I haven't tried it for acne, but I read that turmeric helps. I imagine you make a paste or something. But you might want to look it up, I guess it works well.
19yr old female diagnosed with UC (pancolitis)
in 2005 at age 15
125mg Azathioprine 1xday / 1 Mesalamine enema nightly /
2000mg Fish Oil 1xday / 500mg Turmeric 3xday /
450mg Boswellia 1xday / 400IU Vitamin E 1xday
Arthritis in both knees
Also: asthma, acid reflux, and Reynaud's Syndrome