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Denmark Diet Meal Plan — 13-Day Diet and Low-Calorie Meals, Precautions to Note
Blog July 31, 2026

Denmark Diet Meal Plan — 13-Day Diet and Low-Calorie Meals, Precautions to Note

Dr. Yeonseung Choe
Dr. Yeonseung Choe
Chief Director

There are times when you feel urgently pressed to lose weight before an important schedule. When looking for ways to achieve noticeable changes in a short period, you often end up coming across the Danish diet.

A neat-looking doctor character appears in a welcoming pose with a gentle smile. A small text box reading

Why the Danish Diet Is Gaining Attention Again

Recently, more people are looking to change tastes that have become accustomed to刺激性 flavors and detox their bodies overall. By finding the original flavors of ingredients instead of sweet, salty, and oily foods, they naturally aim to simultaneously improve health and reduce weight. Against this backdrop, so-called Danish diet or Nordic diet from Northern Europe is regaining attention. Especially for those who want to focus on short-term weight reduction, the Danish diet presents a very strong temptation.

A clean checklist design with the screen divided in half, showing a red X mark and prohibited foods on the left, and a green checkmark and recommended foods listed on the right.

The Strict 13-Day Rules to Follow

The most common method is the Danish hospital diet (danish hospital diet) conducted briefly for about 2 weeks. Specifically, it progresses for 13 days, and during this period, you must follow very strict rules so that metabolism improves and the yo-yo effect is reduced.

A simple bar graph showing energy values. The Danish diet's 600kcal level is displayed very low compared to a normal diet, visualizing the extreme low-calorie state.

The key is to minimize fat and carbohydrate intake and maintain daily total calories at 600 calories or less. The specific restrictions are as follows:

  • Prohibited foods: fruits, potatoes, sugar, pasta, cereal

  • Recommended foods: eggs, meat, salad, fish, coffee

The point of this diet is to put the body in a state where it quickly consumes energy by extremely limiting food intake.

The Hidden Physical Changes Behind Short-Term Weight Loss

Actually, following this diet, you will experience rapid weight loss in the early stages. However, there is an important point to note here. The figure of 600 calories per day is woefully insufficient compared to the energy our bodies fundamentally need.

This low-calorie diet cannot supply some essential nutrients adequately, so it can never be continued long-term. While it may be useful for helping detox the body and reducing weight, continuing it beyond the period and pushing too hard can actually harm your health. Therefore, you must strictly observe the set period of 13 days and then gradually return to a normal diet.

The Wisdom of a Sustainable Nordic Diet

If an extreme short-term diet feels burdensome, consider the broader Nordic diet. The health secret of Northern Europeans is not simply fasting but consuming good fats.

For example, they get sufficient omega-3 fatty acids through fish like mackerel or herring, and they have a habit of steadily consuming these in dried, fermented, or pickled forms about 2 to 3 times per week. This can be considered a much healthier approach that manages metabolism while balancing nutrition, rather than extreme fasting.

Relationship Between Korean Body Constitution and Metabolism

When I see patients in the clinic, the same diet works for some people while others say they only lose energy. This is because individuals have different body constitutions and metabolic capacities.

Character progressing through food intake in stages. Stage 1 is porridge/barley rice, stage 2 transitions to light normal meals, connected by arrows in sequence cuts.

A simple flowchart starting from a water cup icon with an arrow flow of waste being discharged. Following the sequence of 'Water intake → Waste discharge → Metabolism activation'.

Actually, there is an interesting finding in a study analyzing the relationship between Korean nutritional intake and obesity. The researchers analyzed how daily sleep duration and macronutrient intake affect obesity and dyslipidemia in Koreans. Here, the analysis results using a 95%[1] confidence interval presented a significant correlation between specific nutrient intake patterns and obesity. In other words, efficient weight loss requires harmony between your body's metabolic state, sleep, and other lifestyle habits, rather than simply eating less.

Points for Success After the Diet and Practical Tips

If you decide to try the Danish diet, you should put more effort into how you end it. If you suddenly eat normal food after 13 days of this intensive regimen, your body may be shocked and regain weight even faster.

A doctor character giving a thumbs up or encouraging pose with a warm expression. A small 'Baekrokdam Gambi-jung Program' notice is placed beside it.

Here are practical tips you can apply starting today:

  • During the diet period, strictly limit snacks other than the prescribed foods.

  • Help your body eliminate waste properly by ensuring adequate water intake.

  • After ending the diet, for about 3 to 5 days, start with soft foods like barley rice or porridge and gradually transition to normal meals.

  • If you feel too weak or experience severe dizziness, we recommend stopping immediately and consulting a professional.

Drastic changes can sometimes strain your body. The most important thing is to pay close attention to your body's signals throughout the process.

If the hunger pangs or fatigue you experience while adjusting the diet on your own become difficult to bear, the Baekrokdam Gambi-jung Program can help you achieve more effective results. If you want to lose weight healthily with constitution-appropriate support, please don't hesitate to let us know. Let us know how it goes when you try it next time, and we will analyze it together during your visit.

If you want to see more Danish diet reviews and healthy alternatives, check out the Danish Diet Reviews and Alternatives Guide](/diet/guide/denmark-diet-reviews-and-alternatives/).

References

[1] Associations of daily sleep duration and dietary macronutrient consumption with obesity and dyslipidemia in Koreans: A cross-sectional study. (Medicine, 2016) — https://pubmed.ncbi.nlm.nih.gov/27828860/


References

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Dr. Yeonseung Choe

Dr. Yeonseung Choe Chief Director

I have met many patients who came after visiting multiple medical institutions and departments for persistent or recurrent conditions. Symptoms normally handled by different specialties—such as abdominal pain, headaches, palpitations, dizziness, and insomnia—may overlap in one person. Sometimes there is no clear improvement despite taking medication for each symptom, and being unwell gradually becomes part of daily life. In these cases, I look beyond individual diagnoses and examine how the symptoms connect and change together. Asking only about the most uncomfortable symptom today does not reveal the full course. I look at when the body first began to change and what happened after illness, surgery, childbirth, or starting and stopping medication. I also review changes in weight, diet, and sleep, then trace which symptoms improved with previous treatment and which remained. Test results, diagnoses, and the course of previous treatment are important for understanding the current condition. Clinical research in modern Korean medicine, physiological and pathological research in modern medicine, and observations recorded in classical Korean medicine texts offer different perspectives on the same body. Rather than fitting a patient into one perspective, I consider what each can and cannot explain and look for clues that connect symptoms and treatment histories that were previously considered separately.

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