Use the Format menu to make subscript text

To make subscript in Google Docs, highlight the text you want to shrink and lower, then go to Format > Text > Subscript. The text will immediately drop below the baseline and become smaller. You can undo it the same way — highlight the subscript text and click Format > Text > Subscript again to toggle it off.

Subscript is useful for chemical formulas (H₂O), mathematical notation, footnote numbers, and scientific writing. Google Docs applies the formatting instantly without changing the actual text or requiring any special characters. The subscript stays attached to the text, so if you move or copy the text later, the formatting moves with it.

This method works on any computer — Windows, Mac, or Chromebook — because you are using the menu bar that appears at the top of every Google Docs document. No special software or add-ons are needed.

Key Takeaways

  • Highlight your text first, then use Format > Text > Subscript from the menu bar to apply the formatting instantly.
  • The keyboard shortcut is Ctrl+, (comma) on Windows or Cmd+, (comma) on Mac, which is faster than using the menu if you format subscript often.
  • Subscript text shrinks and drops below the line automatically — you do not need to manually adjust the size or position.
  • You can apply subscript to a single character, a word, or multiple words at once, and the same shortcut removes it if you apply it by mistake.
  • Subscript formatting stays intact when you download the document as PDF or Word, print it, or share it with others.

Using the keyboard shortcut for faster formatting

If you format subscript often, the keyboard shortcut is faster than opening the menu each time. On Windows, press Ctrl and comma at the same time. On Mac, press Cmd and comma. Highlight the text first, then press the shortcut, and the formatting applies instantly without any dialog box or confirmation step.

The same shortcut toggles subscript off, so if you apply it by mistake or change your mind, just highlight the text again and press the shortcut once more to remove it. This makes it easy to experiment with subscript without worrying about getting stuck with unwanted formatting.

Many writers keep a note of keyboard shortcuts they use regularly taped to their desk or saved in a notes app. If you use subscript in multiple documents, memorizing this shortcut saves time across all your work.

Superscript is the opposite direction

If you need text that rises above the line instead of dropping below it, use superscript. Go to Format > Text > Superscript, or use Ctrl+. (period) on Windows or Cmd+. (period) on Mac. Superscript is common for exponents (x²), trademark symbols (™), registered marks (®), and citations in academic writing.

Both subscript and superscript shrink the text to the same smaller size — the only difference is whether it sits below or above the baseline. You can apply either one to the same piece of text if you need both effects in the same document, though that is rare.

The keyboard shortcuts are easy to remember because they use the same key combination: comma for subscript (which drops down), period for superscript (which goes up). This pattern makes it simple to switch between them without opening the menu.

Subscript in tables and text boxes

Subscript works the same way inside tables and text boxes as it does in regular document text. Highlight the text, use the menu or keyboard shortcut, and the formatting applies immediately. This is useful if you are building a table with chemical compounds, mathematical expressions, or scientific data that requires subscript notation.

If you copy and paste text that already has subscript formatting into Google Docs, the subscript usually carries over automatically. If it does not, highlight the text and reapply the subscript formatting using the menu or keyboard shortcut. This sometimes happens when pasting from other programs like Microsoft Word or web pages.

You can also paste text into a text box, apply subscript to it, and then move or resize the text box without losing the formatting. The subscript stays attached to the text no matter where the text box is positioned on the page.

What happens when you export or print

When you download your document as a PDF or Word file, subscript formatting stays intact. The text remains small and lowered in the exported file exactly as it appears in Google Docs. If you print the document directly from Google Docs, subscript also prints correctly on paper.

If you share the document with someone who opens it in Microsoft Word or another editor, subscript formatting is preserved because it is a standard text format, not a Google Docs-only feature. This means your collaborators will see the subscript exactly as you formatted it, regardless of what program they use to open the file.

When you export to plain text format (.txt), subscript formatting is lost because plain text does not support any formatting at all. For any format that preserves formatting — PDF, Word, Google Docs, or rich text — subscript will be preserved.

Subscript in headers, footers, and special locations

Subscript works in headers and footers the same way it works in the main document. Click into the header or footer area, highlight your text, and apply subscript using the menu or keyboard shortcut. This is useful if you need subscript in a page number, document title, or running header.

You can also use subscript in comments and suggestions if you are collaborating with others. Highlight text in a comment, apply subscript, and the formatting will show in the comment thread. This is helpful when you are reviewing scientific or mathematical content with colleagues.

Frequently Asked Questions

Can I make subscript text a different color?

Yes. Highlight the subscript text, then go to Format > Text color and choose your color. The subscript stays small and lowered while the color changes. You can also highlight text before applying subscript and then change the color — the order does not matter.

Does subscript work on mobile Google Docs?

The mobile app does not have a subscript button in the menu. On a phone or tablet, open the document in a web browser instead of the app, and you can use the Format menu the same way you would on a computer. The browser version has all the same formatting options as the desktop version.

What if subscript text looks too small to read?

Google Docs sets the subscript size automatically and you cannot change it directly. If it is hard to read, increase the overall document font size using Format > Line spacing, or select the subscript text and increase its font size manually — though this will make it larger than standard subscript and may look uneven.

Can I remove subscript from multiple pieces of text at once?

You have to remove subscript from each piece of text individually by highlighting it and toggling the subscript off. Google Docs does not have a "find and replace" feature for formatting, so there is no way to remove all subscript at once across the entire document.