What percentage of reviews are fake for this product?

28.00% of the analyzed reviews appear to be fake or inauthentic.

What is the authenticity grade for this product?

The product receives a grade of C 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 3.00 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 Unable to compare.

How is this product positioned in the market?

This product is positioned as a Mid-range option in its category.

DenTek Ultimate Guard for Nighttime Teeth Grinding

Name: DenTek Ultimate Guard for Nighttime Teeth Grinding
Brand: Amazon
SKU: B07M9Z6ZMN
Availability: InStock
Rating: 3.0 (15 reviews)

ASIN: B07M9Z6ZMN

Analysis Date: Nov 20, 2025

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Review Analysis Results

Authenticity Grade

28.00%

Fake Reviews

3.47

Original Rating

3.00

Adjusted Rating

Analysis Summary

The review set shows a mix of authentic and potentially suspicious content. Positive aspects include detailed negative reviews with specific usage experiences and legitimate concerns about fit and safety. However, several patterns raise moderate concerns: multiple 5-star reviews use nearly identical phrasing about being 'just as good as the dentist' (reviews 8, 9), some positive reviews are extremely brief and generic (review 10: 'Muy cómodo y sencillo'), and there's a duplicate review (review 2 and 11 are identical). The rating distribution is polarized with clusters at 1-star and 5-star, though the detailed negative reviews appear genuine. The moderate fake percentage reflects that while many reviews seem authentic, there are enough suspicious patterns to suggest some artificial boosting.

Review Statistics

7,547

Total Reviews on Amazon

-0.47

Rating Difference

Price Analysis

As a mid-range dental guard, expect to pay between $15-$40 for this product category. The 3.47/5 rating suggests mixed user satisfaction, so compare reviews with similarly priced alternatives. For the best deal, wait for a sale event or use Amazon's subscription service.

MSRP Assessment

Estimated MSRP: Unknown

Source: Unable to determine

Amazon Price: Unable to compare

Market Position

Positioning: Mid-range

Alternatives Range: $15-$40

Value: DenTek offers established brand reliability at a competitive price point compared to both budget disposable options and custom dental solutions.

Buying Tips

Best Time to Buy: Best prices often found during major retail holidays (Prime Day, Black Friday) or during 'Health & Wellness' sales events.

Deal Indicators: Look for Subscribe & Save discounts, multi-pack offers, or coupons applied at checkout for the best value.

Watch For: Be wary of third-party sellers with prices significantly lower than the typical range, as they may be selling expired, counterfeit, or used products.

Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Dec 1, 2025

Understanding This Analysis

What does Grade C mean?

This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.

Adjusted Rating Explained

The adjusted rating (3.00 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 (3.47 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.