Unived Natural Caffeine L-Theanine Capsules (100mg/200mg), for Energy & Focus, Nootropic, 60 Vegan Capsules
Review Analysis Results
Analysis Summary
The overwhelming majority of these reviews appear genuine, with only one review showing clear signs of potential inauthenticity. All reviews are verified purchases, which significantly increases their credibility. The reviews display a wide range of ratings (1-5 stars) and detailed personal experiences with side effects, dosage observations, and specific product reactions—all hallmarks of authentic user feedback. The presence of negative reviews discussing adverse effects further supports the organic nature of this review set.
Strong evidence of authenticity includes multiple reviews with specific personal context and balanced perspectives. Review #2 provides detailed medical reasoning about green tea extract and liver pain, while review #4 mentions switching back to a specific brand (Muscle Tech) after noticing blood in stool—both contain the type of specific, personal information that is difficult to fabricate convincingly. Review #6 describes using the product for "deep focus work" with specific behavioral observations about concentration, and review #7 details a timeline of effects over several days with specific physiological symptoms.
The only concerning review is #8, which consists of a single generic word ("good") with a 5-star rating. This minimal content without any specifics or personal context fits the pattern of potential review manipulation. However, this represents just one out of eight reviews, and even this could potentially be from a genuine but uncommunicative purchaser.
Overall, this review set demonstrates strong authenticity signals with diverse perspectives, specific personal experiences, and verified purchase status. The single potentially fake review is outweighed by seven detailed, credible reviews that provide valuable consumer information. The low fake percentage reflects that most reviews contain the nuanced, personal details characteristic of genuine user experiences rather than coordinated manipulation.
Key patterns identified in the review analysis include: Verified purchase status across all reviews, Specific side effect descriptions with personal timelines, Balanced perspectives acknowledging both benefits and drawbacks.
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.
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Price Analysis
This is a premium nootropic supplement with a specific formulation. Without the current Amazon price, compare it to alternatives in the ₹800-₹2,000 range. Look for discounts during major Amazon sales and always verify the price per capsule to assess true value.
MSRP Assessment
Market Position
Buying Tips
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 (3.40 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 (3.63 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.
