Blood Type Diet

A blood type diet is a nutrition plan based around your blood type. This kind of diet became popular with the release of Peter D’Adamo’s book Eat Right 4 Your Type. The book continues to be a bestseller. D’Adamo claims that the diet will not only bring about weight loss — but can assist with allergy and infection resistance, and will achieve overall good health.

What is a Blood Type Diet?


Most of the population has blood type O. Here the prescribed diet is low-carbohydrate, high in proteins (such as meat and fish), and low in dairy products. The author suggests specific foods to avoid; such as avocados, brazil nuts, and oranges. Type O should also engage in lots of exercise.

Blood Type A should avoid red meat, eat plenty of fish and vegetables, with a low dairy intake. Light exercise only.

Blood Type B should avoid chicken and bacon, eat plenty of meat and dairy, some fish, and plenty of fruit and vegetables.

Blood Type AB combines the A and B diets.

Is This Diet For Real?

blood-type-dietThe author claims that much of the recommendations are based on scientific evidence – but perhaps it is too early to make this claim. Metabolism and/or sugar/insulin sensitivity are probably key factors in deciding diet – not blood type. Two people can have very different metabolisms and have the same blood type. One could be sensitive to carbohydrates or sugar, whilst the other needs a high carbohydrate diet.

Weight loss and other health improvements may occur on this diet – not so much because of blood type combinations, but because of a healthier diet! The author encourages people to cut down on processed and refined foods. Good advice for anyone regardless of blood type.

The book also includes low calorie diets that will probably bring about weight loss in anyone (once again, regardless of blood type).

Sample Meal Plans for the Blood Type Diet

Type B Menu

Breakfast
Fluidizer cocktail
Rice bran cereal with banana and skim milk
Grape juice

Lunch
Sandwich – thin slice of cheese, thin slice of turkey breast, two slices of bread, mustard or mayonnaise
Green salad
Herbal tea

Snack
Fruit juice sweetened yogurt
Herbal tea

Dinner
Broiled Fish with steamed vegetables
Fresh fruit
Herbal tea or coffee

Type O Menu

Breakfast
2 slices toasted Ezekiel bread with butter
6 ounces vegetable juice
Banana
Herbal tea

Lunch
Organic Roast Beef, 6 ounces
Spinach Salad
Apple or pineapple slices
Water

Snack
1 slice of cake
Herbal tea

Dinner
Lamb and asparagus stew, steamed broccoli, sweet potato.
Mixed fresh fruit
Herbal tea (beer or wine allowed)

Type A Menu

Breakfast
Water with lemon
Oatmeal with soy milk and maple syrup
Grapefruit juice
Coffee or herbal tea

Lunch
Greek salad
Apple
1 slice sprouted wheat bread
Herbal tea

Snack
2 rice cakes with peanut butter
2 plums
Green tea or water

Dinner
Tofu Pesto Lasagna, Broccoli,
Frozen yogurt
Coffee or herbal tea (red wine if desired)

Type AB Menu

Breakfast
Water with lemon, 8 ounces diluted grapefruit juice, 2 slices Ezekiel bread, Yogurt-Herb Cheese, Coffee

Lunch
4 ounces sliced turkey breast, 2 slices rye bread
Caesar salad
2 plums
Herbal tea

Snack
Tofu Cheesecake
Iced herbal tea

Dinner
Tofu Omelet
Stir-fried vegetables
Mixed-fruit salad
Decaffeinated coffee (red wine if desired)

More recipes ideas can be found here.

Banned Foods

Any diet containing a long list of banned foods can be difficult to follow. Eat Right 4 Your Type and the various blood type diets included encourage a predominantly meat and fish diet, while grains, potatoes, cereals, breads, pasta are not encouraged. Interestingly, certain vegetables and fruits are also banned.

See Also

www.dadamo.com – The authors home page.

84 Comments

  • February 7th, 2010fenny

    hi!

    i’m having 93kg. i try to lost my weight but it seem so hard for me. i took pill to lost weight from 90 to 83 but when i stop the pill my weight gain again. i try to control my menu, i take oat, milk, and diet programme. i take a lot vegetable and fruit. but when i read the articel that recommend me to take high protein. i afraid to try, is it suitable for me to take plenty of high protein food? why after i ate two hours, i easily feel hungry and mood suddenly change?

