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

Must meet the conditions of E 551-553 Silicon dioxide — silicates is authorised in food category 17.2 Food supplements supplied in a liquid form, excluding food supplements for infants and young children at quantum satis (no maximum level).

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: Food supplements supplied in a liquid form, excluding food supplements for infants and young children [17.2]

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 · quantum satis · Period of application: from 1 February 2014

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).

Every product in the category

In force since 20 Jan 2010

Applies to products placed on the market on or after 20 Jan 2010

Applies in GB from 20 January 2010 (retained Art. 35); the Annex text is the version in force on 2024-06-28, the last before Annex II was omitted from the revised legislation on 1 April 2025 (S.I. 2025/361); the FSA register keeps these terms of authorisation. Amendment dates of single rows not tracked.

From the official list: 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

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: Ripened cheese [01.7.2]

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 · 10 000 · (1) · only sliced or grated cheese hard and semi-hard cheese Period of application: from 1 February 2014

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: Processed cheese [01.7.5]

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 · (1) · Period of application: from 1 February 2014

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: Cheese products (excluding products falling in category 16) [01.7.6]

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 · (1) · only sliced or grated hard and semi-hard products Period of application: from 1 February 2014

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