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.

User Comments

  • March 17th, 2009Amnesiantoinette

    I am a type ‘O’ and I actually did follow this diet. Although I do not eat any type of meat, I simply did not ingest the ‘avoid’ foods. My skin glowed, my intestinal distress vanished, and my face swelling disappeared. I did not realize how much edema I had until I didn’t have it anymore! Now, I just avoid wheat, and this ALWAYS cures my gut problems! But I may go back on the ERT plan soon. I LOVE the effects on my health!

  • March 10th, 2009Gugu

    I bought the book Eat Right for your Type, I would like to follow the diet. I have some few challenges though, Im a type B and living in Pretoria South Africa, the food which is outlined in the book sound very foreign to me. Is it possible to maybe get a suggested diet plan that include food commonly sold in South Africa? Please help I really want to start the diet.

  • February 25th, 2009Ann

    Considering trying this diet – I am a blood type A. This will be difficult, because I won’t put my husband and kids on it (my husband is blood type O, needs meat!).

    Any advice from type A’s on the diet? Tell the truth, was it very hard? I can resist meat as long as I can have a little chicken once in a while, which is apparently ok (right?) will have a tough time giving up potatoes!

  • February 9th, 2009Jonkers

    I changed my lifestyle almost 10 years ago after reading Dr. D’Adamo’s early book “Eat Right 4 Your Type.” It has since progressed to “Live Right 4 Your Type” (LR4YT), and has undergone some changes from its earlier incarnations but is more-or-less the same diet. I didn’t lose miraculous amounts of weight or suddenly find myself with tons of energy at the time because I was still young and my body hadn’t been polluted with all the crap your average American east on a routine basis. For a few years in college I allowed the dietary portions of this diet to slip and began eating a lot more dairy (let it be known I am a type O), wheat, processed sugars, and other ‘food’. After graduating I resumed the blood type diet based on the writings contained in LR4YT. Mucus production slowed, my body decreased its intake of overall food, and I felt like I hadn’t in a long time. Currently my lifestyle allows for me to follow Dr. D’Adamo’s suggestions and I believe it to be better for doing so. Things others may be interested about are: the diet promotes heavy consumption of vegetables no matter your blood type (humans are NOT carnivores), the diet does not completely restrict you from eating those foods you so dearly enjoy (I will still eat avoid foods, but sparingly), and it I believe the diet also suggests a varied diet of moderation. There are so many diets people follow and there is not one that works for everyone. I think people should listen to their bodies and eat healthy and lead active lives (read- eat food not processed repeatedly for maximum shelf life, and go out and move your body). For those interested in another great book, look into “Brain Rules” by John Medina who has some great insight into why people need to do more than sit on our asses and drink soda pop… :P

  • February 7th, 2009Jessica

    My friend suggested this diet to me because so far she has lost 60 lbs and still continuing to lose and she swears by this diet and thought I’d look it up for myself I will be buying the book that she has and will try it for myself because I need to lose additional 40 lbs myself because exercise alone doesn’t seem to be working me even when I’m watching what I eat so this diet DOES WORK! to all those who say it doesn’t – MAYBE YOUR CHEATING thats why it isn’t working for you or maybe your not getting your exercise that is recommended? because it is proven that it does work I seen it for myself!

  • February 7th, 2009TINA BOSTON

    I’m a type AB and I love this diet. I feel so much better. I love starchy foods (potatos, pasta,corn etc) but since I’ve stopped eating them , the inflamation in my hip joints seems to gone. I’m almost 50 and I’ve tried a lot of diets and this one is the best. It doesn’t hurt to try.

  • January 24th, 2009bob

    Schuyler, you might consider reading, once in a while. type O+ is the most common. the + or – indicate RH factor

  • January 24th, 2009Obama

    my coach always told me, you eat whatever just make sure u run for 30 minutes everyday
    CANT WE JUST STOP COMPLAINING ABOUT WEIGHT AND MOVE OUR ASSES AND DO SOME SPORTS?

  • January 24th, 2009Karim

    50% ture and 50 fake!

  • January 22nd, 2009Joanie

    This eating for your blood type stuff is bull. What about all of the scientific and nutritional proof that a vegetarian diet is the optimal diet for a long healthy life. SATURATED FAT is predominantly found in MEAT, DAIRY, and EGGS. There are countries where vegetarianism is the way of life, and they are FAR more healthy than the average American. The only reason this fad diet works is because it is telling people to stop eating cheeseburgers and frenchfries… well, duh!

