Amino Acid Protein Calculator
Enter foods to make sure you are getting all the essential amino acids.
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      White Grapefruit
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      Pink Grapefruit
      ×
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      Quick Stats
      • Calories 91 5% DV
      • Protein 1.8g 4% DV
      • Carbs 23g 8% DV
      • Fat 0.3g 0% DV
      • Fiber 3g 12% DV
      • Sugar 17g 34% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 6% RDI 18mg
      • Histidine 3% RDI 18mg
      • Isoleucine 1% RDI 18mg
      • Leucine 1% RDI 34mg
      • Lysine 2% RDI 43mg
      • Methionine 2% RDI 17mg
      • Phenylalanine 7% RDI 64mg
      • Threonine 3% RDI 30mg
      • Tryptophan 6% RDI 18mg
      • Tyrosine 2% RDI 18mg
      • Valine 2% RDI 35mg
      Protein Comparison Table

      Table Legend

      1. White Grapefruit
      2. Pink Grapefruit
      -- = missing data
      Amino Acids
      Food # 1 2 Total
      Weight (g) 118 123 241
      Essential  
      Histidine (mg)
      (%RDI)      		 8
      (1%)      		 10
      (1%)      		 18
      (3%)
      Isoleucine (mg)
      (%RDI)      		 8
      (1%)      		 10
      (1%)      		 18
      (1%)
      Leucine (mg)
      (%RDI)      		 15
      (1%)      		 18
      (1%)      		 34
      (1%)
      Lysine (mg)
      (%RDI)      		 20
      (1%)      		 23
      (1%)      		 43
      (2%)
      Methionine (mg)
      (%RDI)      		 8
      (1%)      		 9
      (1%)      		 17
      (2%)
      Phenylalanine (mg)
      (%RDI)      		 48
      (6%)      		 16
      (2%)      		 64
      (7%)
      Threonine (mg)
      (%RDI)      		 14
      (1%)      		 16
      (2%)      		 30
      (3%)
      Tryptophan (mg)
      (%RDI)      		 8
      (3%)      		 10
      (4%)      		 18
      (6%)
      Valine (mg)
      (%RDI)      		 17
      (1%)      		 18
      (1%)      		 35
      (2%)
      Conditional  
      Arginine (mg) 92
      		107
      		199
      Cystine (mg)
      (%RDI)      		 8
      (3%)      		 10
      (3%)      		 18
      (6%)
      Glycine (mg) 15
      		18
      		34
      Proline (mg) 66
      		77
      		144
      Tyrosine (mg)
      (%RDI)      		 8
      (1%)      		 10
      (1%)      		 18
      (2%)
      Non-Essential  
      Alanine (mg) 26
      		30
      		55
      Aspartic acid (mg) 145
      		170
      		315
      Betaine (mg) --
      		0
      		0
      Glutamic acid (mg) 208
      		242
      		450
      Hydroxyproline (mg) --
      		--
      		0
      Serine (mg) 30
      		34
      		64
      Lysine to Arginine Ratio of All Selected Foods: 0.22
      Data Source
      White Grapefruit
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.
      Pink Grapefruit
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.