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New food freezing concept improves quality, increases safety and cuts energy use

A new food freezing method called isochoric freezing preserves food without turning it to solid ice, killing microbial contaminants during processing. This technology could save up to 6.5 billion kilowatt-hours of energy and reduce carbon emissions by 4.6 billion kg annually.

SourceUS Department of Agriculture - Agricultural Research Service·JournalRenewable and Sustainable Energy Reviews·TypeExperimental study·DateSep 2, 2021

Mathematical model developed to prevent botulism

A new mathematical model predicts Clostridium botulinum growth and toxin production in chilled food products, reducing the need for costly laboratory experiments. The model's comprehensive approach considers multiple factors, including storage temperature, pH, salt, and preservatives, to ensure food safety.

SourceTechnical University of Denmark·JournalInternational Journal of Food Microbiology·DateMay 27, 2021

Persuading consumers to go green

Researchers found that using gain language, which highlights positive benefits, can increase eco-friendly behavior. Anthropomorphism, such as giving objects human characteristics, also boosts green compliance. The study suggests that businesses can save money by shifting customers' behaviors to be greener.

SourceUniversity of Houston·JournalPsychology and Marketing·DateApr 26, 2021

Reliably detecting cocoa off-flavors

A team of scientists has identified key odorants responsible for musty and moldy-smoky cocoa flavors using a molecular sensory science concept. The research provides an objective method to assess fermented cocoa's sensory quality based on odorant concentrations, benefiting the food industry with reliable identification of off-flavors.

SourceLeibniz-Institut für Lebensmittel-Systembiologie an der TU München·JournalJournal of Agricultural and Food Chemistry·DateApr 20, 2021

New treatment unlocks potential for baking raspberries

Washington State University scientists have developed a method to treat raspberries before freezing, allowing them to maintain their structure when thawed. The treatment involves infusing berries with pectin and calcium, partially drying them, and coating them with an edible layer, resulting in reduced syneresis and improved texture.

SourceWashington State University·JournalFood and Bioprocess Technology·DateMar 1, 2021

Healthcare Nutrition Council leads the way on medical food discussions

A recent publication in Current Developments in Nutrition shares the historical and regulatory context of medical foods and perspectives on their role in the future. The Healthcare Nutrition Council's Medical Foods Workshop highlighted key considerations for patient access and product innovation, driving consensus on terms and definiti...

SourceKellen Communications - NY·JournalCurrent Developments in Nutrition·DateJan 12, 2021

Experts agree on new global definition of 'fermented foods'

Experts have agreed on a new global definition of fermented foods, specifying the differences between them and probiotics. The definition covers thousands of different types of fermented foods from around the world and provides a starting point for further research into their effects on human health.

SourceInternational Scientific Association for Probiotics and Prebiotics·JournalNature Reviews Gastroenterology & Hepatology·DateJan 5, 2021

Polysaccharides from red algae affect mice immune systems, say FEFU scientists

Researchers found that red algae polysaccharides can suppress the activity of immune cells in lab mice, reducing leukocyte count and congenital immunity cell activity. However, it is unclear whether this effect is beneficial or detrimental, and further study is needed to understand its potential as a pharmacological substance.

SourceFar Eastern Federal University·JournalJournal of Biomedical Materials Research·DateDec 29, 2020

NUS study reveals severe air pollution drives food delivery consumption and plastic waste

A NUS study found that poor outdoor air quality in China drives consumers to use food delivery services, resulting in increased plastic waste from packaging. The study revealed a strong causal link between air pollution and plastic waste, with a 100 μg/m³ increase in PM2.5 levels raising food delivery consumption by 7.2%.

SourceNational University of Singapore·JournalNature Human Behaviour·DateOct 19, 2020

Less advertising for high-calorie snacks on children's TV

A study by the University of Bonn found that commercials aimed at children decreased in Germany after EU-level voluntary commitment was put in place. However, companies exploited loopholes and the initiative showed partial success. The researchers also highlighted the need for stricter guidelines to regulate food advertising.

SourceUniversity of Bonn·JournalFood Policy·DateFeb 5, 2020

Low/no calorie sweeteners can make a useful contribution to public health strategies

A new scientific report by Ashwell et al. suggests that low/no calorie sweeteners are safe, have no adverse effect on blood glucose regulation, and can help reduce net calorie intake. The experts agree that these sweeteners can be a useful contribution to public health strategies aimed at reducing obesity and diabetes risk.

SourceInternational Sweeteners Association (ISA)·JournalNutrition Research Reviews·DateJan 23, 2020

Novel composite antimicrobial film could take a bite out of foodborne illnesses

A new composite film made with an antimicrobial layer has shown promise in reducing the growth of harmful bacteria on packaged meat and fish products. The film, which contains a biopolymer called pullulan and an antimicrobial compound called Lauric arginate, was found to be effective in killing pathogens such as Salmonella and E. coli.,

SourcePenn State·JournalInternational Journal of Food Microbiology·DateJan 21, 2020

Children's packed lunches lack nutritional quality

A recent study found that fewer than two in every 100 packed lunches meet nutritional standards, with an increase in vegetables and a decrease in sugary food. The researchers argue that the Government should make fresh vegetables freely available in schools and that the food industry should develop healthier options.

SourceUniversity of Leeds·JournalBMJ Open·DateJan 13, 2020