Calculated Mean Content Values
  
    
      | Units | Average | Min | Max | Standard Deviation | 
  
  
    
      | mg/100 ml | 0.26 | 0.24 | 0.26 | 0.01 | 
    
      | mol/100 ml | 1.66e-06 | 1.56e-06 | 1.69e-06 | 9.18e-08 | 
    
  
  Values calculated by aggregating data from 2 
  different samples
   from 
  2 unique 
  publications.
  
Aglycone Mean Content Values
  
    
      | Aglycone | Units | Average | Min | Max | Standard Deviation | 
  
  
      
        | Protocatechuic acid | mg/100 ml | 0.26 | 0.24 | 0.26 | 0.01 | 
      
        | mol/100 ml | 1.66e-06 | 1.56e-06 | 1.69e-06 | 9.18e-08 | 
 
  
Original Content Values Used to Produce Means
  
    Mattila P., Kumpulainen J. (2002) Determination of free and total phenolic acids in plant-derived foods by HPLC with diode-array detection. Journal of Agricultural and Food Chemistry 50:3660-3667 PubMed (12059140)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 0.26 mg/100 ml | Rosé wine - Mateus, Portugal | yes | 4 | 
      
    
   
  
    Minussi R.C., Rossi M., Bologna L., Cordi L., Rotilio D., Pastore G.M., Duran N. (2003) Phenolic compounds and total antioxidant potential of commercial wines. Food Chemistry 82:409-416 PubMed (24334093)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 0.24 mg/100 ml | Italian rosé wine 4 - 1998 - Blended | yes | 1 |