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How Many Calories Are in 150g of Cooked New Potatoes?

4 min read

One medium-sized, 150g cooked new potato typically contains around 110 to 130 calories, with the precise number depending on the cooking method and whether the skin is included. For many, this makes them a healthy and satisfying addition to a balanced diet.

Quick Summary

A 150g serving of plain, boiled new potatoes provides about 110-130 calories. The final count varies based on preparation, with minimal fat and notable amounts of potassium and fiber.

Key Points

  • Moderate Calories: A 150g serving of boiled new potatoes contains approximately 110-130 calories, which is relatively low for a filling food.

  • Rich in Nutrients: They are an excellent source of potassium, vitamin C, and dietary fiber, especially when the skin is left on.

  • Cooking Method Matters: The way you cook them significantly impacts the final calorie count; frying adds substantial fat, while boiling or steaming keeps it low.

  • Support Satiety: The high fiber and water content, along with resistant starch, helps you feel full longer, which is beneficial for weight management.

  • Health Benefits: Regular consumption of healthily prepared new potatoes can support heart health, aid digestion, and provide valuable antioxidants.

In This Article

Understanding the Calorie Count in Cooked New Potatoes

The calorie content of new potatoes can vary slightly depending on how they are prepared. For a standard 150g serving of plain, boiled new potatoes cooked with the skin on, the calorie count is typically at the lower end of the range, around 110-120 calories. Factors like the specific variety of potato, soil conditions, and exact moisture levels can cause minor fluctuations. However, the cooking method has the most significant impact. Adding butter, oil, or creamy sauces dramatically increases the calorie count, while methods like boiling, steaming, or air-frying keep them low.

For instance, if you were to peel the potatoes before boiling, you would lose some of the skin's fiber and nutrients, but the calorie count would remain largely the same, potentially at 115-120 calories. If you roasted that same 150g of new potatoes with a tablespoon of olive oil, you would be adding approximately 120 calories just from the oil, bringing the total to well over 200 calories. This illustrates how the base vegetable is not the primary source of high calories, but rather the fats and additives used during cooking.

The Nutritional Profile of a 150g Serving

Beyond just calories, a 150g serving of new potatoes is a nutrient-dense food, especially when eaten with the skin. This portion size provides a range of essential vitamins and minerals that contribute to overall health. Here is a typical nutritional breakdown for 150g of cooked new potatoes (with skin):

  • Carbohydrates: Approximately 25-30g, mostly in the form of complex carbohydrates and starch. Cooling the potatoes after cooking can increase their resistant starch content, which has a prebiotic effect and can benefit gut health.
  • Protein: Around 3-4g, which, for a plant-based food, is a decent contribution to your daily intake.
  • Fat: Less than 1g, making new potatoes a naturally low-fat food.
  • Fiber: 2-3g, with much of it concentrated in the thin skin. This fiber promotes satiety and aids digestion.
  • Potassium: An impressive 600mg or more, which is crucial for blood pressure regulation and muscle function.
  • Vitamin C: Provides a significant portion of your daily recommended intake, often around 45%.

New vs. Old Potatoes: A Nutritional Comparison

New potatoes and mature, or 'old,' potatoes have distinct differences in their nutritional content, texture, and best culinary uses. These differences arise from their different stages of growth.

Feature New Potatoes Old Potatoes (e.g., Russet)
Moisture & Starch Higher moisture, lower starch content Lower moisture, higher starch content
Calories Slightly fewer calories per gram due to higher water content Slightly more calories per gram due to higher starch content
Texture Waxy and creamy, holds shape well Starchy and fluffy, breaks down easily when cooked
Skin Thin and fragile, can be eaten easily Thicker and tougher, often removed but also contains nutrients
Best Uses Boiling, steaming, salads Baking, mashing, frying

The Best Cooking Methods for Health and Calorie Control

To ensure your new potatoes remain a healthy, low-calorie option, focus on cooking methods that don't add significant fat. The following methods will help you maximize their nutritional benefits:

  • Boiling or Steaming: This is the most straightforward and lowest-calorie preparation. Simply boil or steam the potatoes until tender. To add flavour without extra calories, use herbs like rosemary, dill, or chives.
  • Roasting with Minimal Oil: For a crisper texture, you can roast new potatoes. Cut them in half, toss with a very light drizzle of olive oil and seasonings, and roast. This method is healthier than deep-frying but adds some calories from the oil.
  • Air-Frying: An air-fryer can produce a crispy result with significantly less oil than traditional roasting or deep-frying. This is an excellent option for those wanting to reduce fat intake.
  • Cooking and Cooling: This technique is especially beneficial for managing blood sugar and gut health. Cooking potatoes and then cooling them for at least 24 hours increases their resistant starch content. This starch is not easily digested and acts like fiber, feeding beneficial gut bacteria. You can reheat cooled potatoes without losing the resistant starch benefits.

The Health Benefits of New Potatoes

New potatoes are a powerhouse of nutrition when prepared correctly. They offer several key health benefits that make them a valuable part of a balanced diet:

  • Heart Health Support: New potatoes are exceptionally high in potassium, a mineral vital for regulating blood pressure. A diet rich in potassium is associated with a lower risk of hypertension and heart disease.
  • Digestive Health: The fiber in new potatoes, particularly from the skin, promotes regular bowel movements and can help with digestive issues. Furthermore, the resistant starch acts as a prebiotic, nourishing the good bacteria in your gut.
  • Rich in Antioxidants: New potatoes contain antioxidants like vitamin C and certain polyphenols, which help protect cells from damage caused by free radicals. This can lower the risk of chronic diseases.
  • Feeling Full Longer: Due to their fiber and water content, new potatoes rank high on the satiety index, meaning they help you feel full and satisfied for longer. This can help with weight management by reducing overall calorie intake.

Conclusion: Making the Most of New Potatoes

Contrary to old myths, new potatoes are not inherently fattening. A 150g serving provides a moderate number of calories, making it a great addition to a healthy eating plan. The key to keeping them healthy lies in the preparation method. By opting for boiling, steaming, or air-frying and seasoning with herbs instead of high-fat toppings, you can enjoy all the nutritional benefits without excessive calories.

Whether you’re aiming for weight loss, improved heart health, or better digestion, incorporating properly prepared new potatoes can be a smart and delicious choice. Remember to eat them with the skin on whenever possible to maximize fiber and nutrient intake. For more information and healthy recipes, you can visit authoritative sources on nutrition, such as this helpful guide: Are Potatoes Good for Weight Loss? - Juniper.


Frequently Asked Questions

A 150g serving of plain, boiled new potatoes typically contains between 110 and 120 calories, depending on the specific variety and whether the skin is included.

No, leaving the skin on does not significantly change the calorie count. However, it does add valuable dietary fiber and antioxidants, which are beneficial for your health.

Boiling, steaming, and air-frying are the healthiest cooking methods, as they add minimal to no extra fat or calories. They preserve most of the potato's nutrients.

Yes, when prepared healthily, new potatoes can be excellent for weight loss. They are low in calories, high in fiber, and promote feelings of fullness, helping to manage overall calorie intake.

While both are nutritious, new potatoes generally contain more moisture, fewer calories per gram, and less starch than old potatoes. They are rich in vitamin C and potassium.

To increase resistant starch, cook the new potatoes (e.g., boil or steam) and then allow them to cool completely. This cooling process changes the starch structure, which can benefit gut health and blood sugar levels.

Fried potatoes have a much higher calorie count because they absorb significant amounts of oil during the frying process. This fat intake adds a large number of extra calories that the potato wouldn't have otherwise.

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.