Dreaming of having cooking oil on your body can symbolize a variety of things. Generally, oil is associated with nourishment, smoothness, and sometimes feelings of being overwhelmed. Here are a few interpretations:

1. Nourishment and Care: Cooking oil can represent the need for self-care and nourishment. This dream could suggest that you need to take better care of yourself or nurture aspects of your life that feel neglected.
2. Overwhelm or Mess: If the cooking oil feels excessive or messy in the dream, it might symbolize feelings of being overwhelmed by responsibilities or emotions. It could indicate a need to clean up or address certain issues in your life.
3. Transformation and Change: Oil can also signify transformation and change. This dream could reflect a desire to embrace change or a new phase in your life that requires careful handling.
4. Creativity in Life: Cooking oil is essential for many recipes; similarly, this could represent the creativity and resources you have at your disposal to mix and make something new in your life.

Consider the context of the dream and your feelings during it for a more personalized interpretation. Reflecting on your current life situation may also provide deeper insights into what this dream means for you.