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Substance group

What counts as Silicon dioxide – silicates (E…?

2 markets define Silicon dioxide – silicates (E 551–553), and they don't all agree. Read each definition below. You tell us if your product contains it; we never guess from its name.

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Group

Definitions

Market
Definition
Listed members
Source
Additives named by the Part E cell "E 551-553" (Silicon dioxide – silicates); members are the Part B additives in that range
Silicon dioxide, Calcium silicate, Magnesium silicate, Talc

From the consolidated text: E 551-553 · Silicon dioxide – silicates · 10 000 · (1) (57) · only foods in dried powdered form (i.e. foods dried during the production process, and mixtures thereof), excluding foods listed in Table 1 of Part A of this Annex

Annex II Part C (GB): E 551 – 553: Silicon dioxide – silicates
Silicon dioxide, Calcium silicate, Magnesium silicate, Talc
“E 551 – 553: Silicon dioxide – silicates”
Annex II, line 792 (excerpt) · fetched 2026-10-10The National Archives (legislation.gov.uk): Annex II, line 792(opens in a new tab)

Rules

Rules that use these definitions

38 rules.

Requirement
Applies when
Effective
Source
LimitGB
Silicon dioxide – silicates (E 551–553) as defined in Great Britain (England, Scotland, Wales)

Limit 10000 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Salt [12.1.1]

Depends on: eu food category code

In force since 1 Feb 2014

Applies to products placed on the market on or after 1 Feb 2014

The row states a period of application beginning 2014-02-01.

From the official list: E 551-553 · Silicon dioxide – silicates · 10 000 · Period of application: from 1 February 2014

LimitGB
Silicon dioxide – silicates (E 551–553) as defined in Great Britain (England, Scotland, Wales)

Limit 20000 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Salt substitutes [12.1.2]

Depends on: eu food category code

In force since 1 Feb 2014

Applies to products placed on the market on or after 1 Feb 2014

The row states a period of application beginning 2014-02-01.

From the official list: E 551-553 · Silicon dioxide – silicates · 20 000 · Period of application: from 1 February 2014

LimitGB
Silicon dioxide – silicates (E 551–553) as defined in Great Britain (England, Scotland, Wales)

Limit 30000 mg/kg (content basis)

Official text, current to 28 Jun 2024. legislation.gov.uk point-in-time version 2024-06-28 of Annex II, which the FSA register cites as the terms of authorisation (Annex II was omitted from the revised text from 2025-04-01).

  • EU food category: Seasonings and condiments [12.2.2]

Depends on: eu food category code

In force since 1 Feb 2014

Applies to products placed on the market on or after 1 Feb 2014

The row states a period of application beginning 2014-02-01.

From the official list: E 551-553 · Silicon dioxide – silicates · 30 000 · (1) · only seasoning Period of application: from 1 February 2014

See also

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