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Dietetics

Reduced calories slows down ageing – US trial

Trials monitoring long-term calorie restriction showed a slowing down of biological ageing, with participants, who restricted their daily intake of food and drink by...

US scientists flag lead and cadmium found in dark chocolate

Scientists say some brands of dark chocolate, often punted as a rich source of antioxidants that might improve heart health and other conditions, with...

Parenting styles linked to children's weight – UK study

Children whose parents lack warmth are likelier to grow up overweight or obese, according to the first study of its kind, which investigated the...

TikTok turns diabetes drug into popular diet pill

Since the diabetes treatment Ozempic went viral on TikTok as a diet drug, hashtagged on the app some 350m times, the feverish popularity on social...

‘Bulk and cut’ dieting linked to eating disorders – Canadian study

Investigating the link between “bulking and cutting” diets and mental health in adolescents and young adults, researchers recently found this was associated with a...

Artificial sweeteners’ link to higher risk of heart disease – French study

The harmful effects of added sugars have been long established for multiple chronic diseases, leading food companies to use artificial sweeteners instead in a...

Daily avocado improves diet quality, lowers cholesterol – randomised US study

Not only does eating one avocado a day for six months have no effect on belly fat, liver fat or waist circumference in overweight...

US studies show colorectal cancer link to ultra-processed foods

Following a diet loaded with ultra-processed foods (UPFs) – hot dogs, chicken nuggets, cereals etc – increases the risk for colorectal cancer, heart disease...

More chance of hip fracture for vegetarian women – large-scale British study

A study has found that vegetarian women have 33% more chance of breaking a hip later in life than those who eat meat, possibly...

Boosting protein intake may be key to healthier eating, weight loss – US study

Protein is an essential component of a healthy diet, including among people on weight loss programmes. A recent study found that upping their protein...

The Longevity Diet: How nutrition affects ageing and healthy lifespan – US analysis

A US study examines the most recent studies into nutrition to explore the likely components of a “longevity diet”, based on a multi-pillar approach...

Underweight odds likelier with vegetarian diet children – Canadian cohort study

A study of nearly 9,000 children found those who eat a vegetarian diet had similar measures of growth and nutrition as meat-eating kids. However,...

Artificial sweeteners and increased cancer risk – French cohort study

Artificial sweeteners (especially aspartame and acesulfame-K), which are used in many food and beverage brands worldwide, are associated with increased cancer risk, according to...

Even without weight loss, Nordic diet lowers cholesterol and blood sugar

An analysis led by University of Copenhagen researchers found that the so-called Nordic diet concept reduces the risk of cardiovascular disease, type 2 diabetes,...

Sustained dietary change can add almost a decade to lifespan – Norwegian study

A sustained dietary change may give substantial health gains for people of all ages, adding up to 9 years to lifespan, a Norwegian modelling study...

Evidence review: Intermittent fasting for weight loss and lower cardiometabolic risk

A US meta-analysis of clinical trials shows moderate- to high-quality evidence that intermittent fasting delivers weight loss, as well as improving markers for heart...

Significant weight-loss with weekly injections of novel amylin agent — Phase 2 trial

Treatment with investigational long-acting amylin, cagrilintide, in people with overweight and obesity, but not diabetes, led to significant reductions in bodyweight and was well...

Fatty acid in palm oil linked to metastasis in mouth and skin cancers — Animal study

A fatty acid found in palm oil may promote metastasis in mouth and skin cancers, found a study in mice, published in Nature. “There is...

Novel ketogenic dietary supplement well tolerated and reduced epileptic seizures – UK study

A novel dietary supplement, as part of a ketogenic diet, was linked with a statistically significant reduction in the number of seizures in severe...

Herbal weight-loss supplement and green tea linked to severe liver damage

Dietary supplements containing Garcinia cambogia extract, alone or in conjunction with green tea may cause clinically similar severe liver injury, an analysis of the...

