Antioxidant :: A type of antioxidant 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. According to new research at the University of Virginia Health System, N-acetylcysteine (NAC), an anti-oxidant commonly used in nutritional and body-building supplements, can form a red blood cell-derived molecule that makes blood vessels think they are not getting enough oxygen.

Prostate Cancer :: Grape skin extract inhibits prostate cancer cell growth

Laboratory experiments show that an extract of the skin of muscadine grapes can inhibit growth of prostate cancer cells in the laboratory. Investigators from the National Cancer Institute (NCI), part of the National Institutes of Health, and their research partners also show that muscadine grape skin extract (MSKE) does not contain significant amounts of resveratrol, another grape skin component that has been widely studied and shown to be of potential benefit in preventing prostate cancer growth.

Menopause :: Pine bark reduces perimenopausal symptoms

A study to be published in an upcoming edition of the Scandinavian Journal of Obstetrics and Gynaecology reveals that Pycnogenol, 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.

Cholesterol :: Why bad things can happen to heart when good cholesterol goes bad

It?s yet another example of how a good thing can go bad: Researchers have found evidence in laboratory studies that ?good? cholesterol, renowned for its ability to protect against heart disease, can undergo detrimental changes in protein composition that make it ?bad? for the heart.

Antioxidant :: Antioxidants do not reduce cardiovascular events in women

Vitamins C and E and beta carotene, either individually or in combination, do not appear to reduce the risk of cardiovascular events or death among women at high risk for heart disease, according to a report in the August 13/27 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.