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.

Vitamin C inhibits the growth of some tumors

Nearly 30 years after Nobel laureate Linus Pauling famously and controversially suggested that vitamin C supplements can prevent cancer, a team of Johns Hopkins scientists have shown that in mice at least, vitamin C - and potentially other antioxidants - can indeed inhibit the growth of some tumors ¯ just not in the manner suggested by years of investigation.

11 Sep 2007

Health benefits of fruit juice

In years past, family physician Pamela Rockwell told parents not to let their children drink too much fruit juice because of its link to obesity.

5 Sep 2007

Avocado extract stops growth of pre-cancerous cells that lead to oral cancer

Nutrients taken from avocados are able to thwart oral cancer cells, killing some and preventing pre-cancerous cells from developing into actual cancers, according to researchers at Ohio State University.

5 Sep 2007

N-acetylcysteine may not be as safe as once thought

Certain preparations taken to enhance athletic performance or stave off disease contain an anti-oxidant that could cause harm.

5 Sep 2007

Smoking ups Alzheimer's risk by 50%

According to a new Dutch study people over the age of 55 who are smokers put themselves at a far greater risk of developing dementia than people who do not smoke.

5 Sep 2007

Muscadine grape skin extract shows promise for prostate cancer

Laboratory experiments show that an extract of the skin of muscadine grapes can inhibit growth of prostate cancer cells in the laboratory.

4 Sep 2007

Smoking and Alzheimer's disease

People who smoke are more likely to develop Alzheimer's disease or dementia than nonsmokers or those who smoked in the past, according to a study published in the September 4, 2007, issue of Neurology, the medical journal of the American Academy of Neurology.

4 Sep 2007

New method for fighting skin wrinkles

A new method for fighting skin wrinkles has been developed at the Hebrew University Faculty of Agriculture, Food and Environmental Quality Sciences.

30 Aug 2007

Flaxseed for hot flashes

Data from a new Mayo Clinic study suggest that dietary therapy using flaxseed can decrease hot flashes in postmenopausal women who do not take estrogen.

30 Aug 2007

Pycnogenol reduces perimenopausal symptoms

A study to be published in an upcoming edition of the Scandinavian Journal of Obstetrics and Gynaecology reveals that Pycnogenol (pic-noj-en-all), pine bark extract from the French maritime pine tree, reduces "climacteric symptoms" such as hot flashes, depression, panic attacks, cholesterol and other common symptoms associated with women entering menopause transition.

29 Aug 2007

Zinc and macular degeneration link

A team of scientists, including three researchers at George Mason University, found that the mineral zinc could play a role in the development of macular degeneration.

28 Aug 2007

Moderate drinkers less likely to get kidney cancer

The researchers at the Karolinska Institute in Stockholm suggest that people who drink 22 ounces of alcohol a week are 40 percent less likely to develop kidney cancer.

28 Aug 2007

Reported failure of vitamin E to prevent heart attacks may be due to underdosing

The findings, published early online in Free Radical Biology and Medicine, suggest that these earlier studies all had a fundamental flaw the doses used werent high enough to have a significant antioxidant effect.

24 Aug 2007

Cranberries, chemo and ovarian cancer

Compounds in cranberries may help improve the effectiveness of platinum drugs that are used in chemotherapy to fight ovarian cancer, researchers have found in a laboratory study that will be reported at the 234 th national meeting of the American Chemical Society.

22 Aug 2007

Clemson scientists improve longevity of fluorescent nanoparticles

Clemson University chemists have developed a method to dramatically improve the longevity of fluorescent nanoparticles that may someday help researchers track the motion of a single molecule as it travels through a living cell.

22 Aug 2007

Red and blue fruits and veggies the best for fighting cancer

A new study by scientists in the U.S. has found that red and blue foods are the best when it comes to fighting cancer.

20 Aug 2007

Doubt raised again over value of antioxidant supplements

According to a new study by French researchers, antioxidant supplements do not protect women against skin cancer and in fact they may possibly increase their risk.

20 Aug 2007

Vitamin supplements no benefit to women's heart health

Researchers in the U.S. say middle-aged women at risk for heart disease derive little benefit from taking vitamins C, E or beta carotene.

14 Aug 2007

Green tea for cancer prevention

Concentrated chemicals derived from green tea dramatically boosted production of a group of key detoxification enzymes in people with low levels of these beneficial proteins, according to researchers at Arizona Cancer Center.

13 Aug 2007

New study looks at over-the-counter (OTC) anti-aging products

Findings from a study released today revealed that a limited amount of clinical research exists to prove the effectiveness of many over-the-counter (OTC) anti-aging products. The study is published in the July/August 2007 issue of the Aesthetic Surgery Journal, the official peer-reviewed journal of the American Society for Aesthetic Plastic Surgery (ASAPS).

13 Aug 2007