A lot of research reports concerning nutrition and health of vegetarians exist in the United States. They say death rate for vegetarians from various cancers is lower than that of people who eat a non-vegetarian diet and that incidence rate for vegetarians of geriatric diseases such as ischaemia, heart disease, diabetes, osteoporosis and hypercholesterolemia is low.
In 1988, the American Dietetic Association issued the commentary which technically supported a vegetarian diet. The commentary reported that vegetarians rarely contract diabetes.
The nutrient problems such as shortages of vitamin B12 in a complete vegetarian diet, where only food of plant origin is eaten, were pointed out. There is not so much research into the vegetarians during the period of growth, and moreover, the amount of the research into the vegetarian diet on which the Japanese are targeted is extremely small.
Then, the authors studied Japanese students who lived in a dormitory and lived on the Lacto-ovo-vegetarian diet of the SDA method, and students of the same age, junior high school and high school students, in Osaka Prefecture, who ate a non-vegetarian diet. The nutrition and health of the students were investigated in this study.:SugarwareZ-037::SugarwareZ-037::SugarwareZ-037::SugarwareZ-037::SugarwareZ-177::SugarwareZ-177::SugarwareZ-177::SugarwareZ-177::SugarwareZ-177: