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Niacin is a common vitamin found in many foods, including meat, fish, nuts, grains and cereals, according to the National Institutes of Health. Eating these foods allows most Americans to consume ...
Carcinoid syndrome thus may produce niacin deficiency and clinical manifestations of pellagra. Anti-tuberculosis medication tends to bind to vitamin B 6 and reduce niacin synthesis, since B 6 (pyridoxine) is a required cofactor in the tryptophan-to-niacin reaction. Several therapeutic drugs can provoke pellagra.
Niacin deficiency is a consequence of a diet low in both niacin and the amino acid tryptophan, a precursor for the vitamin. Low plasma tryptophan is a non-specific indicator, meaning it can have other causes. The signs and symptoms of niacin deficiency start to revert within days of oral supplementation with large amounts of the vitamin. [23] [24]
A man with pellagra, which is caused by a chronic lack of vitamin B 3 in the diet. Severe deficiency of niacin in the diet causes the disease pellagra, characterized by diarrhea, sun-sensitive dermatitis involving hyperpigmentation and thickening of the skin (see image), inflammation of the mouth and tongue, delirium, dementia, and if left untreated, death. [7]
Patrick embarked on a five-day trip with his best friends for duck hunting. 'After all he has sacrificed, he more than deserves a chance to relax and recharge before he dives head-first into ...
A search is underway for two teen brothers who went missing over the weekend after one of their kayaks overturned while duck hunting in Northern California. Rescue teams are searching the ...
Food fortification is the addition of micronutrients (essential trace elements and vitamins) to food products. Food enrichment specifically means adding back nutrients lost during food processing, while fortification includes adding nutrients not naturally present. [1]
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