N-Valyltryptophan is an incomplete breakdown product of protein catabolism or protein digestion.

Imupedone (LF 1695) is a synthetic immunomodulator that modulates T lymphocytes and macrophages, induces T-cell differentiation of bone marrow precursor cells, and increases the proliferative response of lymphocytes to mitogens, antigens, and allogeneic cells.=

Mangiferin is used for antidiabetes. Extracted from Mangifera indica L.