I'm buying myself special beads for my Pandora bracelet for every 25 pounds lost. My 75 pound bead has been sitting in a drawer waiting for me to earn it since before Christmas.
For smaller accomplishments, I'll buy a new lipgloss or a tiny new perfume.
As for self soothing, do you like tea? There are hundreds of different blends and flavors. Between black, green, white and herbal, you should be able to find something that works for you.
Lost the first 100 with Medifast, now working on the last 25