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 and fat, trimmed to 0" fat, choice, raw
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Note: Nutrient values are divided into 1 servings.
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  • Calories 47 2% DV
  • Protein 6g 12% DV
  • Carbs 0g 0% DV
  • Fat 2.4g 3% DV
  • Fiber 0g 0% DV
  • Sugar 0g 0% DV
  • Amino Acid Score 22%
  • Lysine / Arginine 1.31
Amino Acid Bar Charts

Total Recommended Daily Intake

  • Cystine 27% RDI 78mg
  • Histidine 27% RDI 192mg
  • Isoleucine 20% RDI 274mg
  • Leucine 18% RDI 479mg
  • Lysine 24% RDI 509mg
  • Methionine 22% RDI 157mg
  • Phenylalanine 27% RDI 238mg
  • Threonine 23% RDI 241mg
  • Tryptophan 14% RDI 39mg
  • Tyrosine 22% RDI 192mg
  • Valine 16% RDI 299mg
Protein Comparison Table

Table Legend

  1. Beef, flank, steak, separable lean and fat, trimmed to 0" fat, choice, raw
-- = missing data
Amino Acids
Food # 1 Total
Weight (g) 28 28
Essential  
Histidine (mg)
(%RDI)		 192
(27%)		 192
(27%)
Isoleucine (mg)
(%RDI)		 274
(20%)		 274
(20%)
Leucine (mg)
(%RDI)		 479
(18%)		 479
(18%)
Lysine (mg)
(%RDI)		 509
(24%)		 509
(24%)
Methionine (mg)
(%RDI)		 157
(22%)		 157
(22%)
Phenylalanine (mg)
(%RDI)		 238
(27%)		 238
(27%)
Threonine (mg)
(%RDI)		 241
(23%)		 241
(23%)
Tryptophan (mg)
(%RDI)		 39
(14%)		 39
(14%)
Valine (mg)
(%RDI)		 299
(16%)		 299
(16%)
Conditional  
Arginine (mg) 390
390
Cystine (mg)
(%RDI)		 78
(27%)		 78
(27%)
Glycine (mg) 367
367
Proline (mg) 287
287
Tyrosine (mg)
(%RDI)		 192
(22%)		 192
(22%)
Non-Essential  
Alanine (mg) 366
366
Aspartic acid (mg) 549
549
Betaine (mg) 4
4
Glutamic acid (mg) 905
905
Hydroxyproline (mg) 63
63
Serine (mg) 237
237
Lysine to Arginine Ratio of All Selected Foods: 1.31
Data Source
Beef, flank, steak, separable lean and fat, trimmed to 0" fat, choice, raw
USDA Food Data Central Standard ReleaseOmega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.