Biotin Hair Growth Supplement - 180 Vegan Tablets Enhanced with Zinc & Selenium, Hair Vitamins Complex - Biotin 10000 mcg - Hair Skin and Nails Vitamins for Women & Men UK (Packaging Design May Vary)
Biotin-rich supplement with 10,000 mcg of biotin, zinc, and selenium supports hair, skin, and nail health, growth, and protection in a convenient package.
Review Analysis Results
Analysis Summary
The review set shows a moderately suspicious pattern with 18% estimated fake reviews. Analysis reveals: 1) Rating distribution is heavily skewed toward 5-star reviews (70% of reviews), which is common in manipulated review sets; 2) All reviews are from unverified purchases ('U' designation), reducing credibility; 3) While no review text is available for detailed linguistic analysis, the uniform 'U' designation across all reviews and the extreme positive bias (only one review below 4 stars) suggest potential manipulation. However, the presence of some rating diversity (one 3-star review and two 4-star reviews) provides some credibility, preventing a higher fake percentage assessment.
Review Statistics
About Review Data Collection
We extract as much review data as Amazon makes available at the time of analysis. The amount may vary due to Amazon's rate limiting, regional restrictions, or other factors. Our analysis is based on the reviews we successfully collected.
Want to analyze more reviews? Install the Null Fake Chrome extension to capture and analyze additional reviews as you browse Amazon.
Free, quick to install, and works on Chrome, Edge, Brave, and other Chromium browsers.
Price Analysis
Price analysis pending
Price insights will be available shortly.
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 (4.20 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.
