The Book of the Kiss is a scroll in The Witcher that is used to make the potion of the same name, as well as Argentia and insectoid oil.
It can be given by Kalkstein if questioned about Berengar during Berengar's Secret, as well as by the innkeeper at The New Narakort during Act III if paid 233 
for the second time for gossip about his customers. It can also be purchased from the following merchants:
- The Hermit at his hut in the Fields
- Kalkstein during Act III (in the mage's tower) and Act V (in Old Vizima)
Contents[]
- The Book of the Kiss
- Scrolls contain formulae for the following potions:
Kiss: stanches any bleeding and raises resistance to it.
Insectoid Oil: increases damage caused to insectoids.
Argentia: increases damage caused to monsters sensitive to silver.
Journal entries[]
Formulae: