vitamin A

vitamin, class of molecules with related biological function
Thing group_of_chemical_entities Q18225
vitamin A
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vitamin A

Summary

vitamin An is a group of chemical entities[1]. It ranks in the top 5% of group_of_chemical_entities entities by monthly Wikipedia readership (2,021 views/month).[2]

Key Facts

  • vitamin An is credited with the discovery of Marguerite Davis[3].
  • vitamin A's instance of is recorded as group of chemical entities[4].
  • vitamin An is a type of vitamin[5].
  • vitamin An is a type of retinoid[6].
  • vitamin An is part of vitamin A metabolic process[7].
  • vitamin An is part of cellular response to vitamin A[8].
  • vitamin An is part of vitamin An import[9].
  • vitamin An is part of response to vitamin A[10].
  • vitamin An is part of vitamin A biosynthetic process[11].
  • vitamin An is part of vitamin A transport[12].
  • vitamin A's Commons category is recorded as Vitamin A[13].
  • vitamin A's topic's main category is recorded as Category:Vitamin A[14].
  • vitamin A's subject has role is recorded as free radical scavengers[15].
  • vitamin A's subject has role is recorded as vitamin[16].
  • vitamin A's active ingredient in is recorded as Aquasol A[17].

Body

Definition and Type

vitamin A's instance of is recorded as group of chemical entities[4]. Recorded subclass of include vitamin[5] and retinoid[6].

Use and Application

Part of include vitamin A metabolic process[7], cellular response to it[8], it import[9], response to it[10], it biosynthetic process[11], and it transport[12].

Why It Matters

vitamin A ranks in the top 5% of group_of_chemical_entities entities by monthly Wikipedia readership (2,021 views/month).[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[18] It is known by 6 alternative names across languages and contexts.[19]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [3] . The Biographical Dictionary of Women in Science. wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Gene Ontology release 2019-11-16. wikidata.org.
  6. [8] . Gene Ontology release 2019-11-16. wikidata.org.
  7. [9] . Gene Ontology release 2020-05-02. wikidata.org.
  8. [10] . Gene Ontology release 2020-05-02. wikidata.org.
  9. [11] . Gene Ontology release 2020-05-02. wikidata.org.
  10. [12] . Gene Ontology release 2022-07-01. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . NDF-RT. Retrieved . wikidata.org.
  14. [16] . Medical Subject Headings. Retrieved . wikidata.org.
  15. [17] . RxNorm. Retrieved . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] . Wikidata sitelinks. wikidata.org.
  3. [19] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). vitamin A. Retrieved May 3, 2026, from https://4ort.xyz/entity/vitamin-a
MLA “vitamin A.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/vitamin-a.
BibTeX @misc{4ortxyz_vitamin-a_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{vitamin A}}, year = {2026}, url = {https://4ort.xyz/entity/vitamin-a}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): vitamin A — https://4ort.xyz/entity/vitamin-a (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/vitamin-a · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6d ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Local thumb
    Described at url
    "/* wbsetclaim-update-qualifiers:1||1|5 */ [[Property:P2347]]: 17998, mv to monolingual text names on YSO statements"
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