  • January 22nd, 2010a.mom

    To all: My daughter is 4 years old, with many health problems brought on by a vaccine injury.We are treating these problems holistically and naturally. She has several severe food allergies and has been on a strict diet for years. I took her in for a red blood cell analysis to get additional clues as to what was going on with her internally. Her blood cells through the microscope were almost flat and linked together like hot-dogs on their sides in long chains, we also saw the movement of tons to tiny parasites in her blood. The BTD was recommended, we were surprised that the diet fell completely in line with the restrictions she was already on. The SINGULAR food she still ate, that was not allowed for a type A was potatoes. We kept her diet exactly the same and eliminated potatoes only for 2 months, we added garlic to treat the parasites and returned for a retest. Under the microscope, her blood cells were perfectly round and healthy, not attached to any other and the parasites are gone too! This may not seem like a big deal, but this proves to me that foods can impact us greatly on a cellular level. It is my humble opinion that we should strive to heal from the inside out and not seek quick fixes or band aids for our ailments.
    I believe the BTD is for wellness and preservation, weight loss is a wonderful side effect…not necessarily the goal.

  • January 22nd, 2010Toni Davis

    Hi cheryl,

    It sounds to me like you have insulin resistance, you can read up on it by searching PCOS, syndrome x, or insulin resistance. You may want to talk to your Dr. about it, many people get put on Metformin medicine to help the body use the insulin correctly so that it stops overproducing. You really need to arm yourself with information on this because there are long term complications if not taken care of such as type 2 diabetes and heart disease. Good luck!

  • January 22nd, 2010Sariercakes

    @G.steinhart

    What Blood tipe are you?.x

  • January 19th, 2010VONDA

    IN RESONSE TO CHERYL,
    I HAVE EXPERIENCED THE SAME THING THAT YOU ARE GOING THROUGH. THE BEST ADVICE I CAN GIVE YOU IS TO START EATING LIKE YOU HAVE CELIAC’S, YOU’LL NEED TO LEARN ABOUT ALTERNATIVE GRAINS, NON CHEMICAL SWEETNERS, AND WHAT FOODS FALL INTO THE HIGH GLYCEMIC CATEGORY. MAKE SURE THAT THEY TEST YOUR CORTISOL LEVELS, THIS SEEMS TO PLAY A FACORS IN THE FRAKY INSULIN FOR ME. WHAT YOU ARE GOING THROUGH IS REALLY NOT A DIET, BUT A LIFE CHANGE. IT WILL BECOME EASIER AS YOU START LEARNING NEW TRICKS THAT WILL KEEP YOU HAPPY WITH FOOD. MAKE SURE WHEN YOU GO OUT TO EAT YOU ASK FOR GLUTEN AND WHEAT FREE MENUS…LIFE IS NOT OVER IT’S JUST BEGINNING.

  • January 7th, 2010cheryl

    hi , ive had a problem with hives for the past 4 years. i went into a coma in feb 2009. i was told it was psycological i have been admitted to hospital over a dozern times. telling me they had done every test possible . so i changed to a new doctor that new hardly anything about my history he then put me onto an allergy specialist. sinnce then he,s told me i have very high insiline levels but im not a diabetic i have to avoid sugar,starchand wheat products and finding it very hard to find a weekly diet i can follow.

  • January 1st, 2010latifah

    THANKS 4 THE ADVISED

  • January 1st, 2010Suzette Theunissen

    Please tell me more about bloodtype B+ need to find the correct diet. Everything i can and can’t eat.

  • December 31st, 2009samy

    I am tpye o blood
    I read the book, its really reavling facts and helpful.
    But problem is i am vegeterian.
    I eat chapathi, cooked vegetables mixed with potaotes, rice and dal, all gujarthi dishes.
    I don’t known how to increase my protien level during stress time like exams and for physical activity.

    Advice will be greatly appreatiated.
    Thank u.

  • December 9th, 2009anne brown

    I am a little confused I am AB and its saying to combine both A and B diets A tells me eat lots of fish and avoid red meat, B tells me to eat meat and a little fish ??

  • December 4th, 2009G.Steinhart

    I follow the blood type diet for almost 10 years and I only can say it works for me!Over the years I discussed the diet with a number of my doctor friends. Needless to say, with out a exception they gave it the thumb down.How ever most of them did not understand how a human cell works! Only 1994 was it discovered how it works.So, one can say prior to 1994 Scientists and Doctors were “poking” around in something they did not understand!(and they are still doing it)Have Scientists disproven THE EAT RIGHT DIET? Most comments I am reading in this regard is guess work. My thinking is: If I understand something 100% I can repair it. How about HIV and AIDS? Sufferers get a hand full of medication prescribed every day with out curing the disease. Do you call that Science?
    Gunter Steinhart.

