Amino Acid Protein Calculator
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Iceberg Lettuce
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  • Calories 10 1% DV
  • Protein 0.6g 1% DV
  • Carbs 2.1g 1% DV
  • Fat 0.1g 0% DV
  • Fiber 0.9g 3% DV
  • Sugar 1.4g 3% DV
  • Amino Acid Score 1%
  • Lysine / Arginine 1.55
Amino Acid Bar Charts

Total Recommended Daily Intake

  • Cystine 1% RDI 4mg
  • Histidine 1% RDI 6mg
  • Isoleucine 1% RDI 13mg
  • Leucine 1% RDI 18mg
  • Lysine 1% RDI 17mg
  • Methionine 0% RDI 4mg
  • Phenylalanine 2% RDI 17mg
  • Threonine 2% RDI 18mg
  • Tryptophan 2% RDI 6mg
  • Tyrosine 1% RDI 5mg
  • Valine 1% RDI 17mg
Protein Comparison Table

Table Legend

  1. Iceberg Lettuce
-- = missing data
Amino Acids
Food # 1 Total
Weight (g) 72 72
Essential  
Histidine (mg)
(%RDI)		 6
(1%)		 6
(1%)
Isoleucine (mg)
(%RDI)		 13
(1%)		 13
(1%)
Leucine (mg)
(%RDI)		 18
(1%)		 18
(1%)
Lysine (mg)
(%RDI)		 17
(1%)		 17
(1%)
Methionine (mg)
(%RDI)		 4
(0%)		 4
(0%)
Phenylalanine (mg)
(%RDI)		 17
(2%)		 17
(2%)
Threonine (mg)
(%RDI)		 18
(2%)		 18
(2%)
Tryptophan (mg)
(%RDI)		 6
(2%)		 6
(2%)
Valine (mg)
(%RDI)		 17
(1%)		 17
(1%)
Conditional  
Arginine (mg) 11
11
Cystine (mg)
(%RDI)		 4
(1%)		 4
(1%)
Glycine (mg) 11
11
Proline (mg) 7
7
Tyrosine (mg)
(%RDI)		 5
(1%)		 5
(1%)
Non-Essential  
Alanine (mg) 18
18
Aspartic acid (mg) 90
90
Betaine (mg) 0
0
Glutamic acid (mg) 140
140
Hydroxyproline (mg) --
0
Serine (mg) 18
18
Lysine to Arginine Ratio of All Selected Foods: 1.55
Data Source
Iceberg Lettuce
USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.Iodine data is obtained from the USDA Iodine database.