Amino Acid Protein Calculator

Enter foods to make sure you are getting all the essential amino acids.
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Green Leaf Lettuce
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Spinach
×
Sweet Potatoes
×
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Quick Stats
  • Calories 127 6% DV
  • Protein 3.4g 7% DV
  • Carbs 29g 10% DV
  • Fat 0.2g 0% DV
  • Fiber 5g 18% DV
  • Sugar 6g 12% DV
Amino Acid Bar Charts

Total Recommended Daily Intake

  • Cystine 16% RDI 46mg
  • Histidine 10% RDI 68mg
  • Isoleucine 11% RDI 147mg
  • Leucine 8% RDI 218mg
  • Lysine 8% RDI 170mg
  • Methionine 8% RDI 60mg
  • Phenylalanine 20% RDI 177mg
  • Threonine 16% RDI 168mg
  • Tryptophan 20% RDI 56mg
  • Tyrosine 10% RDI 89mg
  • Valine 10% RDI 188mg
Protein Comparison Table

Table Legend

  1. Green Leaf Lettuce
  2. Spinach
  3. Sweet Potatoes
-- = missing data
Amino Acids
Food # 1 2 3 Total
Weight (g) 36 30 133 199
Essential  
Histidine (mg)
(%RDI)
8
(1%)
19
(3%)
41
(6%)
68
(10%)
Isoleucine (mg)
(%RDI)
30
(2%)
44
(3%)
73
(5%)
147
(11%)
Leucine (mg)
(%RDI)
28
(1%)
67
(2%)
122
(4%)
218
(8%)
Lysine (mg)
(%RDI)
30
(1%)
52
(2%)
88
(4%)
170
(8%)
Methionine (mg)
(%RDI)
6
(1%)
16
(2%)
39
(5%)
60
(8%)
Phenylalanine (mg)
(%RDI)
20
(2%)
39
(4%)
118
(14%)
177
(20%)
Threonine (mg)
(%RDI)
21
(2%)
37
(3%)
110
(11%)
168
(16%)
Tryptophan (mg)
(%RDI)
3
(1%)
12
(4%)
41
(15%)
56
(20%)
Valine (mg)
(%RDI)
25
(1%)
48
(3%)
114
(6%)
188
(10%)
Conditional  
Arginine (mg) 26
49
73
147
Cystine (mg)
(%RDI)
6
(2%)
11
(4%)
29
(10%)
46
(16%)
Glycine (mg) 21
40
84
145
Proline (mg) 17
34
69
120
Tyrosine (mg)
(%RDI)
12
(1%)
32
(4%)
45
(5%)
89
(10%)
Non-Essential  
Alanine (mg) 20
43
102
165
Aspartic acid (mg) 51
72
508
631
Betaine (mg) 0
31
--
31
Glutamic acid (mg) 66
103
206
375
Hydroxyproline (mg) --
--
--
0
Serine (mg) 14
31
117
162
Lysine to Arginine Ratio of All Selected Foods: 1.16
Data Source
Green Leaf Lettuce
USDA Food Data Central Standard Release (Common)
Spinach
USDA Food Data Central Standard Release (Common)
Sweet Potatoes
USDA Food Data Central Standard Release (Common)
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