What percentage of reviews are fake for this product?

15.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of B 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.

Is this product priced fairly on Amazon?

Based on AI price analysis, this product is Below MSRP.

How is this product positioned in the market?

This product is positioned as a Budget option in its category.

Mouth Guard for Grinding Teeth at Night: Moldable Dental Guard for Sleeping - Nighttime Protection for Teeth (4 Counts)

Name: Mouth Guard for Grinding Teeth at Night: Moldable Dental Guard for Sleeping - Nighttime Protection for Teeth (4 Counts)
Brand: Amazon
SKU: B0F2FZSXJC
Availability: InStock
Rating: 3.6 (15 reviews)

ASIN: B0F2FZSXJC

Analysis Date: Jan 4, 2026 (re-analyzed Jan 4, 2026)

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Review Analysis Results

Authenticity Grade

15.00%

Fake Reviews

3.93

Original Rating

3.60

Adjusted Rating

Analysis Summary

The vast majority of these reviews appear genuine, with approximately 85% showing authentic characteristics. Most reviews are verified purchases and contain specific personal experiences, detailed product interactions, and balanced perspectives that reflect real user engagement. The product appears to be a dental mouth guard for teeth grinding/bruxism, and the reviews reflect typical user experiences with such products.

Strong evidence of authenticity includes numerous reviews with specific personal context: Review #2 details the exact process of following instructions and water temperature, Review #3 mentions reduced jaw tension and headaches, Review #4 provides specific comparison to professional sports mouth guards, Review #7 discusses TMJ and expensive dentist alternatives, and Review #11 offers a detailed personal story about painful bruxism. These reviews contain the kind of specific, varied language and personal experiences that are difficult to fabricate systematically.

A few reviews raise minor concerns: Review #9 ('The best product quality in the category! Recommended!') is extremely generic and lacks personal context, while Review #14 ('C’est très gênant') is too brief to assess meaningfully. However, these represent a small minority. There's no evidence of coordinated manipulation, repetitive phrasing, or marketing language across multiple reviews.

Overall, this review set appears predominantly authentic with a small percentage of potentially low-quality or uninformative reviews. The detailed personal experiences, varied writing styles, and balanced perspectives (including several 1-4 star reviews with specific criticisms) strongly suggest genuine customer feedback. The few concerning reviews don't show patterns of manipulation, just potential low-effort submissions.

Key patterns identified in the review analysis include: Specific molding instructions and water temperature details, Personal medical context (bruxism, TMJ, jaw pain), Comparisons to dentist-made or professional alternatives.

Review Statistics

12,987

Total Reviews on Amazon

-0.33

Rating Difference

Price Analysis

This product is positioned as a budget-friendly, high-volume option in the night guard market. With nearly 13,000 reviews and a solid rating, it represents a low-risk trial for teeth grinders. Recommend buying if the current Amazon price is under $30 for the 4-pack, as this offers strong value versus single-use or dentist-made alternatives.

MSRP Assessment

Estimated MSRP: $39.99

Source: Market research

Amazon Price: Below MSRP

Market Position

Positioning: Budget

Alternatives Range: $15-$80

Value: This 4-pack offers excellent per-unit value compared to single or dual packs in the same quality tier.

Buying Tips

Best Time to Buy: No strong seasonal pattern, but check around New Year's (resolution season) and Amazon Prime Day.

Deal Indicators: Price below $25 for the 4-pack, subscribe & save discounts, or coupon clip offers.

Watch For: Be wary of prices significantly below $20 for a 4-pack, as quality and material safety may be compromised.

Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Jan 4, 2026

Understanding This Analysis

What does Grade B mean?

This product has good review authenticity with minor concerns. While most reviews appear genuine, we detected some patterns that warrant mild 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 (3.93 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.