allantoin: meaning, definition, pronunciation and examples

C2
UK/əˈlæntəʊɪn/US/əˈlæntoʊɪn/

Technical / Scientific

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Quick answer

What does “allantoin” mean?

A crystalline compound formed by the oxidation of uric acid, used in cosmetics and pharmaceuticals for its moisturizing and healing properties.

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Pronunciation

Definition

Meaning and Definition

A crystalline compound formed by the oxidation of uric acid, used in cosmetics and pharmaceuticals for its moisturizing and healing properties.

In biology, it is also a nitrogenous byproduct of purine metabolism found in the allantoic fluid of many mammals (excluding humans and other primates) and in plants like comfrey.

Dialectal Variation

British vs American Usage

Differences

No significant spelling or pronunciation differences. Usage is identical in both varieties.

Connotations

No differential connotations.

Frequency

Equally low frequency in both varieties, confined to technical domains.

Grammar

How to Use “allantoin” in a Sentence

Allantoin is used to (VERB: soothe, heal, moisturize) skin.The (NOUN: lotion, ointment, serum) contains X% allantoin.

Vocabulary

Collocations

strong
contains allantoinallantoin concentrationsynthetic allantoinpure allantoin
medium
formulated with allantoinallantoin promotessource of allantoin
weak
cream with allantoinbenefits of allantoinallantoin extracted

Examples

Examples of “allantoin” in a Sentence

adjective

British English

  • The allantoin-enriched cream is very popular.
  • An allantoin-based solution was applied.

American English

  • The allantoin-fortified lotion is a bestseller.
  • An allantoin-containing ointment was tested.

Usage

Meaning in Context

Business

Marketing copy for skincare products: 'Enhanced with soothing allantoin.'

Academic

In biochemistry papers on purine degradation pathways.

Everyday

Reading ingredients on a lotion bottle.

Technical

Specifying concentrations in a cosmetic formulation dossier.

Vocabulary

Synonyms of “allantoin”

Neutral

skin-conditioning agentkeratolytic agent

Weak

moisturizerhealing compound

Vocabulary

Antonyms of “allantoin”

Watch out

Common Mistakes When Using “allantoin”

  • Misspelling as 'allatonin' or 'allantoine'.
  • Incorrect stress: /ˈæləntoʊɪn/ instead of /əˈlæntoʊɪn/.

FAQ

Frequently Asked Questions

Yes, it is generally considered non-irritating and safe for sensitive skin, often used for its soothing properties.

It can be derived synthetically or extracted naturally from sources like the comfrey plant or snail secretion.

Its primary functions are to moisturize, soothe irritation, and promote skin healing and exfoliation.

No, they are different compounds, though both are involved in the mammalian urea cycle and have moisturizing properties.

A crystalline compound formed by the oxidation of uric acid, used in cosmetics and pharmaceuticals for its moisturizing and healing properties.

Allantoin is usually technical / scientific in register.

Allantoin: in British English it is pronounced /əˈlæntəʊɪn/, and in American English it is pronounced /əˈlæntoʊɪn/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think: 'ALL ANTOINette's skin was soft' – she used a cream with ALLANTOIN.

Conceptual Metaphor

A HEALING MESSENGER (as it carries/catalyzes repair).

Practice

Quiz

Fill in the gap
Many after-sun lotions include to calm irritation and support skin recovery.
Multiple Choice

In which of these products are you LEAST likely to find allantoin as a key ingredient?