Amino Acid Protein Calculator

Enter foods to make sure you are getting all the essential amino acids.
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      Raw Spinach
      ×
      Green Leaf Lettuce
      ×
      Raw Kale
      ×
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      Number of Servings:
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      Quick Stats
      • Calories 18 1% DV
      • Protein 1.8g 4% DV
      • Carbs 2.8g 1% DV
      • Fat 0.4g 1% DV
      • Fiber 2g 6% DV
      • Sugar 1g 1% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 8% RDI 22mg
      • Histidine 8% RDI 55mg
      • Isoleucine 7% RDI 102mg
      • Leucine 5% RDI 128mg
      • Lysine 5% RDI 110mg
      • Methionine 4% RDI 26mg
      • Phenylalanine 9% RDI 83mg
      • Threonine 8% RDI 79mg
      • Tryptophan 7% RDI 21mg
      • Tyrosine 7% RDI 60mg
      • Valine 5% RDI 99mg
      Protein Comparison Table

      Table Legend

      1. Raw Spinach
      2. Green Leaf Lettuce
      3. Raw Kale
      -- = missing data
      Amino Acids
      Food # 1 2 3 Total
      Weight (g) 30 36 16 82
      Essential  
      Histidine (mg)
      (%RDI)
      19
      (3%)
      8
      (1%)
      28
      (4%)
      55
      (8%)
      Isoleucine (mg)
      (%RDI)
      44
      (3%)
      30
      (2%)
      28
      (2%)
      102
      (7%)
      Leucine (mg)
      (%RDI)
      67
      (2%)
      28
      (1%)
      33
      (1%)
      128
      (5%)
      Lysine (mg)
      (%RDI)
      52
      (2%)
      30
      (1%)
      28
      (1%)
      110
      (5%)
      Methionine (mg)
      (%RDI)
      16
      (2%)
      6
      (1%)
      5
      (1%)
      26
      (4%)
      Phenylalanine (mg)
      (%RDI)
      39
      (4%)
      20
      (2%)
      24
      (3%)
      83
      (9%)
      Threonine (mg)
      (%RDI)
      37
      (3%)
      21
      (2%)
      21
      (2%)
      79
      (8%)
      Tryptophan (mg)
      (%RDI)
      12
      (4%)
      3
      (1%)
      6
      (2%)
      21
      (7%)
      Valine (mg)
      (%RDI)
      48
      (3%)
      25
      (1%)
      25
      (1%)
      99
      (5%)
      Conditional  
      Arginine (mg) 49
      26
      26
      100
      Cystine (mg)
      (%RDI)
      11
      (4%)
      6
      (2%)
      6
      (2%)
      22
      (8%)
      Glycine (mg) 40
      21
      23
      83
      Proline (mg) 34
      17
      28
      79
      Tyrosine (mg)
      (%RDI)
      32
      (4%)
      12
      (1%)
      16
      (2%)
      60
      (7%)
      Non-Essential  
      Alanine (mg) 43
      20
      24
      86
      Aspartic acid (mg) 72
      51
      42
      165
      Betaine (mg) 31
      0
      0
      31
      Glutamic acid (mg) 103
      66
      53
      221
      Hydroxyproline (mg) --
      --
      --
      0
      Serine (mg) 31
      14
      20
      65
      Lysine to Arginine Ratio of All Selected Foods: 1.1
      Data Source
      Raw Spinach
      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.
      Green Leaf 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.
      Raw Kale
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.