Low-dose administration of these vitamins failed to exert any beneficial effect on the mean survival time of the animals. Cancer Letters, Vol. Previous studies document that high doses of vitamin-mineral supplements are required to prevent and treat cancer effectively. Any attempt to treat cancer with vitamin supplements should be pursued only under the care of a physician. One possible mechanism for this anti-hypertensive action is that the nutrients may have increased the availability of nitric oxide .
Nitric oxide enhances arterial elasticity and helps to control blood pressure.
Clinical Science, Vol. You should only attempt to reduce your anti-hypertensive drug dose under the care of your physician. Vitamin E improved T cell responsiveness in old mice mostly by reducing macrophage prostaglandin production. Mechanisms of Aging and Development, Vol. Most people should take at least 400 IU of a vitamin-E supplement every day to help improve immune function and reduce the risk of a heart attack.