Comparing E551 - Silicon dioxide vs E170 - Calcium carbonates
Overview
Synonyms
Products
Found in 241 products
Found in 1,542 products
Search rank & volume
Awareness score
Search volume over time
Interest over time for 4 keywords in U.S. during the last 10 years.
Interest over time for 2 keywords in U.S. during the last 10 years.
Popular questions
Is silicon dioxide safe?
Yes—food-grade silicon dioxide (E551), a synthetic amorphous silica used as an anti-caking agent, is permitted by regulators (e.g., FDA GRAS; EFSA found no concern at current uses) at typical food levels. This differs from inhaling crystalline silica dust, which is hazardous.
What happens if you eat silica gel?
Silica gel is an inert, amorphous silicon dioxide desiccant; if swallowed it usually passes through without being absorbed, though it can cause brief stomach upset or pose a choking risk. Indicator varieties (e.g., cobalt-dyed) aren’t meant to be eaten—seek advice if a child swallows a packet or a large amount.
Is silicon dioxide bad for you?
Not at the small amounts used in foods—E551 is considered safe and is largely not absorbed by the body. The main risk with silica is from inhaling crystalline silica dust, not ingesting food-grade amorphous silica.
Is silica bad for you?
In foods, amorphous silica (E551) used as an anti-caking agent is regarded as safe at permitted levels, and most ingested is excreted. Health concerns mainly relate to occupational inhalation of crystalline silica, which is hazardous.
What is silica gel?
Silica gel is a porous, amorphous form of silicon dioxide used as a desiccant to control moisture in packaging. It isn’t a food ingredient, and “Do not eat” labels are to prevent choking or misuse.
Who makes the e170 aircraft?
In food labeling, E170 refers to calcium carbonates, not an aircraft; they’re made by many ingredient suppliers, typically sourced from mined limestone or produced by reacting calcium hydroxide with carbon dioxide (precipitated calcium carbonate).
Who makes e170 airplane?
E170 in foods means calcium carbonates, not an airplane; they are supplied by numerous food-grade mineral producers, either mined (ground calcium carbonate) or made by precipitation from calcium hydroxide and CO2.
Calcium carbonates is most likeye to dissolve in water with which characteristics?
Calcium carbonate is nearly insoluble in neutral water but dissolves in acidic or carbonated water (low pH, high dissolved CO2) by forming calcium bicarbonate.
E170 aircraft who makes?
On food labels, E170 denotes calcium carbonates rather than an aircraft; they are manufactured by various companies from limestone or via precipitation using calcium hydroxide and carbon dioxide.
How are calcium carbonates formed?
They form naturally by precipitation of calcium and carbonate ions in water and by biomineralization in shells and eggs, and industrially by reacting calcium hydroxide with carbon dioxide (precipitated calcium carbonate); they can also precipitate from hard water as limescale.