In any tack and feed store they sell it for horses. Don’t know how great it works for humans but they were selling it like hotcakes the last place I looked.
200# dose on tube is a 200# dose. Paste not gel, tastes like kindergarten white paste
It works. I used it personally. Just put it in a drink and shake it up. I can’t tell you how it tastes because I didn’t have any smell or taste when I used it.