Amino Acid Protein Calculator

Enter foods to make sure you are getting all the essential amino acids.
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      Unsalted Butter
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      Quick Stats
      • Calories 102 5% DV
      • Protein 0.1g 0% DV
      • Carbs 0g 0% DV
      • Fat 12g 18% DV
      • Fiber 0g 0% DV
      • Sugar 0g 0% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 0% RDI 1mg
      • Histidine 0% RDI 3mg
      • Isoleucine 1% RDI 7mg
      • Leucine 0% RDI 12mg
      • Lysine 0% RDI 10mg
      • Methionine 0% RDI 3mg
      • Phenylalanine 1% RDI 6mg
      • Threonine 1% RDI 5mg
      • Tryptophan 1% RDI 2mg
      • Tyrosine 1% RDI 6mg
      • Valine 0% RDI 8mg
      Protein Comparison Table

      Table Legend

      1. Unsalted Butter
      -- = missing data
      Amino Acids
      Food # 1 Total
      Weight (g) 14 14
      Essential  
      Histidine (mg)
      (%RDI)
      3
      (0%)
      3
      (0%)
      Isoleucine (mg)
      (%RDI)
      7
      (1%)
      7
      (1%)
      Leucine (mg)
      (%RDI)
      12
      (0%)
      12
      (0%)
      Lysine (mg)
      (%RDI)
      10
      (0%)
      10
      (0%)
      Methionine (mg)
      (%RDI)
      3
      (0%)
      3
      (0%)
      Phenylalanine (mg)
      (%RDI)
      6
      (1%)
      6
      (1%)
      Threonine (mg)
      (%RDI)
      5
      (1%)
      5
      (1%)
      Tryptophan (mg)
      (%RDI)
      2
      (1%)
      2
      (1%)
      Valine (mg)
      (%RDI)
      8
      (0%)
      8
      (0%)
      Conditional  
      Arginine (mg) 4
      4
      Cystine (mg)
      (%RDI)
      1
      (0%)
      1
      (0%)
      Glycine (mg) 3
      3
      Proline (mg) 12
      12
      Tyrosine (mg)
      (%RDI)
      6
      (1%)
      6
      (1%)
      Non-Essential  
      Alanine (mg) 4
      4
      Aspartic acid (mg) 9
      9
      Betaine (mg) --
      0
      Glutamic acid (mg) 25
      25
      Hydroxyproline (mg) --
      0
      Serine (mg) 7
      7
      Lysine to Arginine Ratio of All Selected Foods: 2.5
      Data Source
      Unsalted Butter
      USDA Food Data Central Standard Release (Common)