íðunn
Idunn is a figure in Norse mythology, primarily known as the goddess of youth and the keeper of the apples of immortality. She is the wife of Bragi, the god of poetry. Idunn's most significant role is that of providing the golden apples that grant the Aesir gods their eternal youth. These apples are said to be stored in a chest, and when the gods feel themselves aging, they partake of them to regain their vitality.
Her story is most famously recounted in the *Haugsbrot* (The Captivity of Idunn) section of the Prose