Amino Acid Protein Calculator

Enter foods to make sure you are getting all the essential amino acids.
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Romaine Lettuce
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Tomatoes
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Onions
×
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Amino Acid Results
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Number of Servings:
Quick Stats
  • Calories 99 5% DV
  • Protein 3.6g 7% DV
  • Carbs 22g 7% DV
  • Fat 0.6g 1% DV
  • Fiber 5g 20% DV
  • Sugar 11g 23% DV
Amino Acid Bar Charts

Total Recommended Daily Intake

  • Tryptophan 13% RDI 36mg
  • Threonine 9% RDI 94mg
  • Isoleucine 5% RDI 70mg
  • Leucine 4% RDI 113mg
  • Lysine 6% RDI 133mg
  • Methionine 3% RDI 19mg
  • Cystine 8% RDI 23mg
  • Phenylalanine 13% RDI 111mg
  • Tyrosine 6% RDI 55mg
  • Valine 5% RDI 86mg
  • Histidine 8% RDI 53mg
Protein Comparison Table

Table Legend

  1. Romaine Lettuce
  2. Tomatoes
  3. Onions
~ = missing data
Amino Acids
Food # 1 2 3 Total
Weight (g) 47 149 160 356
Tryptophan (mg)
(%RDI)
5
(2%)
9
(3%)
22
(8%)
36
(13%)
Threonine (mg)
(%RDI)
20
(2%)
40
(4%)
34
(3%)
94
(9%)
Isoleucine (mg)
(%RDI)
21
(2%)
27
(2%)
22
(2%)
70
(5%)
Leucine (mg)
(%RDI)
36
(1%)
37
(1%)
40
(1%)
113
(4%)
Lysine (mg)
(%RDI)
30
(1%)
40
(2%)
62
(3%)
133
(6%)
Methionine (mg)
(%RDI)
7
(1%)
9
(1%)
3
(0%)
19
(3%)
Cystine (mg)
(%RDI)
3
(1%)
13
(5%)
6
(2%)
23
(8%)
Phenylalanine (mg)
(%RDI)
31
(3%)
40
(5%)
40
(5%)
111
(13%)
Tyrosine (mg)
(%RDI)
12
(1%)
21
(2%)
22
(3%)
55
(6%)
Valine (mg)
(%RDI)
26
(1%)
27
(1%)
34
(2%)
86
(5%)
Histidine (mg)
(%RDI)
10
(1%)
21
(3%)
22
(3%)
53
(8%)
Arginine (mg) 25
31
166
223
Alanine (mg) 26
40
34
100
Aspartic acid (mg) 65
201
146
412
Betaine (mg) 0
0
0
0
Glutamic acid (mg) 84
642
413
1139
Glycine (mg) 23
28
40
91
Proline (mg) 21
22
19
63
Serine (mg) 24
39
34
96
Lysine to Arginine Ratio of All Selected Foods: 0.6
Data Source
Romaine Lettuce
USDA Food Data Central Standard Release (Common)
Tomatoes
USDA Food Data Central Standard Release (Common)
Onions
USDA Food Data Central Standard Release (Common)
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