You find her in a bush after building the fence. You can buy material from her, but you need enough wood to build said fence first.
Fortunately getting the double-jump let me into a bunch of new areas where I could get new wood.
After the merchant arrived, I still had to sell a bunch of mob-drops to buy materials though.
You are adding them to your active item list, then pressing C to use them, right? (D scrolls through your items but doesn't use them)
Regeneration Potions heal you, as does milk. Milk can be reclaimed from the cow-girl when you run out. It doesn't look like you actually need the milking machine like she says, you can milk her by hand if you actually run out of milk.
Fortunately getting the double-jump let me into a bunch of new areas where I could get new wood.
After the merchant arrived, I still had to sell a bunch of mob-drops to buy materials though.
Really? They work for me.Aye, I tried that, whenever I drank a potion or used an item it did nothing. Which is why I'm extremely confused.
You are adding them to your active item list, then pressing C to use them, right? (D scrolls through your items but doesn't use them)
Regeneration Potions heal you, as does milk. Milk can be reclaimed from the cow-girl when you run out. It doesn't look like you actually need the milking machine like she says, you can milk her by hand if you actually run out of milk.