Calculated Mean Content Values
  
    
      | Units | Average | Min | Max | Standard Deviation | 
  
  
    
      | mg/100 g FW | 65.92 | 3.70 | 131.00 | 37.60 | 
    
      | mol/100 g | 0.00 | 0.00 | 0.00 | 0.00 | 
    
  
  Values calculated by aggregating data from 19 
  different samples
   from 
  7 unique 
  publications.
  
Aglycone Mean Content Values
  
    
      | Aglycone | Units | Average | Min | Max | Standard Deviation | 
  
  
  
Original Content Values Used to Produce Means
  
    Chu, Y. F., Sun, J., Wu, X., Liu, R.H. (2002) Antioxidant and antiproliferative activities of common vegetables. Journal of Agricultural and Food Chemistry 50:6910-6916 PubMed (25496805)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 22.55 mg/100 g FW | Lettuce - Edible part | no | 1 | 
      
    
   
  
    Ninfali P., Mea G., Giorgini S., Rocchi M., Bacchiocca M. (2005) Antioxidant capacity of vegetables, spices and dressings relevant to nutrition. British Journal of Nutrition 93:257-266 PubMed (15788119)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 44.20 mg/100 g FW | Vegetables - Lettuce - Cappuccio estiva Kagnran - Lactuca sativa L. - Fresh | no | 4 | 
        
          | 55.60 mg/100 g FW | Vegetables - Lettuce - Catalogna - Lactuca sativa L. - Fresh | no | 4 | 
        
          | 66.20 mg/100 g FW | Vegetables - Lettuce - Cocarde - Lactuca sativa L. - Fresh | no | 4 | 
      
    
   
  
    Bahorun T., Luximon-Ramma A., Crozier A., Aruoma O.I. (2004) Total phenol, flavonoid, proanthocyanidin and vitamin C levels and antioxidant activities of Mauritian vegetables. Journal of the Science of Food and Agriculture 84:1553-1561
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 13.40 mg/100 g FW | Vegetables - Lettuce - Lactuca sativa L. - Mignonette | no | 1 | 
      
    
   
  
    Chun O.K., Dae-Ok K., Smith N., Schroeder D., Jae Taek H., Chang Yong L. (2005) Daily consumption of phenolics and total antioxidant capacity from fruit and vegetables in the American diet. Journal of the Science of Food and Agriculture 85:1715-1724
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 9.82 mg/100 g FW | Lettuce head - Supermarket - Edible portion | yes | 1 | 
      
    
   
  
    Cano A., Arnao M.B. (2005) Hydrophilic and lipophilic antioxidant activity in different leaves of three lettuce varieties. International Journal of Food Properties 8:521-528
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 4.20 mg/100 g FW | Lettuce head - Lactuca sativa L. - Iceberg - Inner leaf | no | 1 | 
        
          | 4.50 mg/100 g FW | Lettuce head - Lactuca sativa L. - Iceberg - Medium leaf | no | 1 | 
        
          | 3.70 mg/100 g FW | Lettuce head - Lactuca sativa L. - Iceberg - Outermost leaf | no | 1 | 
        
          | 6.90 mg/100 g FW | Lettuce head - Lactuca sativa L. - Romaine - Inner leaf | no | 1 | 
        
          | 6.50 mg/100 g FW | Lettuce head - Lactuca sativa L. - Romaine - Medium leaf | no | 1 | 
        
          | 10.40 mg/100 g FW | Lettuce head - Lactuca sativa L. - Romaine - Outermost leaf | no | 1 | 
        
          | 4.00 mg/100 g FW | Lettuce head - Lactuca sativa L. - Baby head - Inner leaf | no | 1 | 
        
          | 4.10 mg/100 g FW | Lettuce head - Lactuca sativa L. - Baby head - Outermost leaf | no | 1 | 
      
    
   
  
    Yamaguchi T., Katsuda M., Oda Y., Terao J., Kanazawa K., Oshima S., Inakuma T., Ishiguro Y., Takamura H., Matoba T. (2003) Influence of polyphenol and ascorbate oxidases during cooking process on the radical-scavenging activity of vegetables. Food Science and Technology Research 9:79-83
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 49.62 mg/100 g FW | Lettuce - Lactuca sativa L. - Leaf | no | 1 | 
      
    
   
  
    Wu, X., Beecher, G.R., Holden, J.M., Haytowitz D.B., Gebhardt S.E., Prior, R.L. (2004) Lipophilic and hydrophilic antioxidant capacities of common foods in the United States. Journal of Agricultural and Food Chemistry 52:4026-37 PubMed (15186133)  
    
      
        
        
        
        
      
       
      
        
          | Original Content Value | Original Food Description | Commercial Origin | # of Samples Analyzed | 
      
      
        
          | 100.00 mg/100 g FW | Butterhead | no | 8 | 
        
          | 131.00 mg/100 g FW | Green leaf | no | 8 | 
        
          | 50.00 mg/100 g FW | Iceberg | no | 7 | 
        
          | 78.00 mg/100 g FW | Romaine | no | 8 |