Calculated Mean Content Values
  
    
      | Units | Average | Min | Max | Standard Deviation | 
  
  
    
      | mg/100 ml | 0.03 | 4.50e-03 | 0.03 | 0.01 | 
    
      | mol/100 ml | 1.99e-07 | 3.26e-08 | 2.17e-07 | 8.12e-08 | 
    
  
  Values calculated by aggregating data from 4 
  different samples
   from 
  2 unique 
  publications.
  
Aglycone Mean Content Values
  
    
      | Aglycone | Units | Average | Min | Max | Standard Deviation | 
  
  
      
        | 3-Hydroxybenzoic acid | mg/100 ml | 0.03 | 4.50e-03 | 0.03 | 0.01 | 
      
        | mol/100 ml | 1.99e-07 | 3.26e-08 | 2.17e-07 | 8.12e-08 | 
 
  
Original Content Values Used to Produce Means
  
    Montanari L., Perretti G., Natella F., Guidi A., Fantozzi P. (1999) Organic and phenolic acids in beer. LWT - Food Science and Technology 32:535-539 PubMed (25745209)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 0.01 mg/100 ml | Italian lager beer | no | 1 | 
        
          | 4.50e-03 mg/100 ml | Italian lager beer | no | 1 | 
      
    
   
  
    Floridi S., Montanari L., Marconi O., Fantozzi P. (2003) Determination of free phenolic acids in wort and beer by coulometric array detection. Journal of Agricultural and Food Chemistry 51:1548-1554 PubMed (12617582)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 0.03 mg/100 ml | Italian lager beer | yes | 23 | 
        
          | 0.01 mg/100 ml | Italian lager beer | yes | 1 |