A Cleaner Future Frequently asked Questions Home Our Products (OLD !) A Cleaner Future Frequently asked questions What is a preservative? Why are there preservatives in foodstuffs? What is a E-number? Why do we call them E-number? Are E-numbers bad? What are hydrogenated fats or oils? What’s the difference between natural and artificial flavours? What is an emulsifier? Why do we use food colouring? What is a raising agent? Is clean Label allergen-free? Are additives allergens? Why Clean-Label? Our Position Paper