United Kingdom · CAP Code · social proof
Star rating and review count claims on UK landing pages — CAP literacy
“Rated 4.9/5 from 12,000 reviews” is conversion copy — and on a UK landing page it may be an objective claim about customer experience that needs substantiation under CAP Code 3.7. This guide separates the aggregate score line from testimonial quotes inside widgets, and shows how to inventory both before publish.
Two claim types in one widget
Review widgets usually contain:
- Aggregate score / count — “4.8 stars · 3,241 reviews” — often treated as a factual claim about overall customer satisfaction.
- Individual quotes — “Best moisturiser ever” — testimonials that do not substantiate separate product efficacy claims unless held as representative and compliant with testimonial rules.
Register them as separate rows. A high star average does not prove “clinically proven results” in the hero.
Headline patterns to inventory
| Pattern | Read as | Evidence habit |
|---|---|---|
| “Rated excellent on Trustpilot” | Objective quality claim | Platform export, date, UK scope |
| “#1 rated in category” | Comparative / best claim | See superlatives guide |
| “Over 50,000 happy customers” | Statistical claim | Definition of customer, timeframe, source |
| Star graphic with no platform name | Implied third-party proof | Clarify source or remove implied endorsement |
| Selected five-star quotes carousel | Testimonial + possible efficacy | Inventory objective lines inside quotes |
Scope and contradiction checks
Product vs brand score
A company Trustpilot score supporting a single-SKU hero (“thousands love this serum”) needs clarity — is the score for the product, the brand, or UK orders only? Rule 3.9 material information: buried scope in the widget footer may not cure a headline overclaim.
Date range
“All-time” vs “last 90 days” changes the claim. Hold screenshots of the platform setting that matches on-page wording.
Incentivised reviews
If reviews were solicited with incentives, CAP testimonial and substantiation rules may apply to how you present the aggregate. Not clearance advice — flag for legal/compliance review when incentives were used.
Desk workflow before launch
- Export the live score from the platform (Trustpilot, Google, Feefo) with timestamp.
- Match wording — decimal places, review count, platform name exactly as on page.
- Split testimonial quotes into register rows; strip efficacy claims you cannot substantiate.
- Re-scan after CMS deploy — see before-and-after URLs.
Trust badges beside star widgets
“As seen on…” logos and award rosettes next to star ratings compound claim density. Inventory award lines with trust badge and award claims where that guide exists on your site, and eco badges separately — see eco certification badge claims.
Questions
Is a 4.8-star Trustpilot widget a substantiated product claim?
The aggregate score can be an objective claim about customer satisfaction if presented as a fact. Testimonials inside reviews do not substantiate separate efficacy claims. Inventory both the score line and any quoted review text.
Do review counts need evidence on file?
Yes — hold platform exports showing the count, date range, and that reviews relate to the advertised product or UK service as consumers would understand it.
Can I use star ratings from a different product line?
Only if the page makes the scope clear and evidence matches. A site-wide score supporting a specific SKU claim is a common contradiction risk under rule 3.9.
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