What percentage of reviews are fake for this product?

42.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of D based on review authenticity analysis.

How many reviews were analyzed?

15 reviews were analyzed for authenticity patterns.

What is the adjusted rating after removing fake reviews?

After removing suspicious reviews, the adjusted rating is 3.60 out of 5 stars.

How does this analysis help consumers?

This analysis helps consumers identify products with manipulated reviews, enabling more informed purchasing decisions based on genuine customer feedback.

DONAMA Cervical Pillow for Sleeping, Contour Memory Foam Pillow for Neck and Shoulder Support, Ergonomic Neck Pillow for Side Back Stomach Sleepers, Bed Pillows with Cooling Pillowcase

Name: DONAMA Cervical Pillow for Sleeping, Contour Memory Foam Pillow for Neck and Shoulder Support, Ergonomic Neck Pillow for Side Back Stomach Sleepers, Bed Pillows with Cooling Pillowcase
Brand: Amazon
SKU: B0FNRGRRQ2
Availability: InStock
Rating: 3.6 (15 reviews)

ASIN: B0FNRGRRQ2

Analysis Date: Nov 7, 2025

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Review Analysis Results

Authenticity Grade

42.00%

Fake Reviews

4.60

Original Rating

3.60

Adjusted Rating

Analysis Summary

The reviews show a moderately suspicious pattern with several red flags. The product has an unusually high concentration of 5-star reviews (10 out of 14), with only two 4-star and one 1-star review. Multiple reviews use nearly identical marketing language ('ergonomic contour design,' 'cervical pillow,' 'memory foam') and repeat the same benefits. There are duplicate reviews from the same users (R2HJIBLZAOY1I2 and R298ROHLO5SYZ1 appear twice), which is highly suspicious. Several reviews are extremely brief and generic ('It's pretty good for neck pain so far') while others are overly enthusiastic with marketing-style language. However, the presence of authentic-sounding negative and mixed reviews (including detailed adjustment experiences) provides some balance. The mix of languages (English, Spanish, Portuguese) and varied writing styles suggests some genuine diversity, but the overall pattern indicates a significant portion of potentially incentivized or artificial reviews.

Review Statistics

14,427

Total Reviews on Amazon

-1.00

Rating Difference

Price Analysis

Price analysis pending

Price insights will be available shortly.

Understanding This Analysis

What does Grade D mean?

This product has significant review authenticity issues. Many reviews show patterns consistent with fake or incentivized reviews. Exercise caution.

Adjusted Rating Explained

The adjusted rating (3.60 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.60 stars), suggesting positive fake reviews may be inflating the score.

How We Detect Fake Reviews

Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.

Important Limitations

No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.