| In order to improve the administration and accelerate the development of health food,epidemiological methods for cross-sectional study were conducted to investigate health food enterprises,products and consumers of health food. We designed human experiment to assess the effects of health food on moisturizing and removing heat from throat Results as follow.The preparation of health food products were primarily composed of oral liquid (33.3%),capsule (24.7%),tablet (16.0%),etc and this was quite different from ordinary food 90.0% raw materials of health food originated from traditional Chinese medicine. 21.3% raw materials of health food were on the list of 87 medicine & food materials that exclaimed by MOH of China and 45.3% were not on the list Most of them belonged to nourishing traditional Chinese herbal medicine. The function of health food included irnmimologjcal-function-adjusting,fatigue-protection,delayed-senility,dietary supplement,etc. Health foods were designed for all life stages of male and female.Enterprises implemented quality control measures in the manufacturing of health food They kept records of raw materials and ingredients used in detail. 96.9% factories were equipped with laboratories and all the workers were trained 98.5% products were analyzed by every batch. 89.2% factories carried out physic-chemical analysis and 90.8% tested the limitation of microbiology. 56.9% factories carried out functional composition analysis. The disinfecting processing utilizedhigh-thermo-processing,irradiation,pasteurization,filter,microwave-heating,ozone-processing,etc.The average nutritional and health knowledge scores of 802 health food consumers were 7.92+1.99. The consumers who received college education had higher scores 8.06 + 1.99 than the others who only gained high school study or below had 7.61 +2.13 (P<0.05 =. They considered that health food was used to improve treatment effect of some diseases,improve health,prevent diseases,fortify nutrients,and keep fit People gained the knowledge about health food through various channels. Newspaper & magazine,radio & television,press lists,introduction among friends,consultation from specialist were the major channels. 63% people purchased health food for their own,and 47.5%,38.9% purchased health food for the senile persons and kids in their family respectively. 88.0% consumers were not satisfied with the management of advertising. More than half of the consumers preferred the health food price less than 50 yuan per sale package.Multivariate logistic regression model was used to assess the consumers' attitude towards health food for ameliorating sexual function. The results indicated that more than 65% consumers favor this kind of health food Consumers aged under 40,having college education,of high income had a higher rate to present assenting views (P> 0.05) . It could be concluded that more and more consumers would favor this kind of health food along with the updating of the modes of thought,popularization of college education and with the devolpment of economy. The key points for the development of health food for ameliorating sexual function were education of knowledge about nutrition and health food,control of health food and testing method of health function.We set up the human experiment methods to assess the effects of health food onmoisturizing and removing heat fiom throat according to Health Food Function Assessment and Inspection Principle. Tie detected index included:clinical examination,throat semeiography,and throat swab bacterial culture. We used auto-control experimental design and examinized the index before and after the experiment 248 subjects had respectively eaten three kinds of health food,two OTC drugs,or one placedo candy for 7 days. The results showed three different kinds of health food had significant effects on moisturizing and removing heat from throat. |
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