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.

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.

NOW Foods Supplements, Silica Complex with Horsetail Extract, Supports Hair, Skin and Nail Health, Structural Support, 180 Tablets

Name: NOW Foods Supplements, Silica Complex with Horsetail Extract, Supports Hair, Skin and Nail Health*, Structural Support*, 180 Tablets
Brand: Amazon
SKU: B00028M04Y
Availability: InStock
Rating: 3.6 (15 reviews)

ASIN: B00028M04Y

Analysis Date: Nov 23, 2025

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Review Analysis Results

Authenticity Grade

42.00%

Fake Reviews

4.53

Original Rating

3.60

Adjusted Rating

Analysis Summary

This product shows moderate signs of review manipulation with several concerning patterns. The review distribution is heavily skewed toward 5-star ratings (11 out of 15 reviews), which is unusual for a health supplement. Multiple reviews make extraordinary medical claims about healing bone fractures, regrowing hair, and curing various conditions without appropriate disclaimers. There's notable repetition in content with review #15 being an exact duplicate of review #4. Several reviews use exaggerated marketing language and emojis typical of incentivized reviews. However, the presence of legitimate-sounding negative and neutral reviews (#8, #16) and some detailed positive reviews provides some balance. The mix of languages (English, Portuguese, Arabic) and varying review lengths suggests some organic diversity.

Review Statistics

1,812

Total Reviews on Amazon

-0.93

Rating Difference

Price Analysis

NOW Foods Silica Complex is a mid-range supplement with strong customer ratings. Since the current Amazon price is unknown, compare it against the typical $15-$45 range for similar hair/skin/nail supplements. Check for Subscribe & Save options and verify you're buying from Amazon or authorized sellers for best value.

MSRP Assessment

Estimated MSRP: $25-$35

Source: Brand typical pricing

Amazon Price: Unable to compare

Market Position

Positioning: Mid-range

Alternatives Range: $15-$45

Value: NOW Foods offers good quality at competitive prices compared to premium brands like Jarrow Formulas or Nature's Bounty.

Buying Tips

Best Time to Buy: Best prices often around New Year's resolutions (January) or Amazon Prime Day events.

Deal Indicators: Look for Subscribe & Save discounts, coupon checkboxes, or multi-bottle bundles for better value.

Watch For: Watch for third-party sellers charging significantly above typical market price for this supplement.

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 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 (4.53 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.