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Blood Type Diet - Type AB
Michael Lam, MD, MPH

Characteristics of Type AB - Best on Mixed Diet in moderation

Comments Most Beneficial Food allowed Food not allowed
Meat and Poultry
Type AB do not produce enough stomach acid to effectively digest too much animal protein. So the key is portion size and frequency. Lamb, mutton, rabbit, turkey All kinds except those listed as not allowed Beef, Chicken, Cornish Hens, Duck, Goose, Pork, Partridge, Veal, Venison, Quail
Cured meats can cause stomach cancer Type ABs with low levels of stomach acid

Seafood If you have family history of breast cancer, introduce snails (Helix pomatia) into your diet Tuna, Cod, Grouper, Hake, Mackerel, Mahimahi, Monkfish, Ocean Perch, Pike, Porgy, Trout, Red Snapper, Sailfish, Pickerel, Sardine, Shad, Snail, Sturgeon All kinds except those listed as not allowed All Shellfish (crab, shrimp, lobster, mussels, oysters, crayfish, clam, etc), Anchovy, Barracuda, Beluga, Bluegill Bass, Flounder, Haddock, Halibut, Herring, Eel, Frog, Lox, Octopus, Sea bass, Striped bass, Turtle, Yellowtail
Dairy Cultured and soured products are easily digested for Type ABs Yogurt, Kefir, Non-fat sour cream, egg, Mozzarella, Goat cheese and milk, Ricotta All kinds except those listed as not allowed American Cheese, Blue cheese, Brie, Buttermilk, Camembert, Ice cream, Parmesan, Provolone, Sherbet, Whole Milk
Fats Use sparingly Olive
Oil (Corn, Cottonseed, Safflower, Sesame, Sunflower)
Powerful immune booster for Type A and Type AB Peanut, Walnuts

Type Abs tend to suffer from gallbladder problems, so nut butters are preferable to whole nuts. Also eat small amounts with caution.
All kinds except those listed as not allowed Filberts, Poppy seeds, Pumpkin seeds, Sesame seeds, Sunflower seeds
These beans are important cancer-fighting food for Type AB. They are known to contain cancer-fighting antioxidants. Lentils

These beans slow insulin production in Type AB.

Kidney beans, Lima Beans

Beans (navy, pinto, red, soy) All kinds except those listed as not allowed Beans (Aduke, Azuki, Black, Fava, Garbanzo) Black-eyed Peas
The inner kernel of the wheat grain is highly acid forming for Type AB. Wheat is not adviced if Type AB is trying to lose weight. The inner kernel of wheat grain is alkaline in Type Os and Bs, it becomes acidic in Type As and AB. Millet, Oat bran, Oatmeal, Rice Bran, Puffed rice, Rye, Speltand sprouted wheat and any products such as flour, bread and noodles made with these grain products All kinds except those listed as not allowed Buckwheat, Corn (any products such as flour, bread and noodles made with these ), Kamut, Kasha, soba noodles, Artichoke pasta
Type AB benefits from a diet rich in rice rather than pasta All kinds of Rice and any products such as flour, bread and noodles made with these

Vegetables Fresh vegetables are an important source of phytochemicals which have a tonic effect in cancer and heart disease prevention, these diseases afflict Type AB more often as a result of weaker immune system. Broccoli, Beets, Cauliflower, Celery, Green Leafy Vegs, Cucumber, Eggplant, Garlic, Maitake Mushroom, Parsley, Parsnips, Sweet potatoes, Alfalfa Sprouts, Tempeh, Tofu, All types of Yams All kinds except those listed as not allowed Artichoke, Avocado, All thype of Corns, Lima Beans, Black Olives, All kind of Bell Peppers, Radishes, Mung Bean Sprouts, Radish Sprouts
Emphasize the more alkaline fruits to balance the grains that are acid forming in Type AB muscle tissues All kinds of Grapes and Plums, Berries (cranberries, Gooseberries, Loganberries), Cherries

Tropical fruits doesn't agree with Type AB. But pineapple is an excellent digestive aid for Type AB. Pineapples
Mangoes, Guava, Coconuts, Bananas
Oranges are stomach irritant for Type AB, they also interfere with th absorption of important minerals. But Grapefurit exhibit alkaline tendencies after digestion. And lemons aid digestion and clearing mucus from the system. Grapefruits, Lemons
Vitamin C-rich fruits help preven stomach cancer because of the antioxidant properties of vitamin cup Kiwi All kinds except those listed as not allowed
Sea salt and kelp should be used in place of salt. Kelp has immensely positive heart and immune system benefits Kelp, Miso, Curry All kinds except those listed as not allowed Allspice, Almond extract, Anise, Barley Malt, Capers, Cornstarch, corn syrup, Gelatin, Tapioca
The ingredients are acidic

Vinegar, Pepper (white, black, cayenne, red flakes)
This is a potent tonic and natural antibiotic for Type AB. Garlic, Horseradish, Parsley

Type AB employed these herbal teas to rev up the immune system. Alfalfa, burdock, Chamomile, Echinacea, Green tea

These herbal teas and beverages build protections against cardiovascular disease and cancer. Hawthorn, Licorice, Red wine (1 glass/day)

These herbal teas aid in absorption of iron and preven anemia Dandelion, Burdock root, Strawberry leaf

Coffee increase stomach acid and has the same enzymes found in soy. Coffee or Decaf Coffee (1 cup / day) and alternate day use green tea
Distilled Liquor, Sodas, Black Tea


I have found that combining your specific blood type diet along with choosing the right food from my food choice table, you will find excellent success. I encourage you to combine the use of the two. Please note that the Food Choice Table represents general guidelines and nutrients selection are not based on blood type. If there is a discrepancy, you should follow the blood type diet recommendation.

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