  • January 21st, 2009Schuyler

    ok so i was reading the “Blood Type Diet” and saw where it says that “most of the population has type O, thats so not true, i have type 0 negative and according to Science only 8 percent of the United Stated has type 0 blood type. and it says that type A should stay away from red meats, also not true my Fiance PFC Andrulat, US Army, has type A Pos blood type and when he got a liver infection the doctor on base told him he needed to eat MORE red meat because of his blood type so i give on this site sorry bye

  • January 19th, 2009jennie

    this plan was referred to me by my girlfried who has benefited tremendously from being on this routine for the last year. I am at the curiousity stage of my diet plan – this seems to be the most interesting. will be able to comment at a later date. meanwhile, bidding all those who have already started continued success …………..

  • January 18th, 2009Brigitte

    I was told about this diet about 9 years ago. My personal trainer at the time got me to test my blood. I found out that I’m type A. He gave me my list of foods to eat/avoid, and I was floored. All the foods on my avoid list were foods that, growing up, I HATED. My parents used to have to fight me tooth and nail just to get me to swallow a small piece of meat. If it were up to me, I would have eaten fish every day. Cheese and eggs (especially mixed together) would give me migrains, and so would beef broth. I then knew this diet was “for real”. I didn’t end up sticking with the diet then, because I was only 18 years old, and weighed like 100lbs if that, so needless to say, I didn’t feel like I needed to follow a diet. Now, after two kids, I care more about my health and started the diet. I feel SOOO good. In only 3 days, I lost 3 lbs, and my goal is to lose 10 more. I’m still learning the diet, so I’m slowly converting, but by the end of this year, I want to be completely on it. I’ve already stopped drinking milk, which is what I feel is the biggest challenge, but I’ve come to find that soy milk really isn’t that bad at all. Next will be cutting red meat completely (and I really love steak, so this will be a bit hard, but worth it in the long run).

  • January 7th, 2009Theresa

    My sister had told me about this way of eating some time ago. She gave me a list of the foods recommended for each blood type. The list was broken down by meats, vegetables, fruits, grains, nuts and oils. It also noted whether the item was highly beneficial, neutral or to avoid it completely for your blood type. About 3 months ago my psoriasis became severely inflamed so I decided to see if what I was eating was on the list as an avoid item. I had been eating a salad with balsamic vinegar every day and noticed right after eating the salad my skin would itch. There it was in black and white “avoid all vinegars” I am type O. Right after that I went to my homeopathic doctor and told him my findings. He told me to follow a gluten free diet. While I was there I asked him to test me for a yeast infection in my body. I felt that since my favorite foods had been pizza and pasta that that could be a possibility. The test came back positive for yeast in my intestinal track, twice the normal amount. For the last 3 months I have been taking a low dose statin for the yeast infection and have been following the food requirements for the O blood type. Previously I was alway fatigued and what I thought was arthritis I have come to believe was inflammation from eating the wrong food. I feel much better and I have been losing weight although I don’t know why. I still eat pretty good I just stick to the list. I mention the yeast infection to give other people with type O blood the heads up if they too eat alot of wheat foods. Get it checked. You’ll have alot more energy when it’s fixed. By the way I’m 61 and you don’t have to be tired just because your 61. Hope this helps someone.

  • December 18th, 2008Peter

    I am type B…
    I lost no weight on the diet but I feel better…I am lactose intolerant but I didn’t find it to be a conflict. My skin is so much healthier and my energy has leveled …no more ups and downs. I recommend trying the diet or at least parts of it and see if it works.

  • December 11th, 2008Lindsay

    Being a young adult, I’ve found this to be extremely difficult, especially being in my first year of college. Three years ago I began giving up some of the things that were “harmful” to my body (i.e. mostly the red meat and the dairy part) but have yet to transition into the vegetables and fruits. I’ve discovered that by giving up the things that were “harmful” I now can’t even digest them without feeling sick, especially pork. That convinces me to stay away from it. When I began, I wasn’t overweight, but I dropped the diet two years ago and gained some weight. When I got back to what I was originally doing, I lost the unnecessary weight I gained. Now I’m not overweight anymore, so I haven’t lost weight for several months, but my body fat level continues to drop and I can see I’ve developed some extra muscle. In the next year I’m hoping to complete my transition so that I’m eating more than I am now…since it would be healthier. It’s a slow process for me…but in the last year I’ve gone from a size 6 to a size 3(ish), but still weigh the same. It’s quite amazing actually.

