People with type O blood should prefer to include good amounts of meat in the diet, especially red meat, and avoid milk and its derivatives, since they generally have difficulty digesting lactose.
The blood type based diet is based on the genetic variations of each individual, trying to respect the differences in the metabolism of each one to facilitate weight control, promising a loss of up to 6 kg per month.
Pets Allowed
The foods allowed in the O-type blood diet are:
- Meats: all types, including viscera and fish;
- Fats: butter, olive oil, lard;
- Oilseeds: almonds, walnuts;
- Seeds: sunflower, pumpkin and sesame;
- Cheeses: muzela, goat's cheese,
- Eggs ;
- Vegetable milk ;
- Legumes: white beans, black beans, soybeans, beans, peas and chickpeas;
- Cereals: rye, barley, rice, gluten-free bread and wheat sprout;
- Fruits: fig, pineapple, apricot, plum, banana, kiwi, mango, peach, apple, papaya, lemon and grape;
- Vegetables: chard, broccoli, onion, pumpkin, cabbage, okra, spinach, carrots, watercress, zucchini, cassava, beets, peppers and tomatoes.
- Seasonings: cayenne pepper, mint, parsley, curry, ginger, chives, cacao, fennel, honey, oregano, salt and gelatin.
Blood type O people release a lot of gastric juice in the stomach, so they have a greater ability to digest all types of meat. On the other hand, they generally have a poor digestion of lactose, and should reduce the consumption of milk and milk products. Learn all about your blood type.
Prohibited Foods
The foods prohibited in the diet for type O blood are:
- Meats: ham, salmon, octopus, pork;
- Milk and dairy products such as cream, brie, parmesan, provolone, ricotta, cottage, ice cream, curd cheese, curd and cheddar;
- Oilseeds: nuts and pistachio;
- Legumes: beans, peanuts and lentils.
- Fats: coconut, peanut and corn oil.
- Cereals: Wheat flour, corn starch, corn, wheat semolina, oats and white bread;
- Fruits: orange, coconut, blackberry, strawberry and mandarin;
- Vegetables: potatoes, eggplant, cauliflower and cabbage;
- Other: champignon, cinnamon, ketchup, pickled foods, cornstarch, vinegar, black pepper;
- Beverages: coffee, black tea, cola-based soft drinks and distilled beverages.
Avoiding these foods helps fight inflammation, fluid retention, swelling and accumulation of fat in the body, improving metabolism and overall health.
Blood Type O Diet Menu
The following table provides an example of a 3-day diet menu for people with blood type O:
| Meal | Day 1 | Day 2 | Day 3 |
| Breakfast | 1 tapioca with egg and muzzarela + ginger tea with cinnamon | 1 glass of coconut milk + 1 slice of gluten-free bread with ground meat | Goat cheese omelette + chamomile tea |
| Morning snack | 1 banana | 1 glass of green juice | 1 apple with almonds |
| Lunch dinner | Grilled chicken with pumpkin puree and green salad | Meatballs with tomato sauce and brown rice + braised salad with olive oil | Baked cod with vegetables and olive oil |
| Afternoon snack | 1 lactose free yogurt + 6 rice crackers with almond paste | Lemon balm tea + 1 slices of lactose-free bread with egg | Banana vitamin with almond or coconut milk |
It is important to remember that diets made according to blood type follow the patterns of healthy eating, and should be accompanied by frequent practice of physical activity. In addition, a varied and balanced diet brings good results for all types of blood.
