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Nutrition Facts: How many calories are in 150g of raw new potatoes?

5 min read

A 150g serving of raw new potatoes contains approximately 110-116 calories, offering a low-fat, nutrient-dense addition to a healthy diet. This versatile vegetable is packed with vitamins and minerals, and its preparation method significantly influences its nutritional profile, particularly its carbohydrate structure and potential health benefits.

Quick Summary

The calorie count for a 150g serving of raw new potatoes is around 110-116, varying slightly by potato variety and size. Their nutritional value extends beyond calories, providing a good source of vitamins, minerals, and resistant starch, which has unique health effects. Safe preparation is important to mitigate potential toxins and aid digestion.

Key Points

  • Calorie Content: A 150g serving of raw new potatoes contains approximately 110-116 calories, a relatively low number for a carb source.

  • Rich in Nutrients: New potatoes are excellent sources of potassium and vitamin C, especially when consumed raw or lightly cooked.

  • High in Resistant Starch (Raw): Raw potatoes contain a high amount of resistant starch, which is beneficial for gut health but can cause digestive issues for some.

  • Cooking Reduces Toxins: Cooking new potatoes effectively eliminates the majority of antinutrients and potentially toxic glycoalkaloids, making them safer to eat.

  • Preparation Matters: The cooking method affects the nutritional profile; boiling can reduce water-soluble nutrients, while roasting and baking can better preserve them.

  • Storage is Crucial: Store new potatoes in a cool, dark place to prevent greening, which indicates an increase in harmful glycoalkaloids.

In This Article

Unpacking the Calorie Count of Raw New Potatoes

When counting calories, understanding the specific source and preparation method of your food is crucial. For a 150g portion, or a medium-sized raw new potato, the calorie content generally falls between 110 and 116 calories. This value can fluctuate based on the exact variety of potato, but the range provides a useful benchmark for nutritional planning. The low-calorie count is primarily due to the potato's high water content, which makes it a filling food relative to its energy density.

The Nutritional Profile of Raw New Potatoes

Beyond just calories, raw new potatoes offer a range of important nutrients. A 150g serving is rich in several key vitamins and minerals. The macronutrient distribution is predominantly carbohydrate-based, with minimal fat. The skin, which is often consumed with new potatoes, contains a significant amount of dietary fiber.

  • Carbohydrates: Approximately 24-26g per 150g serving. A notable portion of this is in the form of resistant starch in the raw state, which functions like soluble fiber in the body.
  • Protein: Around 3g per 150g serving.
  • Potassium: An excellent source, with one 150g potato containing more potassium than a medium banana.
  • Vitamin C: Raw potatoes are particularly high in vitamin C compared to their cooked counterparts, as heat can degrade this water-soluble vitamin.
  • Vitamin B6: Contributes to a healthy nervous system and metabolism.

The Raw vs. Cooked Debate: Resistant Starch and Digestion

The most significant nutritional difference between raw and cooked potatoes lies in their starch content. Raw potatoes are high in resistant starch, a type of carbohydrate that resists digestion in the small intestine and instead ferments in the large intestine. This process feeds beneficial gut bacteria and produces short-chain fatty acids, like butyrate, which support digestive health.

However, consuming raw potatoes also has potential downsides. They contain antinutrients, such as lectins and trypsin inhibitors, that can interfere with nutrient absorption. Furthermore, raw potatoes, especially those that have turned green, contain glycoalkaloids like solanine, which can be toxic in large doses. Cooking significantly reduces both the antinutrient and glycoalkaloid content, making the potato safer and easier to digest. The cooking process, however, also reduces the amount of heat-sensitive nutrients like vitamin C and resistant starch.

Comparing Raw vs. Cooked New Potato Nutrition (per 150g)

Nutrient Raw New Potato (approx.) Boiled New Potato (approx.)
Calories 116 kcal 102 kcal (Lower due to water exchange)
Carbohydrates 24g 22g
Protein 3g 3g
Fat 0.5g 0.4g
Resistant Starch High Lower (significantly reduced)
Vitamin C 45mg (50% DV) ~11mg (after water loss)
Potassium 632mg (13% DV) ~492mg (after water loss)

Health-Conscious Preparation and Storage

To enjoy the nutritional benefits of new potatoes while minimizing health risks, proper handling is key. The simplest and healthiest cooking methods involve minimal added fats, and cooking them with the skin on retains more fiber and nutrients. Cooling cooked potatoes can also increase the amount of retrograded resistant starch, which has been shown to be beneficial for blood sugar management.

