Leaner but then softer ?

I have been taking reta for 6 months. And first I was losing and looking way tighter and better… But now I actually feel like I look fatter even though the scale has not gone up at all any suggestions? I am maintaining right now on a low dose. I only ever a reached 2.5 mg but I’m not looking to lose anymore. I’m just looking to maintain a tight Look that it once gave me. Yes, I lift weights four times a week with a trainer who pushes me to failure