12 May 2025

Simple vest could help older adults maintain weight loss long term

Wearing a weighted vest during a 6-month calorie-restricted weight loss program helped older adults with obesity regain less weight over 24 months compared to those on diet alone. This benefit may be due to better preservation of resting metabolic rate during the intervention.

12 May 2025

Study links gum disease symptoms to higher risk of multiple chronic conditions

A major new study presented at EuroPerio11, the world's leading congress in periodontology and implant dentistry by the EFP, has found that people with signs of gum disease are more likely to suffer from multiple chronic health conditions, a state known as multimorbidity.

12 May 2025

Tirzepatide outperforms semaglutide for weight loss in people without diabetes

A head-to-head trial found that tirzepatide led to significantly greater weight loss and waist reduction than semaglutide in adults with obesity but without diabetes. Over 72 weeks, tirzepatide helped more participants reach key weight loss milestones, with manageable side effects and strong metabolic benefits.

12 May 2025

Chokeberry juice reduces blood vessel resistance in people with pre-diabetes

A German crossover trial found that drinking polyphenol-rich red berry juice improved peripheral resistance and helped preserve muscle mass in pre-diabetic adults. No significant changes were seen in glucose control or oxidative stress over the 14-day interventions.

12 May 2025

Intermittent fasting may dampen inflammatory responses in the gums

New research presented today at EuroPerio11, the world's leading congress in periodontology and implant dentistry by the European Federation of Periodontology (EFP), suggests that intermittent fasting could help reduce inflammation in the gums and improve certain health markers, even when oral hygiene is temporarily neglected.

12 May 2025

Tirzepatide outperforms semaglutide in weight loss clinical trial

Tirzepatide (trade name Zepbound) promoted greater weight loss in individuals with obesity than did semaglutide (trade name Wegovy) in a clinical trial that compared the safety and efficacy of the injectable drugs.

12 May 2025

City of Hope opens largest outpatient facility to enhance cancer care

As advances in early detection and treatment transform cancer into a chronic disease, City of Hope, one of the largest and most advanced cancer research and treatment organizations in the U.S. with its National Medical Center named top 5 in the nation for cancer by U.S. News & World Report, opens its largest outpatient facility among its network of 38 U.S. locations.

12 May 2025

Research sheds light on the profound connections between diet, inflammation, and gum health

New research presented at EuroPerio11 sheds light on the profound connections between diet, inflammation, and gum health.

12 May 2025

Adverse waist-to-height ratio trajectories during childhood linked to early cardiometabolic risk

New research being presented at this year's European Congress on Obesity (ECO) in Malaga, Spain (11-14 May) reveals that adverse waist-to-height ratio trajectories (a marker for central obesity) during childhood may increase cardiometabolic and cardiovascular risk at 10 years old.

11 May 2025

Ultra-processed food boosts addiction and worsens mood, study finds

A cross-sectional study of 3,997 adults in Türkiye found that ultra-processed food (UPF) intake is strongly linked to food addiction and negative mood. Surprisingly, no association was found between UPF consumption and hedonic hunger.

11 May 2025

Cultural comfort: How pasta became Italy’s edible happiness ritual

A multi-method study of over 1,500 Italians found that pasta consumption is consistently associated with increased happiness, especially when eaten socially. Psychological traits like mindfulness and lower stress enhanced these positive emotional effects.

11 May 2025

Vegetarians may need to watch thyroid health, especially with low iodine intake

Vegetarians had a modestly higher risk of developing hypothyroidism compared to high meat-eaters, but only after adjusting for BMI. No increased risk was seen for vegans or pescatarians in incident cases, though pescatarians showed a slight increase in baseline prevalence.

11 May 2025

Time-restricted eating may be a promising strategy for sustaining long-term weight loss

Three months of time-restricted eating (TRE), irrespective of whether it is earlier or later in the day, may be a promising strategy for sustaining long-term weight loss in adults with overweight or obesity, according to preliminary results of a randomised controlled trial being presented at this year's European Congress on Obesity (ECO) in Malaga, Spain (11-14 May).

11 May 2025

Mothers' early pregnancy weight influences kids’ BMI into adolescence

Children born to mothers with higher BMI in early pregnancy have greater weight and BMI from birth through age 10, regardless of prenatal lifestyle interventions. Paternal BMI also plays a significant role in childhood obesity risk.

10 May 2025