21794
The purpose of this review was to evaluate the evidence for or against the efficacy of chromium supplementation in overweight and obese individuals .
 Chemical: chromium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: chromium 
Answer:
 Chemical: chromium