  • November 30th, 2009eric

    Lectins (please google) in different plants/animals have different effects on different blood types–lectins are used in determining blood type by how the blood reacts when a specific lectin is introduced. The food recommendations are based on this science and other physiological, biological, and chemical factors.

    I’ve been following the food recommendations for almost a year, though I’d heard about it probably 15 years ago and pushed it to the back of my mind. ? While I don’t follow all the recommendations religiously, there are a number of foods to avoid that I had no problem eliminating from my diet and a few beneficial ones that I’ve added. If you could choose your foods so as to allow your immune system to deal with other more malicious threats, why wouldn’t you try? While I clearly can’t know what following the recommendations might prevent, I do feel noticeably better when I follow the recommendations more strictly.

  • November 16th, 2009Terri

    Angela Mochi
    As far as building your platelets and iron, try chlorophyll– its a great blood builder

  • November 14th, 2009Kate

    To A Nurse: If you read the book, you will see that it is not so much that blood type determines what you eat; rather, what people ate the caused the evolution of the different blood types is what we should be eating today. According to the book, humans all started as Os. As the species migrated to different areas and found different sources of sustenance, the different blood types evolved.

    The diet promotes a balanced diet of whole foods. True, this in itself will help with weight loss and overall health. However, I have a coworker who follows the diet strictly. She has always eaten healthfully. Since on BTD, she has lost weight while eating as much as she wants from her approved foods. The hives she suffered from for years and that could never be diagnosed disappeared when she started the diet (a side note: when she started following the Genotype Diet, Dr. D’Adamo’s successor to BTD, her hives returned–the only real change was that she was eating parmesan cheese instead of just mozzarella). She no longer suffers from hayfever. Her eyesight has improved every one of the 3 years since she’s been on the diet (she’s 62 so this is definitely an unusual trend). Her husband is an O so he can eat meat, yet he lost weight and lowered his cholesterol. Her cousin used to suffer from horrible psoriasis but it disappeared when she followed BTD and now that cousin incorporates it into her nutrition practice.

    I’ll be honest, I have not looked into the technical research of the diet. The theory behind it makes sense to me. I am not disciplined enough to follow it completely but I’ve noticed improvements in my digestion since I eliminated some avoids.

  • November 12th, 2009quick

    wisewoman, I would like to talk to you about the diet and
    your experiences. I am a type A also. eq.chapman@comcast.net

  • November 3rd, 2009Liz

    I agree. This seems pretty silly. All the amazing benefits people are feeling is because they are eating less and loosing weight.

  • October 29th, 2009A Nurse.

    When this person wrote the book, did they realize what a blood type is? It signals to your body whether your red blood cells are yours and not foreign. It does not relate to metabolic function and is about as important in determining what you should eat as your hair color is. If you make any major cuts from a diet, you are bound to loose weight. A lot of pain is related to weight, so a person might have decreased pain as well (such as joint pains). I’m pretty skeptical about this one.

  • October 18th, 2009grappie

    It’s very informative

  • September 23rd, 2009Duh

    P.S. Ms. Chen’s sister probably did have something amputated – I will bet money that we can start with whatever body part might house her brain.

  • September 23rd, 2009Duh

    A. Mano:

    It was the Atkins Diet. If you don’t know what it’s called, you sound even less credible. In addition, methinks you are a tad bit too emotional to provide a worthwhile comment.

    The science behind this deserves a tad bit of skepticism, I agree. However, I have yet to hear arguments to the contrary with scientific fact that are credible and of more qualitative an quantitative value.

    I speak only in fairness and, frankly, objectively.

  • September 3rd, 2009BigSexyMan

    RESPONSE TO A. MANO:

    I’m sure the “God” you are referring to is the sun. Yes, it is true that the sun provides us with many natural food items, all of them were not meant for every creature (humans included) all of the time. You wouldn’t have the same diet as a lizard for example or a bird. Try eating just bird seed and crickets and tell us how your doing. Humans are all different from color,size and inner workings. The only person playing with “Gods” plan is the lady at Basha’s food store deep frying chicken in the deli. I say congratulations to all of Gods children that have made themselves happy and healthier by following whatever diet works for them. I see more posts saying it works so I’m gonna go for it!!

  • August 11th, 2009debbie

    I have tried this diet in the past and I know it works. I lost weight but over the years I did gain it back because I didn’t stay on the diet. Now i am older I have gained more but would like to go back on the diet. Is there anyone out there that is 54 or older who has been on this diet at my age and lost weight. If so let me know.

