This item first appears in the possession of Aura Bella Fiora. Despite possessing such an item, Aura allows herself to consume food for pleasure rather than for nutrition.
So far no indication of its appearance is revealed.
A magic ring that allows the user to go without food, drink and sleep for several days.
- This ring is a common item that is used by outside agents of Nazarick.
- Narberal Gamma sometimes uses this when assuming her adventurer persona Nabe to avoid eating anything poisonous.
- The Homunculus Maids each make use of this item during their shift in assisting Ainz in order to forego problems involving food and sleep.
- Ainz Ooal Gown lets Zenberu Gugu borrowed his Ring of Sustenance when traveling to the Dwarf Kingdom.