Er … as far as I’m aware, Dextrose is 100% fermentable and I’ve also treated DME as if it is!
![athumd.. athumb.. athumb..](https://www.mysmiley.net/imgs/smile/happy/happy0144.gif)
I think the confusion for beginners often arises when dealing with liquid malt extract as that has water in it which won't ferment. just like when you use Golden syrup - the one I have in the cupboard is 78% sugar