Suz, he's 70% water, the place to start is with his fluid intake: distilled water, organic juice and herbal teas.
Organic fruit and greens supply the vitamins, minerals, glyconutrients and phytochemicals the body needs to be healthy.
Supplementing with organic, cold-pressed, unrefined plant oils is important any time there is dis-ease presenting itself in the body.
MH makes a pre-cleanse kit that has the basics for beginning cleansing. He makes nothing but gentle herbal cleansers. With a sick body, one doesn't buy and use ONE pre-cleanse kit, one starts there and keeps cleansing until it's no longer needed.