Calcium silicate (E552)

No. Calcium silicate (E552) 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: 27 of the 32 products here that contain calcium silicate (E552) (84%) are in group 4 because of other ingredients or additives.

More about calcium silicate (E552) on Wikidata

Where it turns up

Calcium silicate (E552) appears in 32 of the 40,000 products on this site (0%).

Breads 4 of 2,388 products
Spices 3 of 303 products
Dehydrated beverages 2 of 60 products
Dehydrated sauces 2 of 50 products
Dietary supplements 2 of 1,145 products
Mashed potatoes 2 of 41 products

Products containing calcium silicate (E552)

How the NOVA classification works