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Table 6 Total coliforms and E. coli detection in different water samples used to prepare homemade herbal medicines (N = 18)

From: Microbial contamination in herbal medicines: a serious health hazard to elderly consumers

Parametera

N

%

Total coliforms

  

 Yes

14

77.8

 No

4

22.2

E. coli

  

 Yes

12

66.7

 No

6

33.3

  1. Macapa, Brazil, from 2016 to 2017
  2. aMicrobial contamination limits in herbal materials, preparations and finished products according to WHO standards [3]. All experiments were completed three times, and the results were reproducible