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    Schema

    Review Schema

    Structured review data that helps AI systems interpret proof and sentiment.

    9 min readUpdated April 15, 2026

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    Definition

    Review Schema marks up individual reviews or aggregate ratings for eligible entities such as products, books, recipes, software apps, and local businesses.

    Why It Matters

    Ratings and review summaries influence trust, comparison, and agentic product shortlists.

    How AI Uses It

    AI may use review metadata to identify sentiment, rating distribution, review volume, and product-specific social proof.

    Commerce Example

    A luggage brand marks up aggregateRating and selected first-party product reviews on each suitcase PDP.

    Copy/Paste Prompts

    Replace the bracketed placeholders and run these prompts against your priority product lines, categories, or brand pages.

    Review markup audit
    Check whether this review markup follows Google review snippet rules and is visible, specific, and non-self-serving.
    Review evidence summary
    Summarize the review evidence an AI shopping agent would extract from this PDP, then list missing structured fields.

    Optimization Checklist

    • Use an eligible reviewed item type.
    • Show reviews visibly.
    • Add ratingValue and bestRating.
    • Include reviewCount or ratingCount.
    • Keep reviews product-specific.

    Common Data Gaps

    GapWhy AI StrugglesFix
    Aggregate rating without countRating confidence is unclear.Expose reviewCount.
    Reviews not tied to exact SKUSentiment may attach to the wrong variant.Map reviews to product IDs.
    No review dateFreshness cannot be assessed.Store and expose published dates.

    Downloadable-Style Artifacts

    Copy this structure into a spreadsheet, Notion page, or internal ticket.

    Review Schema operating worksheet

    Primary audit questionUse an eligible reviewed item type.
    Highest-risk gapAggregate rating without count
    First fix to shipExpose reviewCount.
    Success metricValid review snippets
    Retest cadenceMonthly or after material catalog changes
    Review Schema weekly fix ticket
    Title: Improve Review Schema readiness for [PRODUCT / CATEGORY]
    
    Observed issue:
    [WHAT THE AI ANSWER MISSED OR MISSTATED]
    
    Most likely data gap:
    Aggregate rating without count
    
    Recommended fix:
    Expose reviewCount.
    
    Affected prompt:
    [PASTE PROMPT]
    
    Owner:
    [TEAM OR PERSON]
    
    Acceptance criteria:
    - Use an eligible reviewed item type.
    - Show reviews visibly.
    - Track: Valid review snippets
    - Prompt test has been re-run after publication

    Common Mistakes

    • Self-serving Organization reviews.
    • Marking third-party widgets as first-party facts.
    • Using sitewide ratings on every product.
    • Mixing materially different product reviews.

    What To Measure

    • Valid review snippets
    • Review count by SKU
    • Rating freshness
    • AI sentiment accuracy

    Strategic Takeaway

    Review Schema helps AI distinguish real product proof from generic brand claims.

    Sources

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