Amino Acid Protein Calculator

Enter foods to make sure you are getting all the essential amino acids.
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      Grapefruit
      ×
      Pink Grapefruit
      ×
      White Grapefruit
      ×
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      Quick Stats
      • Calories 246 12% DV
      • Protein 4.8g 10% DV
      • Carbs 62g 21% DV
      • Fat 0.8g 1% DV
      • Fiber 9g 31% DV
      • Sugar 49g 97% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 17% RDI 48mg
      • Histidine 7% RDI 48mg
      • Isoleucine 4% RDI 51mg
      • Leucine 3% RDI 92mg
      • Lysine 6% RDI 120mg
      • Methionine 6% RDI 46mg
      • Phenylalanine 24% RDI 212mg
      • Threonine 8% RDI 83mg
      • Tryptophan 17% RDI 48mg
      • Tyrosine 6% RDI 48mg
      • Valine 5% RDI 94mg
      Protein Comparison Table

      Table Legend

      1. Grapefruit
      2. Pink Grapefruit
      3. White Grapefruit
      -- = missing data
      Amino Acids
      Food # 1 2 3 Total
      Weight (g) 230 230 230 690
      Essential  
      Histidine (mg)
      (%RDI)
      14
      (2%)
      18
      (3%)
      16
      (2%)
      48
      (7%)
      Isoleucine (mg)
      (%RDI)
      16
      (1%)
      18
      (1%)
      16
      (1%)
      51
      (4%)
      Leucine (mg)
      (%RDI)
      28
      (1%)
      35
      (1%)
      30
      (1%)
      92
      (3%)
      Lysine (mg)
      (%RDI)
      37
      (2%)
      44
      (2%)
      39
      (2%)
      120
      (6%)
      Methionine (mg)
      (%RDI)
      14
      (2%)
      16
      (2%)
      16
      (2%)
      46
      (6%)
      Phenylalanine (mg)
      (%RDI)
      87
      (10%)
      30
      (3%)
      94
      (11%)
      212
      (24%)
      Threonine (mg)
      (%RDI)
      25
      (2%)
      30
      (3%)
      28
      (3%)
      83
      (8%)
      Tryptophan (mg)
      (%RDI)
      14
      (5%)
      18
      (7%)
      16
      (6%)
      48
      (17%)
      Valine (mg)
      (%RDI)
      28
      (2%)
      35
      (2%)
      32
      (2%)
      94
      (5%)
      Conditional  
      Arginine (mg) 161
      200
      179
      541
      Cystine (mg)
      (%RDI)
      14
      (5%)
      18
      (6%)
      16
      (6%)
      48
      (17%)
      Glycine (mg) 28
      35
      30
      92
      Proline (mg) 117
      145
      129
      391
      Tyrosine (mg)
      (%RDI)
      14
      (2%)
      18
      (2%)
      16
      (2%)
      48
      (6%)
      Non-Essential  
      Alanine (mg) 46
      55
      51
      152
      Aspartic acid (mg) 255
      317
      283
      856
      Betaine (mg) --
      0
      --
      0
      Glutamic acid (mg) 368
      453
      405
      1226
      Hydroxyproline (mg) --
      --
      --
      0
      Serine (mg) 51
      64
      57
      172
      Lysine to Arginine Ratio of All Selected Foods: 0.22
      Data Source
      Grapefruit
      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.
      Pink Grapefruit
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.
      White Grapefruit
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.