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Science Daily
Learn all about food. See news and food science research. What foods are healthiest? What foods cause cancer? And more.
Updated: 22 hours 28 min ago

How humans and their gut microbes may respond to plant hormones

Tue, 22/08/2017 - 17:38
A bowl of salad contains more than vitamins and minerals. Plant matter also includes remnants of the hormones plants produce to control how they grow, age, and manage water intake. Recently, scientists have reported that our gut microbes and cells may respond to these hormones and even produce similar molecules of their own. Researchers now explore how plant hormones may influence human health.

Licorice is a hot trend in hot flashes, but could interact with medications

Mon, 21/08/2017 - 13:57
Licorice roots have a flavorful history, having been used in ancient Egyptian teas and in traditional Chinese medicines, all the way to today as a flavoring agent and candy. And some women now take licorice extracts as supplements to treat menopausal symptoms. But scientists caution that licorice could pose a health risk by interacting with medications.

Clay-based antimicrobial packaging keeps food fresh

Mon, 21/08/2017 - 13:56
Sometimes it seems as if fresh food goes bad in the blink of an eye. Consumers are left feeling frustrated, turning to cheaper, processed foods. Now scientists report that they developed a packaging film coated with clay nanotubes containing an antibacterial essential oil. The film prevents over ripening and microbial growth, improving the shelf life of perishables.

Cheesemaking secret unlocked

Fri, 18/08/2017 - 15:23
Researchers say their new knowledge on the inner workings of a bacterium has important implications for Australia's billion dollar cheese industry. The research group has explained the regulation of an enzyme in the bacterium Lactococcus, which is used as a starter culture in cheese production.

Allergies: Cross-reactivity between cypress pollen and peaches/citrus fruits explained

Fri, 18/08/2017 - 14:21
Medical researchers have identified the likely origin of the cross-reactivity between cypress pollen, peaches and citrus fruits. Their work has shown that these sources contain allergens belonging to a new family of proteins involved in pollen food associated syndrome. This discovery paves the way for the development of novel allergy diagnostic tests.

Citrus fruits were the clear status symbols of the nobility in the ancient Mediterranean

Fri, 18/08/2017 - 14:21
New research reveals that citrons and lemons were status symbols for the ancient Roman ruling elite. It also plots the route and evolution of the citrus trade in the ancient Mediterranean.

Federal snack program does not yield expected impacts

Thu, 17/08/2017 - 18:11
A research team examined the US Department of Agriculture's Smart Snacks in School regulation. The federal mandate was intended to replace unhealthy school snacks and beverages with more wholesome options, including fruits, vegetables, and packaged treats low in fat, sugar, and sodium.

Ray of hope for more abundant wheat crops

Thu, 17/08/2017 - 17:21
Using infrared gas analyzers connected to a miniature controlled environment chamber, botanists have simulated a sudden increase in sunlight following shade, and measured the time it took for the plant to regain its maximum photosynthesis efficiency and take full advantage of the extra energy from light. They found it took about 15 minutes for photosynthesis to reach maximum efficiency.

In a nutshell: Walnuts activate brain region involved in appetite control

Wed, 16/08/2017 - 23:12
Double-blind test bolsters observational data that walnuts promote feelings of fullness. Results provide a quantitative measure for testing other compounds' ability to control appetite, including potential medications for the treatment of obesity.

Fish database could help eliminate the ultimate bait and switch

Wed, 16/08/2017 - 16:27
Fish fraud, the misrepresentation of cheaper fish as more expensive ones, is a rampant problem worldwide. Now scientists report that they are making strides toward the development of a protein database capable of definitively identifying fish species. This information could help nab imposters of salmon, tuna and other popular fish before they reach people's plates.

Eating habits affect skin's protection against sun

Tue, 15/08/2017 - 19:17
Sunbathers may want to avoid midnight snacks before catching some rays, new research recommends. A study in mice shows that eating at abnormal times disrupts the biological clock of the skin, including the daytime potency of an enzyme that protects against the sun's harmful ultraviolet radiation.

The lining of our intestines uses business process for fast digestion

Tue, 15/08/2017 - 17:04
Every time we swallow food, cells that line the intestines must step up their activity in a sudden and dramatic manner. According to a new study, they rise to the challenge in the most economic fashion.

Rhapsody in red violet

Tue, 15/08/2017 - 16:11
A new study has now opened the way to numerous potential uses of betalains, the highly nutritious red-violet and yellow pigments known for their antioxidant properties and commonly used as food dyes.

New genomic insights reveal a surprising two-way journey for apple on the Silk Road

Tue, 15/08/2017 - 14:50
New research reveals surprising insights into the genetic exchange along the Silk Road that brought us the modern apple.

Trees and shrubs offer new food crops to diversify the farm

Fri, 11/08/2017 - 23:54
What if we could design a landscape that would provide a variety of nutritious foods, high-quality habitat, and ecosystem services, while also delivering a healthy profit to the landowner? According to researchers, it is not only possible, it should be adopted more widely, now.

Plastic films incorporating N-halamines could sanitize food production facilities

Fri, 11/08/2017 - 18:49
Specially designed plastic films can prevent bacterial contamination in the food and biomedical industries, according to new research.

Almonds may help boost cholesterol clean-up crew

Fri, 11/08/2017 - 18:49
Eating almonds on a regular basis may help boost levels of HDL cholesterol while simultaneously improving the way it removes cholesterol from the body, according to researchers.

Material-independent nanocoating antimicrobial spray extends the shelf life of produce

Fri, 11/08/2017 - 13:50
Scientists have developed a sprayable nanocoating technique using plant-derived polyphenol that can be applied to any surface. This new nanocoating process can be completed in seconds to form nanometer-thick films, allowing for the coating of commodity goods, such as shoe insoles and fruits, in a controlled fashion.

How dietary fiber helps the intestines maintain health

Thu, 10/08/2017 - 22:33
Researchers have discovered how by-products of the digestion of dietary fiber by gut microbes act as the right fuel to help intestinal cells maintain gut health.

Scientists work on the 'essence' of better-tasting tomato juice

Thu, 10/08/2017 - 15:30
If you’re yearning for a better-tasting tomato juice, scientists are in their labs, working on satisfying your palette. Essence, usually extracted from a plant to add flavor or provide a scent, according to a new study, can be used to improve juice flavor.

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