Amino Acid Protein Calculator
Enter foods to make sure you are getting all the essential amino acids.
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      Beef, flank, steak, separable lean only, trimmed to 0" fat, choice, raw
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      Quick Stats
      • Calories 42 2% DV
      • Protein 6.2g 12% DV
      • Carbs 0g 0% DV
      • Fat 1.8g 3% DV
      • Fiber 0g 0% DV
      • Sugar 0g 0% DV
      Amino Acid Bar Charts

      Total Recommended Daily Intake

      • Cystine 28% RDI 80mg
      • Histidine 28% RDI 197mg
      • Isoleucine 20% RDI 281mg
      • Leucine 18% RDI 490mg
      • Lysine 25% RDI 521mg
      • Methionine 22% RDI 160mg
      • Phenylalanine 28% RDI 244mg
      • Threonine 23% RDI 246mg
      • Tryptophan 15% RDI 41mg
      • Tyrosine 22% RDI 197mg
      • Valine 17% RDI 306mg
      Protein Comparison Table

      Table Legend

      1. Beef, flank, steak, separable lean only, trimmed to 0" fat, choice, raw
      -- = missing data
      Amino Acids
      Food # 1 Total
      Weight (g) 28 28
      Essential  
      Histidine (mg)
      (%RDI)      		 197
      (28%)      		 197
      (28%)
      Isoleucine (mg)
      (%RDI)      		 281
      (20%)      		 281
      (20%)
      Leucine (mg)
      (%RDI)      		 490
      (18%)      		 490
      (18%)
      Lysine (mg)
      (%RDI)      		 521
      (25%)      		 521
      (25%)
      Methionine (mg)
      (%RDI)      		 160
      (22%)      		 160
      (22%)
      Phenylalanine (mg)
      (%RDI)      		 244
      (28%)      		 244
      (28%)
      Threonine (mg)
      (%RDI)      		 246
      (23%)      		 246
      (23%)
      Tryptophan (mg)
      (%RDI)      		 41
      (15%)      		 41
      (15%)
      Valine (mg)
      (%RDI)      		 306
      (17%)      		 306
      (17%)
      Conditional  
      Arginine (mg) 399
      		399
      Cystine (mg)
      (%RDI)      		 80
      (28%)      		 80
      (28%)
      Glycine (mg) 375
      		375
      Proline (mg) 294
      		294
      Tyrosine (mg)
      (%RDI)      		 197
      (22%)      		 197
      (22%)
      Non-Essential  
      Alanine (mg) 375
      		375
      Aspartic acid (mg) 562
      		562
      Betaine (mg) 4
      		4
      Glutamic acid (mg) 926
      		926
      Hydroxyproline (mg) 65
      		65
      Serine (mg) 243
      		243
      Lysine to Arginine Ratio of All Selected Foods: 1.31
      Data Source
      Beef, flank, steak, separable lean only, trimmed to 0" fat, choice, raw
      USDA Food Data Central Standard ReleaseOmega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.