Eating processed foods is a big one! if you can completely eliminate it that would be ideal! and dairy / wheat is another big one! a lot of research has been produced and dairy / wheat products are causing a lot issues in the body (hormonal imbalance, overgrowth of bad bacteria that cause fatigue and inflammation) and all this in turn causes damage to our skin, dry hair, and weakens our body. Its great that you are conscious about it and 'avoid like the plague'! :) I recently posted the full 40 day detox which includes 4 simple ingredients that you can mix together and drink every day in the morning. my cousin is 18yrs old and had been suffering from psoriasis as long as he can remember, he's on round 2 of the 40 day detox and I can tell you from personal experience it will help you a lot! it is loaded nutrients that will boost up your vit c level and immune system. since psoriasis is also alleviated due to stress and auto immune responses, this will help you with that as well. click here for that, it has a video & file of exactly how to make it, when to drink, & how it works. As per your scalp, there are few things you can do for that as welll to get it back to its natural state. click here for that answer, its mainly for dandruff, but it will also help with your situation because the tips and tricks I posted there balance the pH levels on the scalp X Keep me posted on your skin-clearing journey! with love, X Saber