Ovalbumins is the main protein found in egg whites. Ovalbumins have various biological activities such as antibacterial, anticancer, antihypertensive, antioxidant and immunomodulatory activities.

5,6-Dihydroxyindole (Dopamine lutine) is a melanin precursor and has a broad-spectrum antibacterial, antiviral, antifungal, antiparasitic activity.

H-Tyr(3-I)-OH is an inhibitor of tyrosine hydroxylase (Ki = 0.39 M) and an intermediate in the synthesis of thyroid hormones.