Eat small amounts of these:
apples
apricots
asparagu
blackberries
blueberries
broccoli
cabbage
carrots
cauliflower
celery
cherries
chervil
chicory
chinese cabbage
chives
cod
corn
cranberries
cucumbers
dandelion greens
garlic
grapefruit
grapes
leeks
lemons
lettuce
limes
loganberries
nectarines
onions
oranges
oysters
papaya
parsley leaves
parsnips
peach
pears
peas
peppers
pineapple
pomegranates
prunespumpkin
radishes
raspberries
red cabbage
rhubarb
scallions
spinach
squash
strawberries
string beans
tangerines
tomato
turnips
watercress
watermelon