The O Negative Blood Type Diet

A Step-by-step Guide to Eating Right and Losing Weight

O negative blood group

This blood group is referred to as the universal blood type and is frequently used for blood transfusions when the person’s blood group is unknown.

Blood type and diet

The chemistry between diet and blood types suggests that a chemical reaction happens when blood comes in contact with certain types of food.

Foods for O negative blood type diet

Here are some examples of which foods you should incorporate in O negative blood type diet to lose weight:

Animal-based protein

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Consuming meat when embracing the O negative blood type diet includes the consumption of animal products like mutton, cod, veal, beef, lamb, and venison. 

Nuts and seeds

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Consuming nuts can help with weight loss on the O negative blood type diet. Nuts that should be consumed include almonds, hazelnuts, walnuts, and pumpkin seeds. 


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People with O negative blood type can consume certain vegetables, such as garlic, tomatoes, onion, parsley, red peppers, pumpkin, turnips, seaweed and parsnips.


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They are low in calories and fat thereby preventing unwanted weight gain. Fruits for O negative blood type diet include plums, figs, prunes, cherries, grapefruit, lemons and raspberries.

Condiment and spices

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Utilize iodized salt for regulating blood pressure and hormones, parsley that contains diverse antioxidants and cayenne pepper, which boosts digestion.

Weight loss

Incorporating these foods in your diet can benefit you with weight loss and prevent unwanted weight gain as well as nurture your body with healthy nutrients.


While many people have gained positive results by adopting a blood type diet, please be advised, it does not generally mean that it works excellently for everybody. 

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