Amino Acid Protein Calculator
Enter foods to make sure you are getting all the essential amino acids.
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Soy Protein Powder (Isolate)
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Peanut Butter (Smooth)
×
Bananas
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  • Calories 345 17% DV
  • Protein 15g 30% DV
  • Carbs 42g 15% DV
  • Fat 17g 21% DV
  • Fiber 5.7g 20% DV
  • Sugar 20g 41% DV
  • Amino Acid Score 21%
  • Lysine / Arginine 0.47
Amino Acid Bar Charts

Total Recommended Daily Intake

  • Cystine 55% RDI 159mg
  • Histidine 65% RDI 453mg
  • Isoleucine 38% RDI 534mg
  • Leucine 39% RDI 1065mg
  • Lysine 32% RDI 663mg
  • Methionine 24% RDI 175mg
  • Phenylalanine 89% RDI 775mg
  • Threonine 41% RDI 427mg
  • Tryptophan 59% RDI 165mg
  • Tyrosine 57% RDI 501mg
  • Valine 33% RDI 605mg
Protein Comparison Table

Table Legend

  1. Soy Protein Powder (Isolate)
  2. Peanut Butter (Smooth)
  3. Bananas
-- = missing data
Amino Acids
Food # 1 2 3 Total
Weight (g) 7 32 150 189
Essential  
Histidine (mg)
(%RDI)		 161
(23%)		 176
(25%)		 116
(17%)		 453
(65%)
Isoleucine (mg)
(%RDI)		 298
(21%)		 195
(14%)		 42
(3%)		 534
(38%)
Leucine (mg)
(%RDI)		 475
(17%)		 489
(18%)		 102
(4%)		 1065
(39%)
Lysine (mg)
(%RDI)		 373
(18%)		 215
(10%)		 75
(4%)		 663
(32%)
Methionine (mg)
(%RDI)		 79
(11%)		 84
(12%)		 12
(2%)		 175
(24%)
Phenylalanine (mg)
(%RDI)		 322
(37%)		 380
(43%)		 74
(8%)		 775
(89%)
Threonine (mg)
(%RDI)		 220
(21%)		 166
(16%)		 42
(4%)		 427
(41%)
Tryptophan (mg)
(%RDI)		 78
(28%)		 73
(26%)		 14
(5%)		 165
(59%)
Valine (mg)
(%RDI)		 287
(16%)		 247
(14%)		 71
(4%)		 605
(33%)
Conditional  
Arginine (mg) 467
875
74
1415
Cystine (mg)
(%RDI)		 73
(26%)		 72
(25%)		 14
(5%)		 159
(55%)
Glycine (mg) 252
454
57
763
Proline (mg) 347
445
42
834
Tyrosine (mg)
(%RDI)		 226
(26%)		 262
(30%)		 14
(2%)		 501
(57%)
Non-Essential  
Alanine (mg) 251
290
60
601
Aspartic acid (mg) 714
965
186
1865
Betaine (mg) --
0
0
0
Glutamic acid (mg) 1222
1609
228
3059
Hydroxyproline (mg) --
--
--
0
Serine (mg) 322
468
60
850
Lysine to Arginine Ratio of All Selected Foods: 0.47
Data Source
Soy Protein Powder (Isolate)
USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.
Peanut Butter (Smooth)
USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.Iodine data is obtained from the USDA Iodine database.
Bananas
USDA Food Data Central Standard Release (Common)Omega-6 data was extrapolated from undifferentiated-Octadecadienoic Acid (18:2) acid.Iodine data is obtained from the USDA Iodine database.