Solgar L-Tyrosine 500 mg, 100 Vegetable Capsules - Brain & Nervous System Support - Vegan, Gluten Free, Dairy Free, Kosher - 100 Servings ,Standard Packaging
As an Amazon Associate I earn from qualifying purchases.
Review Analysis Results
Analysis Summary
This product review set shows a mixed authenticity profile with approximately 28% likely fake reviews. The distribution reveals 7 five-star reviews, 1 four-star, 1 three-star, and 1 one-star review, creating a typical J-curve pattern common in authentic review sets. The verified purchase status across all reviews adds credibility, though the high concentration of perfect ratings (7 out of 10 reviews at 5 stars) raises some concerns about potential review manipulation.
Several reviews exhibit suspicious language patterns, including the first review's direct comparison to a competing brand ("This brand of tyrosyne is much easier to tolerate than the NOW brand") and the second review's detailed medication comparison ("trying to get off of my ADHD meds (Adderall)"). These comparative statements often appear in incentivized reviews. Additionally, reviews like "Great product!! Works well" and "So good" lack substantive detail and follow common template patterns seen in fake reviews.
The authenticity indicators are mixed - some reviews show strong credibility through specific usage details, such as the reviewer who mentions taking the product for "nearly 40 years" and references reading "an article in Muscle & Fitness way back then." However, the emotional extremes in several reviews (both highly positive and negative) without balanced perspectives, combined with the high frequency of subscription mentions and brand loyalty statements, suggest some orchestrated content. The timing and review patterns don't show obvious clustering, which is a positive indicator.
Key concerns include the high proportion of five-star ratings with similar enthusiastic language and the presence of several overly promotional reviews. Positive indicators include the presence of critical reviews (1-star and 3-star), detailed personal experiences in some reviews, and the lack of obvious bot-like patterns. The product appears to be a legitimate dietary supplement with genuine users, but likely has some incentivized or compensated reviews mixed in.
Key patterns identified in the review analysis include: direct competitor comparisons, subscription pushing, medical condition claims.
Review Statistics
Price Analysis
Solgar L-Tyrosine is positioned as a mid-range supplement with strong brand reputation. Expect to pay $20-$30 for 100 capsules from reputable sellers. Look for Subscribe & Save or bundled deals for the best value, and verify seller ratings before purchasing.
MSRP Assessment
Market Position
Buying Tips
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 (3.60 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 (4.22 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.
Share This Analysis
Related Blended Vitamin & Mineral Supplements Products
Quick Links
Learn More About Fake Reviews
Safe Amazon Shopping Guide: 7 Steps to Avoid Fake Products
Complete guide to safe Amazon shopping including review analysis, seller verification, price checking, product research strategies, and scam avoidance techniques.
How to Spot Fake Amazon Reviews: 10 Warning Signs in 2025
Learn the telltale signs of fake Amazon reviews including AI-generated text, suspicious timing patterns, generic language, and reviewer behavior red flags. Based on analysis of 40,000+ products.
Amazon's Choice Badge: What It Really Means and Why It Can Mislead
The Amazon's Choice badge appears trustworthy but is algorithmically assigned without quality verification. Learn what triggers the badge, its limitations, and why you shouldn't rely on it alone.