According to Official Guinness Records,
The largest collection of toothpaste tubes is 2,037 and belongs to Val Kolpakov (USA), in Alpharetta, Georgia, USA, on 15 June 2012.
The collection consists of 2,037 different tubes of toothpaste from all over the world, including items from Japan, Korea, China, India and Russia.
For a complete list of 2012 records, please visit 2012 Guinness Records in United States.