I bake it 3 times a week, ultra-juicy

Ingredients you often use: Are there any ingredients you consistently use, such as buttermilk, sour cream, or specific oils?
Challenges you face: Are there any specific challenges you encounter, such as cakes that dry out, sink in the middle, or have a dense texture?
The more information you provide, the better I can understand your baking style and offer tailored advice.

In the meantime, here are a few general tips for creating ultra-juicy cakes:

Hydration is key: As mentioned before, incorporating enough moisture is crucial. Consider using ingredients like buttermilk, sour cream, yogurt, or even pureed fruit (like bananas or applesauce).