anorexigenic
/ˌænɔrɛksɪˈdʒɛnɪk/Definitions
1. adjective
Producing or tending to reduce appetite
“The anorexigenic effects of the new diet pill were impressive.”
2. noun
A substance or agent that produces a reduction in appetite
“The anorexigenic properties of the plant have made it a subject of interest in the medical field.”