The Potion of Slowness (1:30) significantly reduces the speed of anyone who consumes it or is struck by it when used as a splash potion, lasting for one minute and thirty seconds. This effect decreases a player's or mob's movement speed by 15%, making it harder for them to move quickly or escape danger. It is often used strategically in combat or to gain an advantage over fast-moving creatures.
The numerical item ID for Potion of Slowness (1:30) is 373
Numerical item IDs will only work in Minecraft versions below 1.13.
The item ID for Potion of Slowness (1:30) is minecraft:potion
This is the spawn command to give yourself Potion of Slowness (1:30) in Minecraft which includes the Minecraft /give command. If you are using the Essentials plugin you will need to use /minecraft:give instead of /give