The use of GLP-1 weight loss drugs like Mounjaro and Ozempic is growing around the world. According to a 2025 KFF Health Tracking Poll, around one in eight adults in the US are currently taking these medications for a range of reasons, including diabetes management and weight loss. But according to British online doctor service Zava, some experts are concerned that without careful planning, people following a plant-based diet could miss out on k…