Low Calorie Diet, Is It Safe for Weight Loss?

Low Calorie Diet, Is It Safe for Weight Loss?
Illustration of low-calorie food. Credits: Freepik

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Creating a calorie deficit is the most effective way to lose weight. This occurs when the body burns more calories than it consumes. A low-calorie diet is a common method used to help achieve an ideal body weight.

In this article, we'll explore what a low-calorie diet is, which foods can be included in the diet, and whether this approach is safe for weight loss.

 

What is a Low-Calorie Diet?

A low-calorie diet involves a controlled eating plan that reduces daily calorie intake. Typically, the body requires between 1,600-2,500 calories each day, depending on factors such as age, gender, and activity level. However, in a low-calorie diet, an individual typically consumes between 1,200-1,500 calories a day to create a calorie deficit, promoting weight loss.

Aside from helping with weight loss, a low-calorie diet offers several long-term benefits, including:

  • Slowing down the aging process.

  • Controlling blood sugar levels.

  • Reducing the risk of chronic diseases.

Recommended foods for a low-calorie diet are nutritious, filling, and low in calories. These include:

  • Oats and Greek yogurt.

  • Eggs.

  • Chia seeds.

  • Fresh berries.

  • Potatoes.

  • Fish.

  • Lean meats.

  • Legumes.

The way food is prepared also impacts its calorie content. To maintain a low-calorie intake, healthier cooking methods such as boiling or steaming are preferable. It's also important to avoid packaged or processed foods that often contain unhealthy trans fats and additives that the body doesn’t need.

 

Is It Safe for Weight Loss?

Studies show that a 1,200-calorie diet per day can lead to quick weight loss. While this diet is generally considered safe, it should be approached with caution, as it can potentially lead to weight gain again in the future.

For some individuals, 1,200 calories per day may be too low. This could result in side effects such as dizziness, intense hunger, nausea, fatigue, headaches, and deficiencies in essential nutrients.

These issues arise due to changes in the body's metabolism, which include an increase in the production of hunger hormones like ghrelin and cortisol, and a decrease in the number of calories the body burns daily.

Over time, these metabolic changes can lead to weight regain, which can be frustrating for those trying to lose weight. Additionally, this diet may not be suitable for everyone, particularly pregnant women, breastfeeding mothers, and teenagers under 18, who require more calories for growth and development.

If you're considering a 1,200-calorie diet, it’s crucial to first consult with a nutritionist or dietitian. They can help create a personalized diet plan based on your health and specific needs.

Experts often recommend calorie restriction for a set period, combined with increased physical activity or exercise, which helps burn more calories in a healthy manner.

 

Safe Tips for Following a Low-Calorie Diet

If your goal is weight loss through a low-calorie diet, it’s essential to do so safely. Consult with a nutritionist to design the best plan tailored to your needs.

While on the diet, focus on consuming healthy foods such as fresh fruits and vegetables, low-fat proteins, and high-fiber foods. This ensures that nutritional requirements are met while keeping calorie intake in check.

It’s also important to note that sustainable and healthy weight loss is typically achieved through gradual increases in physical activity. Rapid weight loss can lead to the risk of regaining weight in the near future.

As a starting point, reducing your daily calorie intake by 200-300 calories and adding 20 minutes of physical activity each day can produce long-term positive results.

 

For questions about nutrition or fitness, you can use the consultation feature on the Ai Care app, available for download on both the App Store and Play Store.

 

Looking for more information about health tips and tricks, first aid, and other home remedies? Click here!

 

Writer : Ratih AI Care
Editor :
  • dr Hanifa Rahma
Last Updated : Tuesday, 27 May 2025 | 10:28

Lehman, S. (2024). Should You Try a Low-Calorie Diet?. Available from: https://www.verywellfit.com/what-is-a-low-calorie-diet-2506557

Garone, S. (2025). Low-Calorie Diet: How Low Is Too Low?. Available from: https://www.everydayhealth.com/weight/can-more-calories-equal-more-weight-loss.aspx

Kubala, J. (2024). 1,200-Calorie Diet Review: Does It Work for Weight Loss?. Available from: https://www.healthline.com/nutrition/1200-calorie-diet-review