From A Wiki of Ice and Fire

Love potions and philtres are concoctions believed to create feelings of love or attraction in the one who drinks it.
History
Mushroom suggests that Alys Rivers used love potions and philtres on Prince Aemond Targaryen and Ser Criston Cole, causing them to be rivals for her affections.[1]
Prince Aegon Targaryen spit out a love potion put in his drink by Princess Rhae Targaryen, who wanted her brother to marry her instead of their sibling, Princess Daella Targaryen.[2]
Smallfolk of Lannisport went to Maggy the Frog for fortunetelling, charms, cures, love potions, and the like.[3][4]
Quotes
References
- ↑ Fire & Blood, The Dying of the Dragons - Rhaenyra Triumphant.
- ↑ 2.0 2.1 The Sworn Sword.
- ↑ A Storm of Swords, Chapter 19, Tyrion III.
- ↑ A Feast for Crows, Chapter 36, Cersei VIII.