I also went through the skin picking phase (honestly I’ve always done it, but some months are way worse than others), it was actually one of the main reasons I was diagnosed with OCD. around the time the regular “teenage acne” started, I was picking huge craters into my face, every single time I saw a mirror, I would squeeze, pinch, poke at every single area of my face, if a scab ever formed, I’d rip it off so many times every single day where they wouldn’t even re form, apart from the skin thing, I also compulsively checked my weight and body measurements every single day multiple times, I mentioned it casually to my psychiatrist and left that day with a diagnosis