Amino Acid Protein Calculator
Enter foods to make sure you are getting all the essential amino acids.
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      Grapefruit
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      Quick Stats
      • Calories 53 3% DV
      • Protein 1g 2% DV
      • Carbs 13g 4% DV
      • Fat 0.2g 0% DV
      • Fiber 2g 7% DV
      • Sugar 12g 23% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 3% RDI 10mg
      • Histidine 1% RDI 10mg
      • Isoleucine 1% RDI 12mg
      • Leucine 1% RDI 20mg
      • Lysine 1% RDI 27mg
      • Methionine 1% RDI 10mg
      • Phenylalanine 7% RDI 63mg
      • Threonine 2% RDI 18mg
      • Tryptophan 4% RDI 10mg
      • Tyrosine 1% RDI 10mg
      • Valine 1% RDI 20mg
      Protein Comparison Table

      Table Legend

      1. Grapefruit
      -- = missing data
      Amino Acids
      Food # 1 Total
      Weight (g) 166 166
      Essential  
      Histidine (mg)
      (%RDI)      		 10
      (1%)      		 10
      (1%)
      Isoleucine (mg)
      (%RDI)      		 12
      (1%)      		 12
      (1%)
      Leucine (mg)
      (%RDI)      		 20
      (1%)      		 20
      (1%)
      Lysine (mg)
      (%RDI)      		 27
      (1%)      		 27
      (1%)
      Methionine (mg)
      (%RDI)      		 10
      (1%)      		 10
      (1%)
      Phenylalanine (mg)
      (%RDI)      		 63
      (7%)      		 63
      (7%)
      Threonine (mg)
      (%RDI)      		 18
      (2%)      		 18
      (2%)
      Tryptophan (mg)
      (%RDI)      		 10
      (4%)      		 10
      (4%)
      Valine (mg)
      (%RDI)      		 20
      (1%)      		 20
      (1%)
      Conditional  
      Arginine (mg) 116
      		116
      Cystine (mg)
      (%RDI)      		 10
      (3%)      		 10
      (3%)
      Glycine (mg) 20
      		20
      Proline (mg) 85
      		85
      Tyrosine (mg)
      (%RDI)      		 10
      (1%)      		 10
      (1%)
      Non-Essential  
      Alanine (mg) 33
      		33
      Aspartic acid (mg) 184
      		184
      Betaine (mg) --
      		0
      Glutamic acid (mg) 266
      		266
      Hydroxyproline (mg) --
      		0
      Serine (mg) 37
      		37
      Lysine to Arginine Ratio of All Selected Foods: 0.23
      Data Source
      Grapefruit
      USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.