Amazon is one of the world's largest e-commerce platforms, selling a wide variety of products. Popular products in different countries and regions may also be different. However, according to some data and research, the following are some of the most popular product categories on Amazon:

1. Electronic products: including smartphones, tablets, computer accessories, digital cameras, game consoles, etc.

2. Books, music and movies: Amazon is a company that started out selling books, and books, music and movies have always been one of its main businesses.

3. Household products: including furniture, kitchen supplies, bedding and home decoration, etc.

4. Sports and outdoor products: including sports equipment, fitness equipment, camping equipment, fishing supplies, etc.

5. Beauty and personal care: including cosmetics, personal care products, perfumes, beauty tools, etc.

6. Food and beverages: including snacks, beverages, health products, coffee and tea, etc.

7. Toys and games: including children's toys, educational games, electronic games and board games, etc.

It should be noted that the above product categories are only some of the more popular categories on Amazon, and the specific situation may vary depending on time, region, season and other factors.