Calcium oxide (E529)
No. Calcium oxide (E529) is not one of the markers Open Food Facts uses to classify a food as processed or ultra-processed, so on its own it doesn't raise a product's NOVA group.
What it is
A food additive authorised for industrial food production.
A product that contains it can still be ultra-processed for other reasons: 1 of the 10 products here that contain calcium oxide (E529) (10%) are in group 4 because of other ingredients or additives.
Where it turns up
Calcium oxide (E529) appears in 10 of the 40,000 products on this site (0%).
Products containing calcium oxide (E529)
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Pappadums Plain
Pattak's · 100g
NOVA group
3
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8 Garlic & Coriander Poppadoms
Sharwood's · 8
NOVA group
3
-
mini poppadoms
Aldi · 85 g
NOVA group
3
-
Poppadums
Marks & Spencer · 50 g
NOVA group
3
-
Mini popadoms
Sainsburys
NOVA group
3
-
8 Plain Poppadom
Sharwood's
NOVA group
3
- Poppadoms Bilash NOVA group 4
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Poppadoms Pubjabi Masala
The Spice Tailor · 72 g
NOVA group
3
-
Plain Mini Poppadoms
Sharwood's
NOVA group
3
-
Aagrah Poppadoms
Aagrah
NOVA group
3