“…Owing to these problems, it seems necessary to replace antibiotics with safe alternatives. Dietary supplements, including plant‐based supplements, are currently used to keep health and to treat many diseases in humans and animals (Fattepur et al, 2018; Gondo, 2021; Othman et al, 2019; Roslan & Shariff, 2021; Shalaby, 2015, 2018; Shalaby, Sakoury, Harthi, et al, 2020; Shalaby, Sakoury, Kholif, et al, 2020; You et al, 2021; Zharif et al, 2018). During the last decade, many studies have reported the medicinal, antioxidant, immunogenic and antibacterial properties of medicinal plants and their derivatives in fish (Ahmadifar et al, 2019; Farsani et al, 2019; Rashidian, Bahrami Gorji, et al, 2020; Van Doan et al, 2020; Bibi et al, 2021; DeiviArunachalam et al, 2021; Ghafarifarsani Kachuei et al, 2021; Ghafarifarsani, Hoseinifar, Adorian, et al, 2021; Ghafarifarsani, Hoseinifar, Talebi, et al, 2021; Ghafarifarsani, Rashidian, et al, 2021; Qahir et al, 2021; Rashidian et al, 2021; Yousefi, Farsani, et al, 2021; Yousefi, Ghafarifarsani et al, 2021; Raissy et al, 2022; Yousefi et al, 2022).…”