efficiency of protein utilisation have been observed for maintenance and for tissue deposition/growth; at maintenance, the efficiency of nitrogen utilisation for retention is about 47% in healthy adults in nitrogen balance on mixed diets. foods of animal origin with a high protein content are meat, fish...
communities in which osteomalacia sufferers included women with seemingly adequate daylight outdoor exposure wearing western clothing. [ ] having darker skin and reduced exposure to sunshine did not produce rickets unless the diet deviated from a western omnivore pattern characterized by high intakes of meat, fish...