Preservatives News and Research

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Cutting ultra-processed foods may improve symptoms of depression

A preliminary study led by UC San Francisco adds to growing evidence that reducing ultra-processed food may improve symptoms of depression.

23 Sep 2026

New mRNA vaccine expands flu protection options for older adults

Every fall, millions of Americans heed the call to get their annual flu shot. Getting vaccinated reduces the risk of severe illness, hospitalization, and death from influenza.

20 Sep 2026

This edible flower could do more than brighten a plate

A review of 76 publications finds that pot marigold contains more than 500 reported secondary metabolites, along with natural pigments, antioxidants, and substantial dietary fiber. Early food studies report promising results in yogurt, bread, pasta, and edible oils, but limited product trials and no clinical evidence currently prevent human health claims.

28 Jul 2026

What older adults eat may shape dementia risk

Higher ultraprocessed food intake was associated with increased risks of dementia, cognitive impairment with no dementia, and the combined outcome among older US adults in the Health and Retirement Study. Minimally processed food intake showed the opposite pattern, although the observational findings require cautious interpretation because diet was self-reported and cognitive outcomes were not clinically diagnosed.

4 Jun 2026

How common spices may improve gut, brain, and metabolic health

The health effects of spices are explored, revealing their potential to influence blood sugar, inflammation, and brain function through various mechanisms.

28 May 2026

Common food preservatives linked to higher cardiovascular disease risks

Eating foods that contain common preservative food additives may increase the risks of high blood pressure and cardiovascular disease, according to research published in the European Heart Journal today.

21 May 2026

Ultra-processed diets may harm muscle health

Ultra-processed food diets may impair muscle health, with MRI findings showing increased fat infiltration in individuals at risk for knee osteoarthritis.

17 Apr 2026

American Heart Association's 9 diet rules to lower heart disease risk

The AHA's dietary guidance emphasizes food choices over fad diets to reduce heart disease risk and improve cardiovascular health across all life stages.

2 Apr 2026

Heavily processed foods may raise heart disease risk beyond poor nutrition alone

A 2026 review in Cardiology in Review reports that higher intake of ultra-processed foods is consistently associated with greater risks of cardiovascular disease, stroke, and cardiovascular mortality across cohort studies and meta-analyses. The paper also highlights plausible mechanisms involving gut dysbiosis, oxidative stress, and NF-κB-driven inflammation, with additives such as emulsifiers, preservatives, dyes, and sweeteners discussed as potential contributors.

26 Mar 2026

Novel bacteriophage offers a promising biocontrol solution against foodborne Salmonella

Researchers from China have identified a novel bacteriophage that offers a highly promising "green" biocontrol solution against foodborne Salmonella.

26 Mar 2026

Rising vitamin K shot refusal increases newborn brain injury risk

Increasing numbers of parents are refusing vitamin K shots for their newborns, putting infants at greater risk of avoidable brain injuries, according to a preliminary systematic review released February 26, 2026, that will be presented at the American Academy of Neurology's 78th Annual Meeting taking place April 18-22, 2026, in Chicago and online.

26 Feb 2026

High intake of ultraprocessed foods increases risk of both all-cause and cancer-specific death

Cancer survivors who consumed higher amounts of ultraprocessed foods as part of their diet had a significantly increased risk of both all-cause and cancer-specific death.

4 Feb 2026

Self-moisturizing solid gel improves comfort in ultrasound imaging

Ultrasonography is a non-invasive imaging technique used for real-time imaging. This versatile technique is used as a reliable diagnostic tool in various modalities.

30 Jan 2026

Mcgill researchers find unexpected chemical contaminants in human milk samples

An interdisciplinary team including researchers at McGill University has found a range of unexpected chemical contaminants in human milk samples from Canada and South Africa.

20 Jan 2026

Common food preservatives may raise cancer risk

Higher intake of certain food preservatives is associated with increased cancer rates, particularly breast and prostate cancers, highlighting safety concerns.

13 Jan 2026

Dietary exposure to food preservatives associated with higher cancer incidence

Higher intake of food preservatives, widely used in industrially processed foods and beverages to extend shelf-life, is associated with a modestly increased risk of cancer, finds a study from France published by The BMJ today.

7 Jan 2026

Higher intake of food preservatives linked to increased risk of type 2 diabetes

Higher consumption of food preservatives, widely used in industrially processed foods and beverages to extend their shelf life, has been linked to an increased risk of type 2 diabetes.

7 Jan 2026

Ultra-processed foods linked to higher mortality in Black women with breast cancer

A study from Rutgers Cancer Institute researchers in eClinicalMedicine is the first to link ultra-processed foods to reduced survival in Black women with breast cancer.

18 Dec 2025

Why green tea delivers the strongest health benefits

This review examines tea's health effects, highlighting green tea's benefits for heart health and cognition, and warns about risks in processed tea products.

1 Dec 2025

Understanding tea's health benefits and risks

The review confirms that tea, particularly green tea, plays a crucial role in preventing cardiovascular diseases (CVDs), obesity, diabetes, and certain types of cancer.

1 Dec 2025