Do you have to fast to successfully ctb with SN?

[sea shells]

Just wondering if fasting is necessary? Fasting 48 hours is not possible for me. Is fasting overnight enough?
Also what's the real benefit of fasting?

 

[takemenowpls]

Read stand guide. It goes over that

 

[rationaltake]

https://sanctioned-suicide.net/threads/stans-guide-to-sn.27535/

Here it is.