  • July 29th, 2009angela mochi

    I have ITP and had a spleenectomy in December, and have a problem with low iron, and was wanting advice on what foods are best to eat and what foods to avoid, my blood type is O, I am trying a gluten free diet but would like more advice on what I can do to rebuild my plateletts and iron levels. Many thanks Angela Mochi

  • July 26th, 2009Space1in

    Sabine,
    my mother went to one of those doctors, called nature paths (I think?), when she was really sick with a pretty serious illness (sorry i was really little, so can’t remember what it was) and it attacked her immune system and she started gaining a ton of allergies and was really weak. She went to one of those doctors and it changed her life, she was able to get healthy, though some of the foods that she had to stop eating seemed unlikely or strange, it really worked and helped her a lot.

  • July 3rd, 2009A. Mano

    I don’t understand how anyone can come up with this BLOOD TYPE food theory. For the longest time since creation, this was not an issue. Don’t tell me that you discovered something that no human soul has discovered. I assure you that GOD knew what HE was doing when HE created the fruits, vegetables, meat, nuts, beans, legumes, herbs, etc., for mankind. It was made for everyone and not for blood types only. Remember Atkinson’s Diet, to me its just another fad. Don’t play god, you are not. We have a lot of tropical fruits in my country, and you have not mentioned anything about them except a general statement.

  • June 28th, 2009wisewoman

    First, get the library book and learn what it is about as it pertains to YOUR blood type. I am A. I learned I might be able to reduce the pain in my body by avoiding a few foods known to aggrivate pain for As. I decided to give it a try and be honest to see if it works. After only 3 weeks I noticed a very significant difference in the pain I was living with due to an arthritic hip and knee. I was able to keep up the plan and live a pain free live now. For As the plan most closely resembles the medditerranean diet so that is how I eat now. The items I had to give up that were most difficult were tomatoes, potatoes, peppers, bananas, oranges and all red meat and most dairy. I’m pain free and enjoying life.

  • June 23rd, 2009Ms. Chen Doubter

    Give me a break…losing 89 lbs in 3 weeks? What, did you have some body parts amputated?

  • May 6th, 2009Ms. Chen’s sister

    WOW!! I heard this from my sister Geraldine Chen, so i decided to try it out. I was 190 lbs and I am now 101 lbs! I only did this for 3 weeks. This blood type diet is very effective! Although i absolutely HATE the food. I don’t know why my sister would like it. The tofu omelete tastes like my grandma’s feet. And the tofu cheesecake melted and now it tastes like im drinking from the toilet. I’ve noticed some negative side effects too. Geraldine has been addicted to these food and keeps on wanting to eat it with me. Sometimes, she would go to extreme measures to make sure she would have the bigger portion.

  • May 5th, 2009Quentis

    Yes, I had that blood test that tell you exactly what to eat. Those folks are not there anymore. Any idea where they do the test now?

  • April 30th, 2009Ms.Chen

    Although, my blood type is B, I’ve tried the A meals as well. The tofu cheesecake, tofu omelet and tofu lasagna are delicious. I’ve lost more than 100 pounds. This DIET WORKS!!! I’m skinny again, when I’m at the club, the men just come swarming.

  • April 23rd, 2009Patricia

    For SABINE
    I believe the “blood screening” you are referring to is a very thorough screening for full-blown food allergies as well as food sensitivities. The average cost of this screening is about $1,000 for the lab work and the cost of a Dr visit. As far as I know you will need to look for a naturopathic Dr who understands more about food allergies than the average MD.
    We had this testing done for my little brother. He has been a lifelong athlete, works out about 3-5 hours a day, 5-7 days a week. I have two other brothers who have this same athletic schedule. They are both tall and very lean and muscular. However, the third brother, the one we had testing done on, is short and chunky! Obviously their body types are very different and what they’re putting into their bodies affect them very differently.

    No matter which way you look at it, it seems like with that kind of a rigorous level of physical activity, ANYONE would be lean and fit, right? But what we’ve found is that that is just not the case. How is it possible that brother #3 remains chunky, in spite of all that activity? Granted all 3 of them eat crappy food, lots of soda and junk food, pizza, top ramens, etc. They eat good and healthy dinners, but basically, everything else they eat all day every day is a series of junk food. The fact that brother #3 remains slightly overweight and chunky in spite of his activity level leads me to think that he would be obese if not for his athletic training.

    Why is it that two people can eat the same thing and one person gets fat and the other stays the same? It seems not fair, and its not. But its a fact of life. People are different. Even in same family with same set of parents, siblings physical makeup and metabolism can vary greatly. So my sisters and I thought a lot about this problem, and the fact that brother’s #2 and #3 would constantly tease #3 and call him fat, etc. We knew brother #3 felt bad that he was chunky and is old enough that now he’s worried about whether girls will like him if he’s chunky. So, concerned about his self-esteem, we decided to take him to a naturopath and request the screening.

