Food-grade silicone tubes are often considered better than rubber tubes for several reasons:

1. Food safety
2. Temperature Resistance
3. Flexibility and Durability
4. Chemical Resistance
5. Easy cleaning and maintenance
6. Transparency and clarity
7. Odor and taste neutrality

It's worth noting that rubber tubes can also be suitable for certain food-related applications depending on the specific requirements. However, food-grade silicone tubes are often preferred due to their superior properties and regulatory approvals for contact with food.