After her death Agnes's body exuded sweet oil from hands and feet, and the oil effected many cures.

The theme of exuding appears in several Italian vitae, as it does in those from the Low Countries and Germany. Flemish women were ore apt to exude milk, Italian and German women oil or manna; but in vitae from all regions the theme is clear.

— Holy Feast and Holy Fast by Caroline Walker Bynum (The new historicism : studies in cultural poetics) (Page 145)