How is junk food made
In recent years, junk food has been the focus of public attention. Whether from a health perspective or from a food safety perspective, the production process and ingredients of junk food have sparked widespread discussion. This article will combine popular topics and hot contents across the network for the past 10 days to deeply analyze the production process of junk food, and display its ingredients and harms through structured data.
1. Definition and classification of junk food
Junk food usually refers to foods with high calorie, high sugar, high fat, high salt but low nutritional value. They are often processed through industrial use, adding a large amount of chemicals to extend the shelf life or enhance the taste. Here are common junk food categories:
category | Representative food | Main ingredients |
---|---|---|
Fast food | Hamburgers, fried chicken, fries | Trans fat, preservatives, pigments |
Snacks | Potato chips, spicy strips, candy | Additives, flavors, high fructose syrup |
Beverages | Carbonated drinks, juice drinks | Sugar, artificial sweeteners, preservatives |
2. The process of making junk food
The process of making junk food usually involves the following steps:
1. Raw material selection:In order to reduce costs, manufacturers often use low-quality raw materials, such as genetically modified crops, inferior oils and fats.
2. Processing:Through high-temperature frying, puffing and other methods, the original nutritional components of the food are destroyed, while increasing the calorie and fat content.
3. Additive use:To improve taste, color and shelf life, chemical additives are used extensively. The following are common additives and their effects:
Additive name | effect | Potential hazards |
---|---|---|
preservative | Extend shelf life | May cause allergies or cause cancer |
Artificial pigment | Improve appearance | May cause ADHD in childhood |
Flavor enhancer | Enhance the taste | May destroy taste sensitivity |
3. The health hazards of junk food
Long-term consumption of junk food can have serious health effects. Here are its main hazards:
1. Obesity:High-calorie, high-sugar junk food is the main culprit of obesity.
2. Cardiovascular disease:Trans fat and high salt content can increase the risk of hypertension and heart disease.
3. Diabetes:Excessive intake of sugar and artificial sweeteners may lead to insulin resistance.
4. How to reduce the intake of junk food
For health, the following measures are recommended:
1. Choose natural foods:Eat more fruits, vegetables and whole grains.
2. Read the food label:Avoid buying foods containing artificial additives and high sugar and high salt.
3. Homemade healthy snacks:Replace potato chips and candies with nuts, yogurt, etc.
Conclusion
The production process and ingredients of junk food reveal its harm. By understanding this information, we can make better healthy choices and reduce our dependence on junk food. Hopefully this article helps you to recognize the truth about junk food and take action to protect your health and your family.
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