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Product Brand Voice Guidelines

Content managementIntermediate Level

Product brand voice guidelines are written rules for the tone, word choice and style of your product titles and descriptions across every channel.

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What is Product Brand Voice Guidelines?

Product brand voice guidelines are the written rules for how your brand sounds in product content: titles, descriptions, bullet points and size advice. They define your product voice, the tone, word choice and style every product page should share, whoever or whatever writes it. Good guidelines are concrete. They list words to use and avoid, how to address the reader, sentence length, how to write units and numbers, and a before and after example per product type. They differ from a general brand style guide, which also covers logos, colors and campaigns: product voice guidelines focus on the repeatable copy of a catalog. When AI writes product text, the same rules belong in the prompt, for example through a shared prompt library.

Why Product Brand Voice Guidelines matters for e-commerce

A catalog is written by many hands: copywriters, suppliers, marketplace teams and, more and more, AI. Without shared rules, one product page sounds playful, the next one technical, and a third one copies the supplier's text word for word. Shoppers notice, and the brand feels less trustworthy. Guidelines give every writer the same starting point, which makes reviewing faster and keeps the brand recognizable on your webshop and on marketplaces where you share the page with competitors. They also make AI output more usable, because the rules can be put straight into the prompt.

Examples of Product Brand Voice Guidelines

  • 1Rule: Address the reader as you, Before: The user can adjust the strap, After: You can adjust the strap
  • 2Rule: No superlatives without proof, Before: The best jacket ever, After: A waterproof jacket with taped seams
  • 3Rule: Units as numbers with a space, Before: twenty liters, After: 20 l
  • 4An outdoor brand writes a one-page voice guide with five rules and three example descriptions, and attaches it to every AI prompt and supplier brief.
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How WISEPIM Helps

  • Prompt Library stores prompts with your voice rules, so every AI-written description starts from the same instructions.
  • Prompt Lab lets you test a prompt on sample products before you run it on a whole category.
  • Template Strings keep titles in one fixed pattern, such as brand, product type and key attribute.
  • Review queue collects AI output so a person can check it before it replaces existing content.

Learn more about Product Enrichment: enrich product data with AI at scale.

Common mistakes with Product Brand Voice Guidelines

  • Writing vague rules such as be friendly without showing what friendly looks like.
  • Forgetting product-type differences, so a power tool and a dress get the same tone.
  • Keeping the guidelines in a document nobody opens while writing.
  • Not giving the rules to AI tools and suppliers, who then write in their own style.

Tips for Product Brand Voice Guidelines

  • Keep the core rules to one page, with examples for your three biggest product types.
  • Show before and after examples instead of describing the tone in adjectives.
  • Put the rules into every AI prompt you use for product content.
  • Review a sample of new product pages every month against the guidelines.

Trends around Product Brand Voice Guidelines

  • Voice guidelines written as prompt instructions for AI writing tools.
  • Channel-specific variants of one voice, such as shorter copy for marketplaces.
  • Localized voice rules per language instead of literal translation of English copy.
  • Automated checks that flag banned words or claims before publishing.

Tools for Product Brand Voice Guidelines

  • WISEPIM
  • Grammarly Business
  • Writer
  • Acrolinx
  • Akeneo

Related Terms

Headless CMSSemantic SearchVideo Commerce

Also Known As

Product voiceTone of voice guidelinesProduct copy style guideEditorial guidelines

Frequently Asked Questions

Product voice is the way your brand sounds in product content specifically: titles, descriptions and specs. It is part of your brand voice, applied to the repeatable copy of a catalog. A clear product voice makes pages written by different people, or by AI, sound like one brand.

Brand voice is the stable personality of your brand, the same everywhere. Tone of voice is how that voice adjusts to the situation, such as a lighter tone on social media and a precise tone in technical specs. Product guidelines usually describe both.

At least: how you address the reader, words to use and avoid, sentence length, how to write numbers and units, and before and after examples per product type. Add rules per channel where they differ. Keep it short enough that people actually use it.

Put the rules and two or three good example texts into the prompt. Test the prompt on a handful of products and adjust it until the output fits. Then reuse that same prompt for the whole category.

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