Assertion: l tryptophan | /r/HasProperty | obtained
Facets:
value: from the diet
type: OTHER
value: hardly
type: DEGREE
value: from supplements
type: OTHER
value: from food
type: OTHER
Source sentences:
text: L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet.
text: L-tryptophan is an essential amino acid and must be obtained from food or supplements.
text: L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet.
text: More specifically, L-tryptophan formed by the enzymatic process inevitably contains impurities such as cells, materials used for culturing and various proteins and L-tryptophan having a high purity can hardly be obtained, and since it is relatively difficult to separate the enzyme from formed L-tryptophan, it is difficult to use the enzyme repeatedly.