    We already knew of this possibility because one of my sisters had a very high risk pregnancy and delivered a beautiful baby girl. However, although seemingly healthy, my niece was constantly sick. Always sniffly, always had runny nose. Ran fever a lot, and constant diahrrea and almost always had what we though were diaper rashes, but no treatments prescribed from a Dr worked. They were not staff infections, or yeast infections, or even just skin irritations. After a process of elimination, we took her to a naturopath who suggested we have her tested for food allergies. This was a revelation to us. We had never even considered the possibility. In my mind, food allergy meant your throat closed up and you swelled up until you couldnt breathe. I had never considered the possibility that a reaction to food could manifest itself in a variety of ways. We were advised that there was an cheaper (couple hundered dollars) electromagnetic testing that could be done, in which she held a wand (we tucked it in her wasteband as she was very small) attached to a machine that read her bodie’s reaction to different food extracts and different combinations of certain foods. We were also advised of the blood test, although it was pretty much out of our budget at the time. We opted for the electromagnetic test. We had amazing results.

    We found out that the baby was allergic to wheat, dairy, cane sugar and sensitive to corn, and citris or acidic fruits including tomatoes. My sister was breastfeeding the baby, and the Dr advised that she would either need to stop eating those foods herself or stop breastfeeding the baby, as most of what the baby was getting was being passed through her breast milk. After the difficult pregnancy, my sister realized that she may never be able to carry another baby to term, and did not know if she’d have another chance. She decided she would rather radically change her diet and lifestyle and continue to breastfeed the baby. Miraculously, all my niece’s symptoms stopped completely, and my sister, who had been overweight all her life, dropped 100lbs over the next year! WITHOUT EVEN TRYING!! She did not even eat super healthy. But she DID stop eating highly refined foods, because in order to avoid cane sugar and corn syrup and wheat, you have no choice but to go the healthier route for whole grains and different types of grains that are not wheat. These are generally not available at the average grocery store. She had to buy rice and spelt pasta as well as spelt breads at whole foods. Its been about 5 years and she has kept the weight off. She works out periodically and tries to eat as healthy as possible, but has found an acceptable balance between eating healthy and still enjoying eating, such as soy yougurts and ice creams! After consulting further with their new naturopathic Dr, we realized that although she had never been tested, my sister obviously shared some of the same allergies her daughter had, which did not manifest themselves as rashes and runny noses, but instead as lifelong weight gain. The Dr. advised that she did not go back to eating those foods. Interestingly she could have been eating very healthy, like whole wheat bread and fruits and veggies and STILL have gained the weight. Because HER body is sensitive to them. So its important to find out what your body is reacting to.

    That experience is what led us to pursue the blood screening for our little brother #3 a few years later. He wound up with a long list of allergies and sensitivities. With help from us, he changed his diet and immediately, within 2 weeks had dropped 15 lbs. It is amazing actually. His blood screening results came with a small booklet with all the details of his particular results and information about food sensitivies and food allergies in general. Basically, in a natural environment, our bodies are designed to exist symbiotically with our earth. We are not supposed to eat the same thing all the time. If we were living off the land, we would not be eating highly refined foods and too much salt and sugar, and we would have a natural variety in our diet, based on what local foods grow at different seasons throughout the year. It is very common these days, for people to develop food sensitivities over time, by eating too much of one food. Even if its a relatively healthy food, our bodies dont do well with too much of anything at one time. We need to introduce variety into our diet, which can be very difficult to do! But I honestly believe it is key to being healthy. If you eat a variety of healthy food, you will not need to exercise for weight loss, or severely restrict your calories or diet, but for the pure pleasure of being healthy and physically active.

  • April 22nd, 2009Ivy

    I do believe there is some truth to this “eat right 4 your blood type” Diet. I have stared and I can feel a difference.

  • March 19th, 2009Jennifer

    Hi -
    Have been on the Blood Type Diet for years now and have gotten my RA undercontrol with diet and supplements! I never did the extra test and it did not seem to make a difference to me. I mainly just started making choices based on the list and eventually my body was “clean” and the avoid list items started bothering my stomach or arthritis.

  • March 18th, 2009sabine

    Hi…on top the blood type thing, i heard abt some doctors who would go further and test specific things in ur blood, and tell u exactly what to eat and what to avoid…
    anyone heard abt this?








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Last modified: November 16, 2009