Healthy snacks should meet the following points:

1. Rich in nutrients: It is best to choose snacks that contain a variety of nutrients such as protein, healthy fats, fiber and vitamins. Such as nuts, yogurt, fruits and vegetables.

2. Low-calorie and low-fat: Healthy snacks should be able to provide sufficient energy. At the same time, do not buy snacks that contain too much fat, sugar or salt, such as candies, potato chips or fried foods.

3. Low additives: Try to avoid eating snacks rich in additives such as artificial colors, preservatives, flavor enhancers, etc. You can choose more natural and healthy foods.

4. Choose the right amount: No matter how healthy the snack is, eating too much will be harmful to your health, so pay attention to the amount and frequency when eating snacks.

Some healthy snacks include: fresh fruits, nuts, yogurt, carrots, celery, whole-wheat crackers, and added-free dried fruits and vegetables.