I keep wanting to hit the "Like" button on your replies!
Just so you know, Japanese people typically wash their hands and gargle after coming home which is apparently why SARS never established a foothold there. That and the little face masks. You're not OCD, you're just Harajuku-chic!
I don't have any probs w/ depression after going primal, I think it's a combo of toxin-avoidance and healthy/saturated fats. I did Precision Nutrition (whole foods, carbs after workout, lean meats) for several months and derailed when I fell in a big black hole. No problems on PB!