  • December 9th, 2008Xoli

    i have just found out i am blood O after donating last month. i have been eating mostly vegetarian foods with chicken, ostrich and fish. i hate red meat with all my life and i dont think i will be able to chew it with my own teeth, let alone swallow it. i will stick to ostrich meat, which i know is high in protein. the research is so true, i love bran, wheat etc but i feel uneasy after eating it, my tummy gets so hard that its even a mission to breath. now i know why. i love avocados, how do u suggest i stop eating them? man this research can be confusing at times

  • December 4th, 2008Veronica

    Just heard about this way of eating today. Sounds difficult but it seems to totally make sense. God gave us what we need … we decided over time what we want instead of what our bodies actually need. Weight Watcher’s has always worked for me but I still was uncomfortable with all of the processed foods. They are convenient and yes, I lost the weight … but I really don’t believe that my choices were as “healthy” as they could have been. I believe that this is reading more about. Thanks for all of the comments, pro and con … it’s food for thought … now I will give some thought on the foods that I put into my body!

  • November 30th, 2008Sally

    I am Type O..
    I have forever been trying to force myself into a strict vegan lifestyle because I simply dislike meat/fish and prefer the vegetarian diet. It seems like everything I was trying to do is incorrect, so I am going to give this diet a shot and see what happens.

  • November 19th, 2008hershey

    I’m type o and I’ve been on the diet since last Jan. and have lost over 60 lbs. and feel great! Yes, it’s a struggle, and yes, I had to give up some of my favorite foods, but, they were also making me sick. They were making me cough, when I ate anything with dairy, wheat, white flour, I would start coughing until I was blue in my face, then my allergic reccomended I try this diet along with a Health food store and I went along with it, mind you I started this diet cold turkey, I stopped everything all at once, which probably wasn’t very smart, but I thought why not, in 1 month I lost 20 lbs. just from dairy alone. But you really have to read everything in the stores what contains dairy if it says whey, it contains dairy. As far as bread I eat Rice Pecan (Love It), I get it at HEB in the freezer section by the garlic bread as for the crackers I eat Rice Pecan or Rice Almond, you can get them at Health food store. I drink Almond milk, instead of soy milk, and I plan to lose 20 more pounds slowly. I walk everyday sometimes 2 or 3 miles, this has been the best new lifestyle I’ve found yet. I’ve tried Weight Watchers, Curves, it just didn’t work, this has!!! But get the book, it has great recipes too.

  • November 14th, 2008Vovo

    I used to like eating bananas even though they made my skin itchy, I now know that I am not supposed to eat them. It’s worse with full cream milk, it made me pass terribly smellin air but when I use soya milk instead, no smelly ,stinky air passed. thanx 2 the author of this book, great help!!!

  • November 12th, 2008Jane

    Does it matter if you are negative or positive? I am B Negative.

  • October 21st, 2008Megan

    I agree with X! I am also an O type who had been vegetarian for almost 8 years! I’ve been slowly introducing meat (only Organic/ethical local though) into my diet, but have yet to get over the gross factor. The preparation (blood and fat), the grissle, yuck! But I’m tried of digestion issues and super slow metabolism so I’m going to give this diet a try. I can’t help feeling selfish though. I’d feel much better about it if I had the time, bravery, and skill to hunt my own meat! Maybe someday….

  • October 20th, 2008E

    what if you are type B and lactose intolerant?

  • October 13th, 2008Lynn

    I started this eating lifestyle change in May 2005. It started my journey into other ways of loosing weight; tested for food allergies by blood, and other herbal means… Have to tell you this plan worked for me. To date, lost 95 pounds, reversed my health and reversed my insulin resistance!

  • October 6th, 2008J

    Heart broken to be an A. Wishing I was an O. I love steak,and pork, especially pork roast, shrimp, smoked meats and fish….etc. But I am going to give it a try. Fish wont be a problem, but Tofu?

