After all, niacin is a vitamin and had been used in millions of people.
First of all, price or brand do not necessarily determine the quality of a vitamin supplement.
Niacin is a vitamin that can raise the level of HDL cholesterol (the good type).
But at the end of the day the decision to take a vitamin is probably a personal choice.
FORBES: Do Vitamins Prevent Cancer? The Answer Will Give You Whiplash
However, a vitamin B-12 deficiency is most often due to a lack of a substance called intrinsic factor.
Some succumbed to beriberi -- caused by a vitamin deficiency and easily treatable.
But the scientific evidence that demonstrates such effects has been shown in individuals who have a vitamin B-12 deficiency.
FORBES: Clemens Could Pay Political Price for Business Success
So a good multivitamin or a vitamin C or B-complex could help.
The second company, Viosan, appears to be a vitamin and supplement manufacturer.
You could approach this hangover like David, with a glass or three of water and a vitamin pill, but that would be boring.
FORBES: Drink Some Rabbit Droppings And Call Me In The Morning
Perhaps, they reason, the treatment -- say a vitamin, or an aspirin -- could have a physiological effect not yet found in studies.
The labels of those packets say the compound was a vitamin supplement that is safe to use in children as young as two years old.
Ingesting sky-high doses of a vitamin is unnecessary and potentially harmful.
Fumonisin also interferes with the cellular uptake of folic acid, a vitamin that is known to reduce the risk of neural tube defects in developing fetuses.
FORBES: Bittman of the 'New York Times': Always Out To Lunch
The group also found that folic acid, a vitamin known to help reduce the chances of birth defects, did not decrease that risk among heavier women.
He refuses to disclose current consulting specifics because of confidentiality agreements, but two decades ago, he says, he advised Centrum to produce a vitamin for older people, Centrum Silver.
Taking a vitamin supplement with a meal is the best approach as many of the vitamins and minerals are better absorbed by the body in the presence of fat and protein.
Last year, the U.S. Preventive Services Task Force recommended people age 65 or older who are considered at risk for falling and potentially breaking bones exercise and take a vitamin D supplement.
WSJ: Vitamin D and Calcium Supplements May Not Stop Fractures
Having a vitamin deficiency (such as of calcium or magnesium) may be linked with teeth grinding, so it's important to follow a well-balanced, nutritious diet and take a multivitamin supplement if needed.
Researchers from Columbia Presbyterian Medical Center (CPMC) of New York Presbyterian Hospital found a person's risk of stroke is reduced by 53 percent if he or she takes a vitamin E supplement each day.
And while some cellular mechanisms have been discovered that may lend plausibility to a vitamin D hypothesis, there are as of yet no convincing data that allow us to draw conclusions about vitamin D and these diseases.
Overall, those most at risk for a vitamin-D deficiency were older, female, obese, drank milk less than once a week, and spent more than four hours a day watching TV, playing video games, or working on a computer.
Other drugs are being studied for their promise in preventing breast cancer, including a Vitamin A-derivative called fenretinide and the antiosteoporosis drug raloxifene, sold by Eli Lilly lly (nyse: lly - news - people) under the brand name Evista.
Whether or not Clemens can demonstrate a vitamin B-12 deficiency, he is going to have to contend with questions about why chose injections of a vitamin that is found naturally in meat, fish and dairy products or in commercially-produced and readily-available pill form.
FORBES: Clemens Could Pay Political Price for Business Success
Beta carotene is a type of carotenoid, a plant pigment that is a provitamin for vitamin A. During its digestion and metabolism, a percentage is converted to vitamin A, a fat-soluble vitamin that is important for vision, growth and development, and healthy immune and reproductive function.
However, some analyses have suggested that beta-carotene, vitamin A and vitamin E supplements may shorten life rather than extend it.
Make sure to eat plenty of high-quality, lean protein like fat-free dairy, egg whites, fish and skinless chicken (protein should make up about 20 percent of your total calories) and limit vitamin A fortified foods or multivitamins with high doses of vitamin A, which can negatively impact bone health.
Vitamin D is a fat-soluble vitamin that occurs naturally in a limited number of foods, so fortified foods including milk, margarines and breakfast cereals and dietary supplements are the major source for most Americans.
应用推荐