title: [Label identities and basic situation of health food in Changsha].
abstract: OBJECTIVE
  To study the relevant information on the label of health food in Changsha, and provide scientific evidence for health food hygienic supervision.
  
  
  METHODS
  Investigation was conducted in department stores, supermarkets, pharmacies, and wholesale markets in the 5 districts in Changsha with multistage stratified sampling method. Self designed basic information of health food questionnaire was used to investigate the quality of labels the health food products.
  
  
  RESULTS
  Among the 408 random samples, the unidentified rates of label items were ranked in descending order: functional components (49.8%), unsuited community (27.9%), manufacturing date (23.0%), approval number and others (9.6%). The qualified rates of labels were different in different management types (χ(2)=59.793, P<0.05): the highest rate was in supermarkets (71.15%), followed by pharmacies (70.07%), shopping malls (57.47%), and wholesale markets (26.23%).
  
  
  CONCLUSIONS
  The supervision of label identities of health food should be strengthened, especially for the health food in the wholesale markets.
authors.affiliation: Department of Epidemiology and Health Statistics, Central South University, Changsha, China.
authors.forename: Biao
authors.initials: B
authors.lastname: Zeng
authors.forename: Zhenqiu
authors.initials: Z
authors.lastname: Sun
authors.forename: Ming
authors.initials: M
authors.lastname: Hu
authors.forename: Linyong
authors.initials: L
authors.lastname: Xu
authors.forename: Fang
authors.initials: F
authors.lastname: Zeng
authors.forename: Huixia
authors.initials: H
authors.lastname: Li
authors.forename: Li
authors.initials: L
authors.lastname: Li
authors.forename: Jingxuan
authors.initials: J
authors.lastname: Hu
authors.forename: Jingcheng
authors.initials: J
authors.lastname: Shi
mesh_terms: D002681:China; D019587:Dietary Supplements; D005515:Food Labeling; D058870:Food, Organic; D006801:Humans; D012494:Sampling Studies; D011795:Surveys and Questionnaires