Search results
Results from the WOW.Com Content Network
The recommended adequate intake of sodium is 1,500 milligrams (3.9 g salt) per day, and people over 50 need even less." [13] The Daily Value for potassium, 4,700 mg per day, was based on a study of men who were given 14.6 g of sodium chloride per day and treated with potassium supplements until the frequency of salt sensitivity was reduced to 20%.
Tolerable upper intake levels (UL), to caution against excessive intake of nutrients (like vitamin A and selenium) that can be harmful in large amounts. This is the highest level of sustained daily nutrient consumption that is considered to be safe for, and cause no side effects in, 97.5% of healthy individuals in each life stage and sex group.
Absorption of dietary iron in iron salt form (as in most supplements) varies somewhat according to the body's need for iron, and is usually between 10% and 20% of iron intake. Absorption of iron from animal products, and some plant products, is in the form of heme iron, and is more efficient, allowing absorption of from 15% to 35% of intake.
For children, inadequate iron intake, over time, may manifest as poor academic performance. In one study, average math scores were lower for iron-deficient children compared with children with ...
Iron deficiency, or sideropenia, is the state in which a body lacks enough iron to supply its needs. Iron is present in all cells in the human body and has several vital functions, such as carrying oxygen to the tissues from the lungs as a key component of the hemoglobin protein, acting as a transport medium for electrons within the cells in the form of cytochromes, and facilitating oxygen ...
A new study shows nearly 1 in 3 adults in the United States may have iron deficiency. Whether through food or supplements, there are healthy ways to get more iron in your diet without relying on ...
In that study, researchers found that a higher intake of antioxidants, vitamins, iron-chelating nutrients, and polyunsaturated fatty acids was linked to lower brain iron levels, as well as better ...
Reference Intake (RI) is a food labelling system in the European Union and the United Kingdom. It is a means of communicating recommended nutrient intake to the public. Reference Intakes replaced the term Guideline Daily Amount (GDA), although the principles behind both are the same. The major difference is that GDAs existed for men, women and ...