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Causes of vitamin deficiency
Vitamin adequacy of the average diet
8 other sections not shown
abnormalities absorption adequate alcohol amino acids amounts animal species antagonists ascorbic acid beri-beri biochemical biotin blood body bone cent chemical choline clinical co-enzyme compounds countries Daily requirements Deficiency of vitamin degeneration dermatitis developed diet dietary disease disorders doses effect enzyme estimation evidence excretion factor fatty acids folic acid function growth haemorrhages human Hypervitaminosis increased infants infections intake intestinal Lactation lesions levels liver losses megaloblastic metabolism methods methyl mg/day milk nicotinic acid nicotinic acid deficiency normal nutritional status occur oxidation pantothenic acid patients pellagra pernicious anaemia pigs pregnancy probably produce protein prothrombin pyridoxal phosphate pyridoxine pyridoxine deficiency pyruvic acid reactions result riboflavine riboflavine deficiency rickets scurvy Sedentary Moderately active shown in Figure shown in Table signs skin soluble specific storage Structural formula substances symptoms synthesis thiamine deficiency thiamine pyrophosphate tion tissue tocopherol tract tryptophan typical urine vegetables vita vitamin B12 vitamin content vitamin deficiency