Is Tryptophanyl Hydroxyprolyl Tryptophanyl Hydroxyprolyl Serine vegetarian?

Tryptophanyl Hydroxyprolyl Tryptophanyl Hydroxyprolyl Serine is a synthetic peptide composed of the amino acids tryptophan, hydroxyproline, and serine, used as a cosmetic active ingredient.

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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