Understand your type
Guide
The Hunter
High-protein, thrives on lean meat & fish
Type O does best on a higher-protein, lower-grain diet built around lean meats, poultry, fish and vegetables. Wheat, most dairy and many beans are the usual troublemakers.
Breakfast
Mango–pineapple smoothie with banana & blueberries
Lunch
Black bean soup with ground beef and rice
Dinner
Baked sesame chicken with rice and salad
What to order at restaurants for Type O.
Good picks
Grilled steak, burger (no bun) or lamb
Big side salad with olive oil
Steamed or roasted vegetables
Better to skip
💡 Steakhouses, grills and seafood spots are your friend. Ask for a lettuce wrap or double veggies instead of fries or bread.
Thrives on vigorous aerobic exercise — jogging or biking up to an hour a day.
D'Adamo links type O with a higher risk of stomach ulcers.
Browse all foods →
Follows the "Eat Right 4 Your Type" framework. There is no scientific proof that the blood-type diet works — any benefits likely come simply from eating more whole, unprocessed foods. This is not medical advice; consult a doctor before making major diet changes.