The difference between Thousand Island dressing and salad dressing is: different raw materials, different colors, different calories, different tastes, and different ways of eating.

1. The raw materials are different. The main raw materials of salad dressing are generally eggs, white sugar, vinegar and oil, while Thousand Island dressing is based on salad dressing and adds tomato sauce, pickles or lemon juice.

2. Different colors. The color of salad dressing is whiter, milky white, while Thousand Island dressing is more orange-red and darker.

3. The heat is different. Thousand Island dressing generally has lower calories than salad dressing.

4. The taste is different. Thousand Island dressing contains pickles and tomato sauce, which has a sweet and sour taste and rich texture, while the taste of salad dressing is relatively simple.

5. Eat in different ways. Salad dressing is generally more suitable for mixing vegetables or fruits, while Thousand Island dressing is more suitable for some meats.