Here are some healthy preparation ideas:

  • Simple Boiled Potatoes: Gently boil new potatoes with the skin on until tender. Serve with a sprinkle of fresh herbs and a small amount of extra virgin olive oil. This method preserves some of the resistant starch and minimizes fat intake.
  • Roasted New Potatoes: Toss washed and quartered new potatoes in a light coating of olive oil, salt, pepper, and garlic. Roast in the oven until golden and crispy. Roasting retains more nutrients than boiling, and the added olive oil provides healthy monounsaturated fats.
  • Cold Potato Salad: Cooked new potatoes can be cooled completely and then used in a salad. Cooling them increases the resistant starch content, which is great for gut health. Combine with a vinaigrette-based dressing, and add chopped vegetables like red onion, bell peppers, and fresh parsley.

Storing potatoes correctly is equally important. Keep them in a cool, dark, and well-ventilated space to prevent them from turning green, which indicates an increase in potentially harmful glycoalkaloids.

Conclusion: A Healthy Addition to Your Diet

New potatoes, in their raw state, are low in calories and packed with essential nutrients like potassium and vitamin C. While consuming them raw is possible in moderation and provides high levels of resistant starch, cooking is generally recommended to remove potentially harmful compounds and improve digestibility. The final calorie count is influenced by the cooking method and any added ingredients. By opting for simple, healthy preparations, new potatoes can remain a valuable and delicious part of a balanced nutritional diet. For more detailed nutritional breakdowns, resources like Healthline offer in-depth analysis of potato nutrition.

Nutrition Diet and Calorie Management

For those managing their weight or simply aiming for a healthier diet, understanding the calorie density of staple foods is vital. Since a 150g serving of raw new potatoes is quite low in calories, they can be a satisfying carbohydrate source that won't derail weight goals. When paired with lean protein and plenty of vegetables, they create a balanced meal that promotes fullness without excessive energy intake. The high potassium content also makes them beneficial for managing blood pressure.

Ultimately, the low-calorie nature of raw new potatoes, combined with their dense nutritional profile, makes them a superb choice for almost any eating plan. Smart preparation can unlock different health benefits, whether you prioritize resistant starch for gut health or prefer cooked versions for safety and digestibility.

Healthy Ways to Incorporate New Potatoes

Here are more ideas for adding this nutritious vegetable to your meals:

  • Breakfast Hash: Diced cooked new potatoes can be sautéed with onions, peppers, and your favorite spices. Top with an egg for a complete, protein-rich meal.
  • Soup and Stews: Add new potatoes to hearty soups and stews. They absorb the flavors of the broth and add bulk and nutrients.
  • Sheet Pan Dinner: Combine new potatoes with other chopped vegetables like broccoli, carrots, and onions, along with a seasoned chicken breast or fish fillet. Drizzle with olive oil and bake for an easy, balanced meal.
  • Grilled Potatoes: Parboil new potatoes, then skewer them and grill with your favorite seasonings. This adds a smoky flavor while keeping them light and healthy.
  • Mashed Potatoes (healthy style): For a lighter mash, steam the new potatoes and mash them with a splash of low-fat milk or chicken broth instead of butter and cream.

Frequently Asked Questions

Raw new potatoes are generally safe in moderation, but they contain resistant starch that can cause digestive issues like bloating and gas. Additionally, they contain trace amounts of glycoalkaloids, which are toxic in high concentrations.

Cooking does not add calories unless you use fat, oil, or high-calorie toppings. For example, boiling new potatoes can actually slightly reduce the overall calorie count per gram due to nutrient leaching and water exchange.

Yes, the skin of new potatoes is a good source of dietary fiber and contains many nutrients. It is perfectly safe and nutritious to eat, provided the potatoes are washed thoroughly.

Resistant starch is a type of carbohydrate found in raw potatoes and other foods that acts like soluble fiber. It ferments in the large intestine, feeding beneficial gut bacteria and producing short-chain fatty acids that are linked to better digestive health and blood sugar control.

No, the calorie count can vary slightly between potato varieties. Starchier potatoes like russets might have a slightly higher calorie count per gram than waxier varieties like new potatoes.

To lower the glycemic index of cooked new potatoes, cool them completely in the refrigerator for 12-24 hours after cooking. This process, called retrogradation, increases the amount of resistant starch.

The bitter taste in some raw potatoes is due to the presence of glycoalkaloids like solanine. These compounds are present in trace amounts but increase if the potato is exposed to sunlight and turns green. Cooking neutralizes this bitterness.

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Medical Disclaimer

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