what is the most common additive in food?

Question: what is the most common additive in food?
- Keywords:
  additive,
  food
Asked by Calvin Dunne to Gavin, Karen, Mark, Michel, Roisin on 8 Nov 2016.
- Michel Destrade answered on 8 Nov 2016:
  
  Top of my head I’d say salt.
- Karen answered on 9 Nov 2016:
  
  Yep that’s what I thought too and possibly sugar.
- Roisin Jones answered on 13 Nov 2016:
  
  I would say salt and sugar are probably both contenders for the number one spot!

Question: what is the most common additive in food?