The following is from an old list, so more recent research may have changed the value of a few of the items.
Vegetables
Beneficial: Artichokes (domestic, jerusalem), Beet leaves, Broccoli, Chard, Chicory, Collard, Dandelion, Escarole, Garlic, Horseradish, Kale, Kohlrabi, Leeks, Okra, Onions, Parsley, Parsnips, Pumpkin, Red Pepper, Romaine Lettuce, Seaweed, Spinach, Sweet Potatoes, Turnips
Neutral: Arugula, Asparagus, Bamboo shoots, Beetroot, Bok choy, Carrots, Celery, Coriander, Cucumber, Dill, Daikon, Endive, Fennel, Ginger, Lettuce, Lima beans, Mushroom (abalone, enoki, portobello, tree oyster), Olives (green), Onions, Pepper (green, jalapeno, yellow), Radicchio, Radishes, Rappini, Rutabaga, Scallion, Shallots, Snow Peas, Sprouts (mung, radish), Squash (all types), Tempeh, Tofu, Tomato, Watercress, Yams, Zucchini
Avoid: Avocado, Cabbage (Chinese, red, white), Cauliflower, Corn, Eggplant, Mushrooms (domestic, shiitake), Mustard greens, Olives (black, Greek, Spanish), Potatoes (red, white), Sprouts (alfalfa, Brussels)
Fruit
Beneficial: Figs, Plums/prunes
Neutral: Apples, Apricots, Bananas, Blueberries, Boysenberries, Cherries, Cranberries, Currants, Dates, Elderberries, Gooseberries, Grapefruit, Grapes, Guava, Kiwi, Kumquat, Lemons, Limes, Loganberries, Mangoes, Melons (canang, casaba, crenshaw, Christmas, musk, Spanish), Watermelon, Nectarines, Papayas, Peaches, Pears, Persimmons, Pineapples, Pomegranates, Prickly pear, Raisin, Raspberries, Starfruit
Avoid: Blackberries, Coconut, Melon (cantaloupe, honeydew), Oranges, Plantains, Rhubarb, Strawberries, Tangerines
Juices
Beneficial: Black cherry, Pineapple, Prune juice
Neutral: Apricot, Carrot, Celery, Cranberry, Cucumber, Grape, Grapefruit, Papaya, Tomato and other appropriate vegetables
Avoid: Apple cider & juice, Cabbage, Orange juice