Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
insists on
Grammar usage guide and real-world examplesUSAGE SUMMARY
"insists on" is a correct and commonly used phrase in written English.
It means to demand or require something firmly. You can use it when someone is determined to have things their way or when someone strongly believes in something. Example: My boss always insists on punctuality, so make sure to be on time for the meeting tomorrow. (Here, the speaker's boss firmly requires punctuality from their employees.) Another example: My friend insists on eating only organic food, even though it's more expensive. (In this sentence, the friend strongly believes in the importance of organic food and demands to eat only that type of food.).
✓ Grammatically correct
News & Media
Science
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Dean gallantly insists on driving us back.
News & Media
He insists on being addressed as Memphis.
News & Media
He insists on performance".
News & Media
Michael insists on it.
News & Media
He insists on simplicity.
News & Media
Ferociously, she insists on blandness.
News & Media
Offscreen, she insists on normality.
News & Media
Morgan insists on this point.
News & Media
"Rebecca insists on coming.
News & Media
These she insists on reading in sequence.
News & Media
(He insists on shaking Ned's hand).
News & Media
Expert writing Tips
Best practice
Use "insists on" when you want to emphasize the firmness of a request or demand. It conveys a stronger sense of determination than simply 'asks for'.
Common error
While "insists on" is correct, overuse in casual conversation can sound overly assertive. Consider softer alternatives like "would like" or "prefers" for a more collaborative tone.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "insists on" functions as a verb phrase indicating a strong declaration or demand. It emphasizes the subject's firm and unwavering stance or requirement, aligning with Ludwig's observation that it conveys a sense of determination.
Frequent in
News & Media
63%
Science
22%
Formal & Business
5%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "insists on" is a grammatically correct and very common phrase used to express a firm demand or requirement. Ludwig AI confirms its validity and common usage. Predominantly found in news and media, science, and formal business contexts, it signifies a strong, unwavering stance. When writing, use "insists on" to emphasize the firmness of a request but consider softer alternatives in informal settings to avoid sounding overly assertive. Alternatives such as "demands", "requires", and "maintains" can be used depending on the desired nuance. The phrase is versatile and suitable for a wide range of writing scenarios, provided the tone aligns with the intended message.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
demands
Focuses on the act of requiring something, often with authority.
is adamant about
Emphasizes a firm and unwavering stance on a particular matter.
requires
Emphasizes a need or condition that must be met.
is firm about
Highlights a strong and unwavering stance.
maintains
Highlights a persistent assertion or belief.
stands firm on
Indicates unwavering support or adherence to a particular position.
persists in
Underscores the continuation of an action or belief despite opposition.
holds to
Emphasizes adherence to a principle or belief.
stipulates
Suggests a specific condition or requirement that is part of an agreement.
clings to
Suggests a strong emotional attachment to a belief or action.
FAQs
How to use "insists on" in a sentence?
The phrase "insists on" is used to indicate a firm demand or insistence. For example, "She insists on paying for dinner" means she is determined to pay.
What can I say instead of "insists on"?
Which is correct, "insists on" or "insists in"?
"Insists on" is the correct and idiomatic usage. "Insists in" is not a standard English construction.
What's the difference between "insists on" and "suggests"?
"Insists on" implies a firm and unwavering demand, while "suggests" offers a recommendation without any sense of compulsion.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested