The simple reason you're sh*t at pull-ups.

Don't try a pull-up until you understand this concept:

Bodyweight to strength.

In order to perform bodyweight-limited movements, like pull-ups, you must have the strength to move the amount of weight your body carries.

There are 2 ways to achieve this...

DEcreasing your bodyweight and INcreasing your strength.

Gains are made in the kitchen, so you'll need to focus on hitting your protein goals and implementing the right amount of carbs if you want to see progress!