She needed to invent the recipe for the potion for the power of dukar.
The only bad thing was that her knowledge of the dukar's language was very poor.
But she needed the power. So she needed a potion then.
What she really wanted to do is a philtre, a love potion to get Bahaxas Hodas on her side. Closer, to her heart.
But LOVE was not something that she could lose her powers for.
She needed strength to fight.