Proper nutrition is the key to maintaining health and preventing diseases. A balanced diet not only ensures a stable energy source for daily activities, but also helps boost the immune system, control weight, and improve quality of life. So what does eating properly mean to achieve positive effects in health care?
1. What is proper nutrition?
What is proper nutrition? Proper nutrition is establishing a balanced diet that ensures adequate supply of essential nutrients to the body in appropriate amounts to maintain health, enhance physical fitness and prevent diseases.
Proper nutrition depends not only on the quantity of food but also on the quality, balance and manner of eating.
The benefits of proper nutrition comprehensively meet both physical and mental health. When following a proper diet, the body receives all the necessary nutrients, helping to enhance health, prevent diseases and improve quality of life.
Benefits that further explain what proper nutrition is:
Maintaining good health and a healthy body:
- Proper nutrition helps provide sufficient energy and essential nutrients for the body to function normally, develop, and recover from injury.
- Nutrient-rich food groups (protein, vitamins, minerals) help enhance body functions, protect cells and tissues, ensure effective metabolism.
Boosting the immune system:
- Providing adequate vitamins (like vitamin C, D) and minerals (like zinc, iron) through a balanced diet helps strengthen the immune system, reducing the risk of infectious diseases.
- Proper nutrition helps the body recover quickly after illness or injury.
Preventing chronic diseases:
- A healthy, nutritious diet helps reduce the risk of chronic diseases such as diabetes, cardiovascular disease, obesity, high blood pressure and some cancers.
- Good control of risk factors through nutrition can help maintain stable blood sugar, cholesterol and blood pressure levels.
Effective weight control:
- Proper nutrition with a balance between calorie intake and expenditure helps maintain ideal weight.
- Reducing consumption of processed foods and fast foods, along with adding fiber-rich foods helps prevent weight gain and support healthy weight loss.
Improving mental and psychological wellbeing:
- Nutrients like omega-3, B vitamins, and antioxidants in food help improve mood, reduce stress and prevent problems related to anxiety and depression.
- Adequate and proper nutrition helps enhance concentration, improve work and study performance.
Supporting children’s and adolescents’ development:
- For children, proper nutrition plays an important role in the development of height, weight, intellect and skeletal system. Providing adequate nutrients during the developmental stage helps children reach their maximum growth potential.
- Adolescents also need a nutrient-rich diet to develop both physically and mentally, helping to perfect the body.
Improving digestive system:
- A diet rich in fiber from fruits, vegetables, whole grains helps improve digestive function, prevent constipation and support the gut microbiome.
- Foods beneficial for digestion help the body absorb nutrients effectively and improve metabolism.
Improving longevity and quality of life:
- A proper diet not only helps maintain current health but also contributes to extending lifespan, preventing premature aging.
- People who eat a balanced and healthy diet often have a better quality of life, with fewer health and mental issues.

2. What factors are considered proper nutrition?
- What factors constitute proper nutrition. These factors are the basic principles that help provide adequate and balanced nutrients for the body.
- Factors determining proper eating habits:
2.1. Balance of nutrient groups:
- Carbohydrates: The main source of energy for the body, accounting for about 45-65% of total daily calories.
- Protein: Needed for the development and maintenance of body tissues.
- Fat: Provides energy and supports absorption of fat-soluble vitamins.
- Vitamins and minerals: Very important for the physiological functions of the body.
- Fiber: Supports the digestive system, helps control cholesterol and blood sugar.
- Water: Important for all body functions, helps maintain fluid balance and eliminate waste.
2.2. Food diversity
- Diversifying food sources is a key factor in proper nutrition. You should eat from different food groups each day, especially vegetables, fruits, grains, protein and dairy products.
- Fresh, clean natural foods should be prioritized over processed products.
2.3. Food quantity appropriate to the body’s needs:
- Calorie and nutrient intake must correspond to each person’s activity level and energy needs.
2.4. Clean and safe food
- Food quality is very important in proper nutrition. Food must be safe, free from harmful chemicals or preservatives.
- Organic foods, free from pesticides and preservatives, and properly stored to avoid food poisoning risks should be prioritized.
2.5. Limiting harmful foods
- Reduce sugar, salt, and saturated fat: Foods high in refined sugar (sweets, soft drinks), salt (salty foods, canned goods), and saturated fat (animal fat, fried foods) should be limited to reduce the risk of chronic diseases such as cardiovascular disease, diabetes, and obesity.
- Avoid fast food and processed foods as they often contain many additives that are not good for health.
2.6. Eating in moderation and on time:
- Balanced meals and eating on time help maintain stable energy levels, improve digestion and control cravings.
- You should eat three main meals a day and not skip breakfast. Healthy snacks can be added if needed.
2.7. Eating slowly and enjoying food:
- Eating slowly, chewing thoroughly not only helps the body absorb nutrients better but also helps you control portion sizes, reducing the risk of overeating and digestive problems.

3. How to build proper nutrition?
To build a proper nutrition plan, you need to have a reasonable and scientific eating plan that ensures adequate and balanced nutrient supply.
Important factors to help build proper nutrition:
3.1. Determine nutritional needs according to recommendations for each specific group
- Age, gender, activity level and health status: These factors determine how many calories and nutrients you need. Heavy laborers or athletes will need more energy and protein than less active people.
- Health goals: Depending on goals such as weight loss, muscle gain, weight maintenance or health improvement, you will need to adjust your diet accordingly.
3.2. Diversify and balance nutrient groups
- Carbohydrates: Account for about 45-65% of total energy, choose complex carbohydrates like whole grains, brown rice, limit refined sugar and sweets.
- Protein: Accounts for 10-15% of total energy. Includes both animal protein (lean meat, fish, eggs, milk) and plant protein (soybeans, lentils, nuts).
- Fat: Should account for about 20-30% of total energy, prioritize unsaturated fats from vegetable oils, fish and nuts.
- Vitamins and minerals: Supplement through green vegetables, fruits and foods rich in calcium, iron, zinc, magnesium.
3.3. Split meals and eat on time
- Split meals: Instead of eating 3 large meals, you can split into 5-6 small meals to maintain stable energy levels and support metabolism.
- Eat on time: Try to eat at fixed times each day, don’t skip meals, especially breakfast.
- Healthy snacks: Choose light snacks like fruits, nuts, yogurt instead of sweets or fast food.
3.4. Limit unhealthy foods:
- Reduce sugar: Limit foods and drinks high in sugar such as soft drinks, sweets, fast food.
- Reduce salt: Avoid eating too much salt, replace with natural spices.
- Reduce saturated fat and trans fat: Limit consumption of fried foods, fast food and animal fats.
3.5. Adjust diet according to health status:
- If you have a disease or special health condition, consult a nutritionist or doctor for an appropriate diet.
- For example, diabetics should limit carbohydrates, people with high blood pressure should reduce salt, or those with high cholesterol should reduce saturated fat.
3.6. Monitor and adjust nutrition plan
- Monitor your eating process to ensure you are eating properly and adjust if necessary.
- You can use a food diary or calorie and nutrition tracking apps to check your daily food intake.
3.7. Combine with a healthy lifestyle:
- A proper diet needs to be combined with regular exercise to help the body become healthier.
- Adequate and quality sleep also plays an important role in maintaining energy balance and supporting metabolism.
Nutrition is very important for good health, long-lasting youth and beauty. You need to eat scientifically, proactively take care of your health early to live healthy and long.
References: medicinenet.com, tuftsmedicarepreferred.org, health.harvard.edu/, drphillipschiro.com
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