Effects of junk food and healthy alternatives in children's diet

Increasing influence of junk food in children's diet

Nowadays, pizza, burgers, French fries, packaged snacks, chocolates and sweet beverages have replaced nutritious homemade options in children's diet. Occasional junk food consumption is not a big problem, but if it becomes a regular habit and the child has less physical activity, it can have a negative impact on their weight and metabolic health.

Dangers of childhood obesity

According to the World Health Organization (WHO), overweight and obesity in children can increase the risk of problems like type-2 diabetes and high blood pressure in the future. The WHO guidelines for 2026 emphasize better eating habits, physical activity and lifestyle changes to tackle childhood obesity.

side effects of junk food

Most ultra-processed and fast foods are high in calories, salt, free sugars and unhealthy fats, while lacking fiber, vitamins and essential micronutrients. The Indian Academy of Pediatrics has linked high consumption of fast food and sweetened drinks to higher calorie, sugar and fat intake in children.


risk of obesity

Frequent consumption of high-calorie foods and sugary drinks may increase the risk of weight gain in children. Obesity in childhood may increase the risk of many metabolic diseases.

Effect on blood sugar

Regular consumption of sweetened drinks and foods high in free sugar can increase total calories and contribute to weight gain. Being overweight can also increase the risk of insulin resistance and type-2 diabetes.

Effect on heart and blood pressure

Excess salt and unbalanced diets may be a concern for children's cardiometabolic health. Although junk food does not necessarily cause high blood pressure in every child, obesity and poor diet can increase such risks.

Effect on bone growth

Children require adequate protein, calcium, vitamin D and other essential nutrients for bone development. If there is a lack of nutritious food in children's diet due to junk food, the risk of deficiency of essential nutrients may increase.


What should children be fed?

Children's diet should include pulses, milk/curd, cheese or other protein sources, green vegetables, seasonal fruits, whole grains, dry fruits and adequate water daily. Packaged snacks and sugary drinks should be limited. According to WHO, a healthy diet should be based on balance, adequacy, variety and moderation.

Hints for parents

If the child is gaining weight rapidly, is less active, gets tired quickly, constantly demands sugary drinks or junk food, or the doctor has concerns about his/her weight/growth, it is advisable to consult a pediatrician.

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