Green S
Function: Artificial Color
E142 is the European food-additive number for Green S, a colour — added to give or restore colour to food. GREEN S is a green synthetic coal tar triarylmethane dye with the molecular formula C27H25N2O7S2Na.
What is E142 used for?
Green S (E142) is a colour — added to give or restore colour to food. It is added during food production for a technological purpose rather than for nutrition.
Is E142 safe or restricted?
E142 is banned or severely restricted in one or more jurisdictions. Forkin classifies it as “Banned / Severely restricted” and does not make health claims. See the methodology for how regulatory levels are assigned.
Frequently asked questions about E142
- What is E142?
- E142 is the E-number for Green S, a colour — added to give or restore colour to food. GREEN S is a green synthetic coal tar triarylmethane dye with the molecular formula C27H25N2O7S2Na.
- What is E142 used for?
- Green S (E142) is a colour — added to give or restore colour to food. Manufacturers add it during processing rather than for nutrition. The Forkin app shows which products in your scan history actually contain it.
- Is E142 vegan or vegetarian?
- It depends on the source. Many additives can be produced from plant, mineral, or animal-derived raw materials, and the ingredient list rarely states which was used. The Forkin app shows the verified vegan and vegetarian status per product where it's known, instead of a blanket guess.
- Is E142 safe, and is it banned anywhere?
- E142 is banned or severely restricted in one or more jurisdictions. Forkin classifies it as "Banned / Severely restricted" and does not make health claims — see the methodology page for how regulatory levels are assigned, and the Forkin app for the full profile, including acceptable daily intake (ADI) and restrictions by country.
See the full profile in Forkin
The Forkin app surfaces the full regulatory profile of E142 — acceptable daily intake (ADI), restrictions by country, vegan/vegetarian status, alternative names, and which products in your scan history contain it.