Lemonade is a consumable item in Undertale Yellow that restores 7 HP when used. It can be taken from the Lemonade Stand in Dark Ruins. Upon taking Lemonade, the protagonist can leave a tip of 1G or 5G.

Consumable items Pear • Candy Corn • Corn Dog • Lemonade • Sponge Cake
Accessories Feather
Ammo Rubber • Pebbles
Miscellaneous Missing Poster