Blood Type Diet – Type A

Michael Lam, MD, MPH

Characteristics of Type A – Best on Vegetarian Diet
Comments Most Beneficial Food allowed Food not allowed
Meats and Poultry Type As should eliminate all meats from their diet. Chicken, Cornish hens, Turkey Beef, Pork, Lamb, Veal, Venison, Duck, Goose
Seafood Carp, Cod, Grouper, Mackerel, Monkfish, Pickerel, Red snapper, Rainbow trout, Salmon, Sardine, Sea trout, Silver perch, Snail, Whitefish, Yellow Perch All kinds except those listed not allowed Anchovy, Barracuda, Beluga, Bluefish, Bluegill bass, Catfish, Caviar, Clam, Conch, Crab, Crayfish, Eel, Flounder, Frog, Gray sole, Haddock, Hake, Halibut, Herring, Lobster, Lox, Mussels, Octopus, Oysters, Scallop, Shad, Shrimp, Sold, Squid, Striped bass, Tilefish, Turtle
Dairy Most dairy products are not digestible for Type As Yogurt, Mozzarella, Feta, Goat cheese, Goat milk, Kefir, Ricotta, String cheese All other cheeses and milk
Fats Flaxseed oil, Olive oil Cod liver oil Oil of corn, cottonseed, peanut, safflower and sesame
Nuts Peanuts, Pumpkin Seeds All kinds except those listed not allowed Brazil nuts, cashews, Pistachios
Beans These beans can cause a decrease in insulin production for Type As. Beans – copper, garbanzo, kidney, lima, navy, red, tamarind
Type As thrive on the vegetable proteins found in beans and legumes Beans (Aduke, Azuki, Black, Green, Pinto, Red soy), Lentils and Black-eyed peas All kinds except those listed not allowed
Grains Type As generally do well on cereals and grains. Select the more concentrated whole grains instead of instant and processed cereals. Amaranth, Buckwheat  


Cream of wheat, Familia, Farina, Granola, Grape nuts, Wheat germ, Seven grain, Shredded wheat, Wheat bran, Durum wheat
Bread & Noodles Type As have a wonderful selection and choices in grains and pastas Bread (Essene, Ezekiel, Soya flour, Sprouted wheat), Rice cakes, Flour (Oat, Rice, Rye), Soba Noodles, Pasta (Artichoke) All kinds except those listed not allowed English muffins, Bread (High-protein whole wheat, Multi-grain), Matzos, pumpernickel, Wheat bran muffins, Flour (white, whole wheat), Pasta (Semolina, spinach)
Vegetables Type As are very sensitive to these vegetables. They have a strong deleterious effect on the Type A digestive tract. Peppers, olives, Potatoes, Sweet potatoes, Yams, All kinds of cabbage, Tomatoes, Lima beans, Eggplant, Mushroom
These vegetables enhance the immune system of Type As Garlic, Onions, Broccoli, carrots, collard greens, kale, pumpkin, spinach
Vegetables are vital to the Type A diet, providing minerals, enzymes and Antioxidants. Eat vegetables in as natural a state as possible (raw or steamed) to preserve their full benefits Artichoke, Chicory, Greens (Dandelion, Swiss Chard), Horseradish, Leek, Romaine, Okra, Parsley, Alfalfa Sprouts, Tempeh, Tofu, Turnip All kinds except those listed not allowed
Fruits Most fruits are allowed for Type As, although try to emphasize more alkaline fruits can help to balance the grains that are acid forming in Type As muscle tissues Berries (blackberries, blueberries, boysenberries, cranberries), plums, Prunes, Figs All kinds except those listed not allowed
High mold counts of these fruits make it hard for Type As to digest Melons, cantaloupe, honeydew
Type As don’t do well on these fruits Mangoes, papaya, Bananas, Coconuts
These fruits are stomach irritant for Type As, and they also interfere with the absorption of minerals. Orange, Rhubarb, Tangerines
The digestive enzyme in this fruit is an excellent digestive aid for Type As Pineapples, Cherries, Apricots
These fruits exhibit alkaline tendencies after digestion which has a positive effects on the Type A stomach Grapefruit, Lemon
Spices The right combination of spices can be powerful immune-system boosters for Type As Tamari, miso, soysauce, garlic, ginger
Good source of iron, a mineral that is lacking in the Type A Diet Blackstrap molasses
Avoid these because the acids tend to cause stomach lining irritation Vinegar, Pepper (black, cayenne, white), Capers, Plain Gelatin, Wintergreen
Condiments These products should be avoided because Type As have low levels of stomach acid Ketchup, Mayonnaise, Pickles, Relish, Worcestershire sauce
Beverages These beverages help to improve the immune systems for Type As Hawthorn, Aloe, Alfalfa, Burdock, Echinacea, Green tea, Red wine (1 glass / day)
These beverages help Type As to increase their stomach-acid secretions Ginger, Slippery elm, Coffee (1 cup / day)
These don’t suit the digestive system of Type As, nor do they support the immune system Beer, Distilled liquor, Seltzer water, Soda, Black Tea

Blood Type Diet – Type A


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