Swallow



"There is no bird more beautiful than the swallow, the harbinger of spring. Even the dark mages who developed the formula for witchers' potions appreciated the charm of this bird, lending its name to the potion that accelerates regeneration of a mutated organism."

Swallow accelerates the regeneration of Vitality.

Source

 * Geralt receives this potion from Vesemir in the Prologue during the Defending Kaer Morhen quest
 * The Book of the Swallow

Locations

 * there are three swallow potions in the wardrobe in the witchers' laboratory in Kaer Morhen in the Prologue
 * two more in a crate in the Evening hall on the second floor of Kaer Morhen

Schwalbe