- Arch-Mage's Quarters at the College of Winterhold.
- Can be looted from Hagravens.
- In the shack at Witchmist Grove – There are about 5 feathers on the floor.
- On a table in Jorrvaskr Living Quarters.
- Hag's End (5+)
- Inside Serpent's Bluff Redoubt – 5-6 in a room behind the pressure plate-controlled door
- Main article: Potions (Skyrim)
|Damage Magicka||Fortify Conjuration||Frenzy||Weakness to Shock|
† multiple effects