  • October 1st, 2008Richie

    I have eaten “healthy” foods for years but still had weight gain. I do NOT eat alot of junk food and I am a couch potato. So to say that its just a matter of eating healthy is missing the mark altogether. I am type B and as soon as I started to follow the plan, I lost weight within the first week. I am the biggest skeptic there is, but not with this diet. Also, the book says that you don’t have to be SUPER strict. You can eat foods on your avoid list, as long as it is occasionally and not regularly.
    Bottom line, whether it seems logical or not, this diet WORKS!

  • September 22nd, 2008Serita

    Ezekiel 4:9 bread is found at Krogers in the freezer section where Bocca products are sold.

  • September 21st, 2008Elisa

    I heard about this diet from my Homeopathic physician. I was a very healthy eater, drank lots of water but couldn’t manage to clear up my skin. I started the diet and within only 3 days, I had no new lesions on my skin and it was glowing. One of the forum people said that we just become aware of what we eat and don’t eat junk so “duh” it’s gonna work. I understand where they are coming from with this statement, but I was eating a vegan diet and still eating the wrong food for me everyday. This diet goes a step further to give you tested information so you’re not clammering around in the dark wondering why, or what should I eat.

  • September 19th, 2008Lisa

    This diet has been miraculous for me. I’ve lost weight and it solved many other problems for me. I’ve been a strict vegan with many health issues–improved a bit with Atkins, but still had haunting problems–but now I’m a wheatless, dairy-less carnivore Blood-Type dieter and I’ve never felt better. My husband is an A and he’s definitely a vegetarian to the bone and has never doubted that. I had to take the dietary journey to know my true constitution. In my mind, I’d rather be an A…but my body knows it’s an O. Amazing. By the way…my cholesterol and BP went DOWN eating meat and fat. Go figure.

  • September 18th, 2008Anonymous

    lol this also helped me with a project, but it was for health

  • September 4th, 2008X

    well Kylie, I wish i could switch with you! my normal diet is of a type A.. i absolutely HATE meat, i just think it’s gross from every possible angle. i just found out I’m a type O, the carnivorous “hunter”.. yipes. this is going to be hard to start shoving veal & steak down my throat :s

  • August 28th, 2008Tanja

    This diet have shown me exactly how unhealthy i have been living for the past two and a half years! Wow! Before this I was tired all the time and headaches and stuff were targeting me like crazy! now i have enough energy to move the world into another orbit! hehe. i have the O blood type and believe me it really works guys – a must try! enjoy!

  • August 7th, 2008Carmen

    Blood Type B should avoid chicken and bacon, eat plenty of meat and dairy, some fish, and plenty of fruit and vegetables.
    Why avoid chicken, but not turkey? Why lots of meat? Just want to know the “Why’s behins the plan.

  • July 16th, 2008peter dibartolo

    It is clear to me that the food suggestions presented by D’Adamo make complete and total sense to me…however…it is too bad that the Essene Bread is impossible to find!!

  • July 16th, 2008Jess

    I followed the BTD for O type…which I am…and in 1 year of following the eating and exercise portion almost to a “t”, I lost 68 pounds. I have struggled with weight all through my teens and early 20’s, and have dealt with the symptoms of IBS for the last 7 years. Eating according to my type, I’ve increased energy, lost weight and any “health” issue seemed to diminish! I later had to switch to the Innate Diet (practically all raw) and continued to see dramatic results. My metabolism has changed and now I’m able to enjoy more foods that I previously avoided and I feel fantastic! But…I hear that the “o” type is the only one that really works….

  • June 28th, 2008Ming

    I will give it a try. I am a vegan. I am B blood type. I need help getting started. I have just gotten the hang of veganism, now more foods to avoid. Well if it is for me I must see.

  • June 25th, 2008kitty

    people sitting here complaining about what if you’re allergic to this or that! well there are other things you can eat on the list! don’t eat the things you are allergic to! come on are you realloy that pathetic that you would make up stupid stuff to degrade someones work who is trying to help all man kind!? this person that wrote the book(dr. peter j. d’adamo) is now my favorite person in the world. his book has helped me lead a healthier life. and someone said it is no longer a diet but a lifestyle, well i believe the same exact way. i once was a meat and potato kind girl, but once i got rid of the meat and ate healthier i felt so much better. more energy and able to focus so much better! all that processed junk and unhealthy food weigh you down and harm your body. i think people complain about it just refuse to change for the better, and don’t want it enough.

