Antioxidant News and Research

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Antioxidants are substances that protect cells from the damage caused by free radicals (unstable molecules made by the process of oxidation during normal metabolism). Free radicals may play a part in cancer, heart disease, stroke, and other diseases of aging. Antioxidants include beta-carotene, lycopene, vitamins A, C, and E, and other natural and manufactured substances.

Flavonoids offer dementia, Alzheimer's hope

A group of chemicals found in many fruits and vegetables, as well as tea, cocoa and red wine, could protect the brain from Alzheimer's disease, a dementia expert told scientists at a conference last Friday.

12 Jul 2009

Specially bred purple sweet potato with anti-cancer components

A Kansas State University researcher is studying the potential health benefits of a specially bred purple sweet potato because its dominant purple color results in an increased amount of anti-cancer components.

30 Jun 2009

Omega-3 fatty acids may protect against progression of age-related macular degeneration

Omega-3 fatty acids found in fatty fish such as tuna and salmon may protect against progression of age-related macular degeneration (AMD), but the benefits appear to depend on the stage of disease and whether certain supplements are taken, report researchers at the Laboratory for Nutrition and Vision Research (LNVR), Jean Mayer USDA Human Nutrition Research Center on Aging (HNRCA) at Tufts University.

18 Jun 2009

New antioxidant supplement may help slow sight loss in elderly

Queen's University Belfast academics have helped develop an antioxidant supplement which may slow down sight loss in elderly people.

18 Jun 2009

Stopping type 1 diabetes damage with vitamin C

Researchers at the Harold Hamm Oklahoma Diabetes Center have found a way to stop the damage caused by Type 1 diabetes with the combination of insulin and a common vitamin found in most medicine cabinets.

9 Jun 2009

Prevalence and predictors of antioxidant supplement use during breast cancer treatment

A new study finds that many women with breast cancer take antioxidant supplements while undergoing cancer treatment, even though the consequences of doing so are unknown.

9 Jun 2009

Low antioxidant intake is associated with low reproductive capacity in semen

Low antioxidant intake is associated with low reproductive capacity in semen. This is the finding of a new study carried out in two infertility centres in Alicante and Murcia, and which has been published online in the journal Fertility and Sterility.

2 Jun 2009

Research may lead to improved TB vaccines

A team of Vanderbilt University Medical Center investigators has cracked one of clinical medicine's enduring mysteries - what happened to the tuberculosis vaccine. The once-effective vaccine no longer prevents the bacterial lung infection that kills more than 1.7 million people worldwide each year.

19 May 2009

Saffron could stop blindness and cure eye disease

Italian scientists say they have found that saffron may hold the key to stopping vision loss as people age and in treating some eye diseases.

17 May 2009

Radical blow for snotty arteries

Controlling the green stuff in snot could help treat heart disease, reveals Professor Michael Davies from the University of Sydney Faculty of Medicine and the Heart Research Institute.

12 May 2009

Omega-three fatty acid rich foods lower risk for eye disease

Regularly eating fish, nuts, olive oil and other foods containing omega-three fatty acids and avoiding trans fats appears to be associated with a lower risk for the eye disease age-related macular degeneration, according to two reports in the May issue of Archives of Ophthalmology.

12 May 2009

Salad herb shows potential gastric anti-ulcer activity

Gastric ulcer is an illness that affects a considerable number of people worldwide. Although the introduction of proton-pump inhibitors to the classic anti-ulcer therapy has revolutionized treatment of peptic ulcers and other gastrointestinal disorders, there is still no complete cure for this disease.

7 May 2009

Cigarette smoke exposure may lower levels of antioxidants in kids

Children exposed to cigarette smoke have lower levels of antioxidants, which help the body defend itself against many biological stresses.

4 May 2009

Level of cellular stress determines longevity of retinal cells

Stress can be adaptive. It can make you sharper, help you focus and it can even improve your performance. But too much of it can tax cells to the point where they can no longer cope and slowly self-destruct.

30 Apr 2009

Grapes may prevent heart health risks beyond the simple blood pressure-lowering impact

Can a grape-enriched diet prevent the downhill sequence of heart failure after years of high blood pressure?

22 Apr 2009

Scientists to develop antioxidants from Rosemary

The benefits of UK grown rosemary are set to be explored, and with it the potential to create a new genre of renewable bio-based antioxidants.

22 Apr 2009

Walnuts can reduce breast cancer risk

Walnut consumption may provide the body with essential omega-3 fatty acids, antioxidants and phytosterols that reduce the risk of breast cancer, according to a study presented at the American Association for Cancer Research 100th Annual Meeting 2009.

22 Apr 2009

Antioxidant ellagic acid prevents UV skin damage that leads to wrinkles

Using a topical application of the antioxidant ellagic acid, researchers at Hallym University in the Republic of Korea markedly prevented collagen destruction and inflammatory response - major causes of wrinkles -- in both human skin cells and the sensitive skin of hairless mice following continuing exposure to UV-B, the sun's skin-damaging ultraviolet radioactive rays.

22 Apr 2009