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Amazon.com > > Health Care > Over-the-Counter Medication > Pain Relievers >
Jump to Report Card Jump to Report Card Report Info: Last Updated: Apr 21, 2024 Why isn't the adjusted rating lower? Note: We only analyze "reviews" and ignore one-tap "ratings". *This is only a Preliminary Report
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Warn Overall Grade FAIL FAIL WARN WARN PASS PASS PASS PASS PASS PASS N/A I've had trouble sleeping my entire life. I'm pretty sure ... [Go to full review] Jan 2, 2024 100% This Product Is A Life Saver I Have No More ... [Go to full review] Apr 14, 2024 0% Report inaccurate data Fail We discovered a total of 29 deleted Reviews for this product, with an average rating of 4.4. Even though deleted reviews don't affect the average rating, the fact that action was taken to delete reviews raises some red flags about the integrity of the reviews for the product as whole. There are a few limitations to keep in mind regarding the Deleted Reviews test: Read more about our Deleted Reviews test. Fail Approximately 40% of reviewers have only reviewed this product. The One-Hit Wonders have rated this product an average of while the reviewers who have posted more than one review have rated this product an average of . Based on our statistical modeling, the discrepancy in average rating between these two groups is significant enough to believe that the difference is not due to random chance, and may indicate that there are unnatural reviews. from one-hit wonders from reviewers with more than one review 2.8 4.5 Read more about our Suspicious Reviewers test. Warn It appears that several reviews were created during just a short period of time. Warn Reviews that contain one of these phrases are NOT necessarily devalued; read more about how this test works here. Common Phrases in Titles: ~54% of reviews ~15% of reviews ~15% of reviews ~100% of reviews Approximately 75% of reviews use substantial repetitive phrases between them. This is an excessively large percentage which may indicate unnatural reviews. from reviews with substantial repetitive phrases from reviews without substantial repetitive phrases 4.0 3.3 Read more about our Phrase Repetition test. Pass of the total reviews for this product are unverified purchases. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product. from unverified purchasers from verified purchases N/A 3.9 Unverified purchases may be the result of Kindle Unlimited readers, buyers who didn't pay full price, or reviewers who did not purchase the product at Amazon. Read more about our Unverified Purchases test. Pass We didn't find any review word count groups that had a statistically significant greater concentration than what we'd expect to see in this category. Pass Less than approximately 10% of reviewers have substantial overlapping product review history. This is within an acceptable range and it does not appear to be significantly affecting the overall rating for this product. Pass The ease score is the average rating for all reviews that a given reviewer submits. The average ease score for reviewers of this product is 3.5, while the average ease score for reviewers in this category is 4.3. 3.5 4.3 Read more about our Reviewer Ease test. Pass We didn't detect a substantial amount of Brand Repeaters. Pass On Oct 3, 2016, Amazon prohibited incentivized reviews, however we still test for them since there are still millions in our dataset. We didn't detect any reviews that used language indicating they were incentivized.Deleted Reviews
Suspicious Reviewers
Rating Trend
Phrase Repetition
Unverified Purchases
Word Count Comparison
Overlapping Review History
Reviewer Ease
Brand Repeats
Incentivized Reviews
Reviewer Participation
TRUST Verified Purchaser
Take-Back Reviewer (2 deleted Reviews; avg. rating: 5.0)
Critical Reviewer (avg. rating: 3.9)
TRUST Verified Purchaser
Created on a high volume day
Contains repetitive phrases(
show)
One-Hit Wonder
Critical Reviewer (avg. rating: 1.0)
Deleted Reviews
Suspicious Reviewers
One-Hit Wonders
Rating Trend
Read more about our Rating Trend test. Phrase Repetition
(5.0/5)
(4.0/5)
(1.0/5)
(3.9/5)
Unverified Purchases
55
Word Count Comparison
Read more about our Word Count Comparison test. Overlapping Review History
Read more about our Overlapping Review History test. Reviewer Ease
3.5 Product's Average Ease Score
4.3 Category's Average Ease Score
Brand Repeats
Brand Repeaters
Incentivized Reviews
Read more about our Incentivized Reviews test. Check out our study showing that Incentivized Reviewers are much more likely to leave a positive review.