Detailed Amino Acid Profile

                Leeks, (bulb and lower leaf-portion), cooked, boiled, drained, without salt      
• The limiting amino acid for this combination is histidine
• The amino acid most in excess is threonine
 
                Sweet potato, cooked, boiled, without skin    
Fraction of protein requirement
(a value of 1.0 fulfills 100% of the requirement for this amino acid)