BCL2 and breast carcinoma: Eugenol, a naturally occurring phenylpropanoid, is found in a variety of plants, including clove buds, tulsi leaves, turmeric, pepper, and ginger (Wang et al., 2020) Eugenol has been reported to reduce the activities of caspases and Bcl2, as shown on the MCF-7 cell line of breast cancer (do Nascimento Silva et al., 2016).