United States — USDA FoodData Central
Romaine Lettuce, Region 2, n/a, Yes - Amino Acids - NFY0101RR
Per-100 g nutrient composition · Vegetables and Vegetable Products.
A neutral nutrient reference — not veterinary or dietary advice.
Nutrients (18)
| Nutrient | Value | Unit |
|---|---|---|
| Phenylalanine | 0.046 | G |
| Leucine | 0.075 | G |
| Valine | 0.055 | G |
| Histidine | 0.023 | G |
| Tyrosine | 0.032 | G |
| Lysine | 0.062 | G |
| Methionine | 0.019 | G |
| Glycine | 0.047 | G |
| Alanine | 0.052 | G |
| Glutamic acid | 0.175 | G |
| Serine | 0.051 | G |
| Cystine | 0.002 | G |
| Isoleucine | 0.044 | G |
| Proline | 0.043 | G |
| Arginine | 0.06 | G |
| Aspartic acid | 0.14 | G |
| Tryptophan | 0.002 | G |
| Threonine | 0.042 | G |
Source
USDA FoodData Central — Foundation Foods / SR Legacy (CC0, public domain). Food code 327872. Original source.
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