The dry portion of a gutload can include (blend with a coffee grinder or food processor): quality whole grain cereal (Im currently using Kashi); spirulina; bee pollen; alfalfa; organic raw sunflower seeds; dried seaweed/kelp/dulse; oats; powered egg; ground almonds; ground brazil nuts; wheat germ; hemp seed; fig powder...
A wet gutload (switch it up with a different couple of items every other day or so) can includes things like: dandelion leaves, squash, carrot, yam, orange, mustard greens, pomegranet, collard greens, kale, romaine, apple, peas, blueberries, raspberries, alfalfa sprouts, sunflower sprouts, ... (avoid broccoli, cabbage and spinach).