  • June 25th, 2008jessica

    this diet is the best diet i have ever heard of! i have had awesome results and i have nevr been healthier in my life. i am a type a so when i stopped eating red meat and pork and only had chicken once a month i really felt less slugish! i had more energy and i felt more focused! i really don’t care what kind of things people say about this diet, i will stick by my diet plan because it was a life saver for me!

  • June 23rd, 2008Anonymous

    After eating the foods for my blood type, I don’t think I lost weight, but it looks like it because my body looks better and more healthy. My skin started glowing right after I stopped eating meat and I never felt better. This diet is worth a shot, and it is based on scientific proof, if you go to his website, all the scientific questions are explained.

    Plus, don’t judge anything you haven’t tried or seen by your own eyes.

  • June 12th, 2008Dafny

    The best proof is the laboratory of your own body. Although useful, scientific research will never be more powerful then your own body feedback. The feedback we get (and don’t like) is the result of our choice of food intake (good and bad). We’re all intelligent, and know when we don’t look or feel our best. I’m a type O and didn’t need research to tell me I gain weight from starchy foods. My mirror did a fine job and said it all (no research grants needed here folks). After I took responsibility, and fine tuned what I ate, the weight started dropping off.

  • June 9th, 2008martin

    I have followed this diet for over a year. In the first month I lost 15 pounds. Since then I have lost another 50 pounds. I discovered that following this diet, that my body did have reactions to specific foods that caused weight gain. I grew very active on a large farm and thought I was always eating healthy. This diet however helped me see, that certain foods that I took for granted as being healthy, i.e., wheat, dairy, corn and pork products, were unhealthy for me. As I became older these foods became more of the issue why I had put on all that weight, so since finding out this information, it has been a real asset to not only weight loss, but also mental and emotional stamina, I feel much better about myself, and others.
    I am a type O, and would recommend this way eating for all individuals. Also, since I am following this way of eating, I find that when I do satisfy those occasional, ‘wants’, that they don’t really effect me as before.
    One other thing I have noticed is that my cravings for the improper foods isn’t there like before. Any comfort food has become the healthy foods. I even eat less and am only hungry when I need to refuel.
    I can only positive comments results about this way of eating.
    I know personally of others who have followed the plans outlined in this book by, Dr. Peter J. D’Adamo, and also have been and are continuing to successfully eat their way to a better life.

  • June 6th, 2008kumar

    thanks ,but research donot cover the actual enviromental effects
    and thus I fine satisfactory results yet not satisfied -Type AB

  • May 14th, 2008Soni

    I have not tried the diet yet, but I am a type A. I have noticed throughout the years, that red meats, pastas, and potatoes don’t work well for me. I gain weight instantly (of course, I am being a bit dramatic.) I just know that when I eat red meat, I drag. When I eat pasta and diary I gain weight.

    It could be a coincidence, but the information goes in alignment with my personal observations over the years. These observations were long before I read about the Blood Type Diet (today).

  • May 14th, 2008Zoe

    I am Type A and have followed the diet successfully. I did find some of the bread hard to find at the time – this was about 9 years ago. I did lose weight and felt a ton better but the recommendations for no red meat and dairy etc are pretty much in line with my dislikes anyway. I suit a vegetarian diet because I like it and it makes me feel great! I don’t know about blood type influences, probably just eating healthier food and less sugar/junk is the key!

  • May 7th, 2008Eir

    Has anyone thought that by ‘following’ these diets they’re actually just becoming more aware of what they eat, are eating less junkfood and suddenly find miraculous results?

    This also assumes someone has perfect health already. If you’ve got a person with celiac disease, yeast infection and allergies to rice, the person with type A diet following the example would be very ill by the end of the week.

  • May 3rd, 2008Paul

    I am AB… I’ve been doing this diet for 3 months now. It’s fantastic. I feel a ton better, I have more energy, I’ve lost 15 lbs… This is no longer a ‘diet’ for me, it’s become a lifestyle.

  • April 26th, 2008kat

    who is the author???

  • April 22nd, 2008Kylie

    I am having a bit of trouble swallowing this – i am type A and love my meat and to be told to basically not to eat red meat I can quite confidentally say will be near impossible for me. I believe that weight loss simply comes down to moderation and excercise and I am also an advocate for calorie intact control. Anyway, if “eating right for your blood type” is true, I wish I was born in the O group.

  • April 21st, 2008Elsa

    This Helped Me with my science project..

    thnx *:)








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Last modified: November 16, 2009