Why old man vitamin can't mend more

Why old man vitamin can't mend more
Vitamin is six major nutriment (protein, fat, carbohydrate, vitamin, inorganic salts and water) which participates in the organism with essential supersession The first. Vitamin is a key element of maintaining the life, it is organic compound that we can't lack absolutely. Why say so? This is because: (1)In the physiology functionally, vitamin is not raw materials forming the organism and organizing, not also the energy of supplying organism; But a kind of indispensable materials of organism, have already now proved, coenzyme that most vitamins are some enzymes makes up the composition, play an important role in substance metabolism. Can't form if there is not vitamin, enzyme, it is unable to contribute. There is not enzyme --Catalyst of the biological chemical reaction, people are unable to maintain the life. (2)When the organism lacks vitamins, the obstacle will happen soon in substance metabolism, influence the normal physiological function, even cause some diseases, such as nyctalopia, vitamin B1 deficiency, rickets,etc.. These diseases are referred to as avitaminosis. Vitamin is essential for the health, but in general cases, so long as take food normally, it is normal to digest and assimilate the function, common people do not have scarce problem of vitamin, needn't supplement separately. But if the elderly suffer from chronic person who consume disease or intestine apt to appear vitamins lack the phenomenon absorb obstacle, need supplementing appropriately, but can't abuse. Abuse vitamins, not only cause the waste of the medicine but also can cause the imbalance between vitamin and vitamins, the normal function of influencing the organism, can also cause when being serious are poisoned. When the elderly lack vitamin B1, nutrition diabetes and multiple neuritis can happen, vitamin B1 deficiency,etc.. But take blindly in a large amount for a long time, can cause headache, bad reactions such as tired, agitated, having dim eyesight, appetite failing, diarrhoea, edema, arrhythmia,etc.. It can cause dropping or allergic response (urticaria, bronchus asthma,etc.) of blood pressure that the intravenous injection is too fast . When the elderly lack vitamin B6, can present anaemia, human resistance drops, convulsion,etc. lacks symptom. While taking in a large amount, present and obviously resist function with anticlockwise much bar short of moneyly and can dispel resisting the function of paralysis agitation of anticlockwise much bar; Reduce resisting tuberculosis function of isonicotinyl hydrazine. Heavy dose of vitamin B6 is injected, the allergic response can take place. When the elderly lack vitamin B12, can cause huge young red cellulous anaemia, neural obstacle, glossitis,etc.. But take blindly in a large amount for a long time, except that the allergic response can take place, allergic shock can happen when being serious, the ones that still contribute to virus DNA are synthetic, also favorable to the growth of the virus, so can't abuse. When the elderly lack vitamin C, can present the gingivae and bleed, teeth become flexible,etc. vitamin C lacks symptom. But take blindly in a large amount for a long time, can cause disgustingly to vomit, and urinary system calculus symptom that the stomach is uncomfortable; Can destroy vitamin B12 in the food, hinder the absorption of calcium ion in the food, cause vitamin B12, copper, zinc to be scarce. Folic acid, also call the intersection of vitamin and B11, participate in core to be sour and synthetic, born blood function. At the time of the shortage, can cause huge young red cellulous anaemia. But excessive take, can appear the intersection of mouth and bitter, the intersection of skin and flush, generate heat, the intersection of nausea and the intersection of person who vomit and bad reaction. At lack the elderly vitamin A,it can appear weak it make eyesight drop, skin is dry only, at grow skin bad, etc. But if take blindly in a large amount for a long time, will loss the hair, skin pruritus, it is vomited, have a headache etc. vigorously and is poisoned symptom that disgusting. When the elderly lack vitamin D, the osteoporosis incidence is high, fracture incident. But take blindly in a large amount for a long time, can cause the low-heat, agitated; Liver kidney damage, skeleton are hardened etc.. At the elderly lack Vitamin E, resist oxidation, subside, but generous to take, can cause the blood platelet assemble blindly for a long time, thrombosis, the intersection of intestines and stomach and the intersection of function and disorder, skin chap, urticaria, the intersection of hormone and the intersection of supersession and disorder, the intersection of fat of blood and raise, the intersection of eyesight and fuzzy, the intersection of immunological function and the intersection of person who lower and bad reaction. In sum, the elderly should prevent abusing vitamins, can't regard vitamin as tonic to take.

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