Hi @SadeS Welcome to the Community !!!
Level 239 is a tricky level, but you may have beat it by now. I am sending you a video that may help you if you are working with level 239. I hope this will help you and I don't think you will need any boosters.
My kind regards,
Glenn
https://www.youtube.com/watch?v=BTofr194Sgo
Welcome to the Candy Crush Saga Community
Do you have a question or need help with your game? Ask the Community.