Blue Zone Diet: What is It and Why It Works

healthy blue zone foods

The Blue Zone Diet has become a popular topic of discussion in the health and wellness industry in recent years. But what exactly is it, and what makes it so unique?

In short, the Blue Zone Diet is a way of eating that focuses on incorporating foods that are commonly consumed by people who live in specific regions around the world known for their longevity and good health. These regions are referred to as the Blue Zones, and they include areas like Sardinia, Italy, Okinawa, Japan, and Nicoya in Costa Rica.

It’s not a fad diet or a quick fix solution. Rather, it’s a lifestyle approach that emphasizes plant-based whole foods, lean proteins, and healthy fats. The diet is based on the idea that by eating the way people in Blue Zones do, we can increase our lifespan and reduce our risk for chronic diseases like heart disease, cancer and diabetes.


In this post, we will delve deeper into what the Blue Zone diet entails, its benefits, and how to incorporate it into your own life. We will also explore the cultural and historical factors that contribute to the longevity and health of the people living in the Blue Zones. Whether you are looking to improve your overall health, prevent chronic diseases, or simply curious about different ways of eating, the Blue Zone diet is worth exploring and incorporating into your lifestyle.

healthy blue zone foods

Blue Zone Regions

The Blue Zone diet is a dietary pattern that has been gaining popularity in recent years due to its association with longevity and healthy aging. The term “Blue Zones” was coined by author and explorer Dan Buettner, who identified five regions in the world where people tend to live longer and healthier lives than anywhere else.

These regions are Okinawa (Japan), Sardinia (Italy), Nicoya (Costa Rica), Icaria (Greece), and Loma Linda (California). The Blue Zone diet is based on the traditional diets of these regions, which are typically plant-based, low in meat and processed foods, and high in whole grains, vegetables, and legumes. Research has shown that following a Blue Zone diet can improve health outcomes, including reducing the risk of chronic diseases such as heart disease, cancer, and diabetes.

Blue Zone Ingredients

The Blue Zone Diet, based on the lifestyle habits of people living in areas with the highest concentration of centenarians, emphasizes the consumption of whole, plant-based foods. The diet encourages the consumption of vegetables, fruits, whole grains, legumes, nuts, and seeds, while limiting processed and animal-based foods. Fish and lean meats are allowed in moderation, as are dairy products and eggs.

It also emphasizes the importance of consuming fermented foods like yogurt and sauerkraut for their probiotic benefits. In addition, the diet encourages mindful eating practices and moderation in portion sizes. By following this diet, individuals can improve their overall health and longevity by consuming nutrient-dense, whole foods.

How to Start the Blue Zone Diet

Starting a new way of eating is rarely straightforward and the easiest way to get started is to introduce the Blue Zone Diet principles slowly, perhaps adding more fresh produce to your diet, swapping white grains for their whole grain alternatives (eg have brown rice instead of white) and trying new nuts and seeds.

Phase out sugary sodas, anything processed, candies, and unhealthy habits like drinking too much alcohol and smoking. It’s definitely easier phasing yourself into this diet and way of eating/living than just trying to swap your current diet and lifestyle for this in one go! Be kind to yourself and phase into it at your own pace.

What to Include:

  • Fruit and vegetables (at least 5 servings a day)
  • Beans
  • Whole grains such as quinoa, brown rice, whole grain pasta, and oatmeal
  • Nuts and seeds

What to Avoid:

  • Added sugar such as in sweetened drinks
  • Excessive salt and preservatives
  • Processed meat

Health Habits to Include:

  • Eat less meat but more plant-based foods
  • Have a purpose each day
  • Put your family first
  • Move and exercise
  • Don’t keep eating when you feel quite full
  • Try to minimize stress
  • Don’t drink much alcohol
  • A sense of belonging
  • Surround yourself with good people

Blue Zone Diet Meal Ideas

There are plenty of dishes you can make with Blue Zone ingredients in mind. There’s no need to feel overwhelmed, especially if you gradually phase into the diet as detailed above. For breakfast you could have oatmeal with fresh berries, a fruit salad or an omelet with mushrooms, spinach and tomatoes.

Lunch might be a whole grain bread sandwich with tuna and mixed salad leaves or a couscous and chicken breast bowl with herbs and spices along with a splash of lemon or lime juice. As for dinner, choose your favorite protein and pair it with your favorite vegetables. If you want something sweet, consider a berry-stuffed baked apple, slice a banana into some low-fat vanilla yogurt or enjoy some fruit juice.

blue zone diet what is it