Good eating habits are important for maintaining a healthy lifestyle. They not only contribute to our physical well-being but also have a positive impact on our overall health. Among the given options, all of them are good eating habits that should be incorporated into our daily routine.

1. Eating slowly:
Eating slowly is a good eating habit as it allows our brain to receive signals from our stomach when we are full. When we eat too quickly, we tend to overeat because our brain doesn't have enough time to process the satiety signals. By eating slowly, we can enjoy our food, savor the flavors, and prevent overeating. It also aids in better digestion and nutrient absorption.

2. Eating different kinds of vegetables:
Eating a variety of vegetables is an essential part of a balanced diet. Vegetables provide us with essential nutrients, vitamins, minerals, and dietary fiber, which are important for our overall health. Different vegetables offer different nutrients, so consuming a diverse range ensures that we get a wide spectrum of nutrients necessary for our body's proper functioning. It also helps prevent micronutrient deficiencies and promotes good gut health.

3. Eating meals at regular intervals:
Eating meals at regular intervals is another good eating habit. Our body needs a constant supply of energy throughout the day, and by eating at regular intervals, we can maintain stable blood sugar levels. This helps to prevent energy crashes, mood swings, and cravings for unhealthy snacks. Regular meals also provide the necessary nutrients for our body's metabolic processes and support a healthy weight.

By incorporating all three habits - eating slowly, eating different kinds of vegetables, and eating meals at regular intervals - into our daily routine, we can ensure a healthy and balanced diet. These habits promote better digestion, nutrient absorption, weight management, and overall well-being. It is important to remember that good eating habits should be combined with other healthy lifestyle practices, such as regular exercise and adequate sleep, for optimal health benefits.