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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
that you need
Grammar usage guide and real-world examplesUSAGE SUMMARY
"that you need" is grammatically correct and can be used in written English.
It is often used to provide additional information or clarify a previous statement. Example: "I will bring the supplies that you need for the party tonight." In this sentence, "that you need" specifies which supplies will be brought for the party, adding clarity to the statement.
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(7)
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
"For that, you need money," he said.
News & Media
For that, you need books.
News & Media
Failing that, you need excess.
News & Media
To do that, you need to advertise.
Academia
"For that, you need better movement.
News & Media
For that, you need regulars.
News & Media
To do that, you need to synthesize everyone else's observations.
Things like that you need to consider.
Wiki
Not that you need restaurants.
News & Media
Not that you need it!
News & Media
For that you need data.
News & Media
Expert writing Tips
Best practice
Use "that you need" to add specific detail or clarification to a preceding noun or idea. This helps your writing become precise and easily understood.
Common error
Avoid using "that you need" in very basic sentences where the need is obvious. Overusing it can make your writing sound verbose. For instance, instead of 'I have the supplies that you need', simply state 'I have the supplies'.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that you need" primarily functions as a relative clause, modifying a noun or pronoun by providing additional information about it. As confirmed by Ludwig AI, this construction is grammatically sound and widely used.
Frequent in
News & Media
35%
Wiki
30%
Science
15%
Less common in
Formal & Business
10%
Academia
5%
Encyclopedias
5%
Ludwig's WRAP-UP
In summary, "that you need" is a grammatically correct and commonly used relative clause that functions to specify or clarify necessary items or actions. As Ludwig AI confirms, the phrase is widely accepted and versatile, spanning across various writing contexts. While typically neutral in register, it's advisable to avoid overuse in overly simplistic sentences. The examples provided by Ludwig demonstrate its prevalence in news, wiki, and scientific sources.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
what you require
Replaces 'need' with 'require', suggesting a more formal tone.
what is necessary for you
Emphasizes necessity rather than the act of needing.
what you must have
Highlights the essential nature of the requirement.
the things you're lacking
Focuses on the absence of something and the consequent need.
the essentials for you
Shortens the phrase, emphasizing the key items needed.
what's indispensable to you
Highlights the crucial nature of the requirement.
the materials you're short on
Emphasizes a deficiency, prompting a need to replenish.
items vital for your use
Underlines the life-sustaining characteristic of the items
the resources you're craving
Hints at a deep, emotional need for the items.
your crucial demands
Highlights the pressing need that is being requested
FAQs
How can I rephrase "that you need" to sound more formal?
For a more formal tone, consider using phrases like "what you require", "what is necessary for you", or "the essentials for you".
Is it ever incorrect to use the phrase "that you need"?
While grammatically correct, overusing "that you need" in simple sentences can make your writing sound verbose. Aim for conciseness where possible.
What's the difference between saying "that you need" and "what you need"?
"That you need" often follows a specific noun to provide further clarification (e.g., "the information that you need"). "What you need" can stand alone as a subject or object (e.g., "I have what you need").
When is it best to use the phrase "that you need" in writing?
Use "that you need" when you want to specifically identify or describe something necessary. For example, "Ensure you have all the tools "that you need" before starting the project".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested