Ring of Sustenance

Ring of Sustenance is a magic ring that grants vitality.

Abilities
A magic ring that allows the user to go without food, drink and sleep for several days.

Trivia

 * 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.