Novel ketogenic dietary supplement well tolerated and reduced epileptic seizures – UK study

A novel dietary supplement, as part of a ketogenic diet, was linked with a statistically significant reduction in the number of seizures in severe...

Dietary cocoa ameliorates non-alcoholic fatty liver disease in mice

Cocoa supplementation can markedly reduce the severity of non-alcoholic fatty liver disease (NAFLD) in obese mice, according to a Penn State study, who suggest...

AGA: New clinical practice guidelines on IGBs for weight loss

With obesity affecting 40% of the US population, the American Gastroenterological Association (AGA) has released new recommendations on the therapeutic role of intragastric balloons...

The diet dog fight: Keto vs Vegan in Nature Medicine

Although the endless, petty "tribalism and arguments" around diet are tiresome, a recent head-to-head study between low-carb and low-fat diets is worth serious discussion,...

Regulatory approval sought for 'gamechanger' obesity drug

More than a third (35%) of people who took a new drug for treating obesity lost more than one-fifth (≥20%) of their total body...

Low-fat, plant-based diet to low-carb, animal-based diet compared — NIH

People on a low-fat, plant-based diet ate fewer daily calories but had higher insulin and blood glucose levels, compared to when they ate a...

Low and very-low carb diets for type 2 diabetes remission – Systematic review

Patients with type 2 diabetes who follow a strict low carbohydrate diet (LCD) for six months may temporarily experience greater rates of remission compared...

More years of obesity means higher risk of cardiometabolic disease

A greater obesity duration is associated with worse values for all cardiometabolic disease factors, according to a study from Loughborough University, UK. People with obesity...

Almost three-quarters of US adults overweight or obese — up by half since 2000

Official data indicate that around 42% of US adults aged 20 are obese — including 9% with severe obesity — and another 31% are...

Older age no barrier to lifestyle management of obesity

Obese patients over the age of 60 can lose an equivalent amount of weight as younger people using only lifestyle changes, according to a...

Time restricted eating did not impact weight among overweight adults

Time-restricted eating, which restricts eating to specific hours of the day, did not impact weight among overweight adults with prediabetes or diabetes, according to...

Healthy diet may modify link between obesity and CVD mortality — 21-year study

A healthy quality Mediterranean-like diet partially modifies the association between obesity and cardiovascular disease (CVD) mortality, according to a study from Uppsala University, Sweden. Higher body...

Excess belly fat linked to higher risk of early death regardless of total body fat

Central fatness (excess fat stored around the abdomen) is associated with a higher risk of early death from any cause, regardless of overall body...

Compounds in coffee linked to lower body fat in women

Researchers examined data from the National Health and Nutrition Examination Survey, organised by the US Centre for Disease Control (CDC) and looked at the...

Reduced obesity for wearers of weighted vests — small Swedish clinical trial

Scientists from the University of Gothenburg found a new method of reducing human body weight and fat mass using weighted vests in a small...

Most popular diets deliver weight loss and lower BP, but benefits last only a year

Most diets lead to modest weight loss and lower blood pressure, but effects largely disappear after a year, while the differences between popular diet...

Insufficient evidence backing herbal medicines for weight loss

There is currently insufficient evidence to recommend any of the herbal medicines examined in an Australian systematic review and meta-analysis. Researchers at the University of...

Lower protein diet may lessen risk for cardiovascular disease

Amino acids are the building blocks of proteins. A subcategory, called sulphur amino acids, including methionine and cysteine, play various roles in metabolism and...

Mediterranean, fasting & Paleo diets go head-to-head Down Under

A New Zealand study put the popular Intermittent Fasting, Mediterranean and Paleo diets to a comparative test over a year in a "real world"...

Noakes responds to Leaf assessment of dietary study

Tim Noakes responds to last week's assessment by Alex Leaf of his dietary study as 'important', while accusing him of being 'disingenuous' in his...