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Registered dietitians explain what vitamin B12 is, how much you need, and the potential side effects of taking too much. Skip to main content. 24/7 Help. For premium support please call: 800 ...
Specific medical names of the different conditions are derived from the given vitamin involved: an excess of vitamin A, for example, is called hypervitaminosis A. Hypervitaminoses are primarily caused by fat-soluble vitamins ( D and A ), as these are stored by the body for longer than the water-soluble vitamins.
Excess B 12 beyond the blood's binding capacity is typically excreted in urine. Owing to the extremely efficient enterohepatic circulation of B 12 , the liver can store 3 to 5 years' worth of vitamin B 12 ; therefore, nutritional deficiency of this vitamin is rare in adults in the absence of malabsorption disorders. [ 12 ]
Because they are soluble in water, excess B vitamins are generally readily excreted, although individual absorption, use and metabolism may vary. [7] The elderly and athletes may need to supplement their intake of B 12 and other B vitamins due to problems in absorption and increased needs for energy production.
There are certainly benefits of vitamin B12, whether you take it as a pill or B12 shots, along with risks. B12 is a crucial vitamin necessary for wellness, supporting energy production (aka ...
“Vitamin deficiency can happen with certain conditions like malabsorption or pernicious anemia, for example, but for the average, otherwise healthy American, they get plenty of nutrients through ...
Hyperhomocysteinemia is a medical condition characterized by an abnormally high level of total homocysteine (that is, including homocystine and homocysteine-cysteine disulfide) in the blood, conventionally described as above 15 μmol/L. [1]
Aside from being rich in anti-inflammatory omega-3 fats, salmon is chock full of vitamins A, D and B12, according to registered dietitian Lauren Kelly, MS, RD, CDN.