THORNE - Collagen Fit - Unflavored Collagen Peptides Powder with Nicotinamide Riboside - 15g of Collagen Peptides and 14g Protein per Serving - NSF Certified for Sport - 17.8 Oz - 30 Servings

THORNE - Collagen Fit - Unflavored Collagen Peptides Powder with Nicotinamide Riboside - 15g of Collagen Peptides and 14g Protein per Serving - NSF Certified for Sport - 17.8 Oz - 30 Servings

ASIN: B0B7K9Y1FD
Analysis Date: Jan 11, 2026 (re-analyzed Jan 11, 2026)

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Review Analysis Results

B
Authenticity Grade
15.00%
Fake Reviews
3.87
Original Rating
3.60
Adjusted Rating

Analysis Summary

The majority of these reviews for Thorne Collagen FIT appear genuine, with approximately 85% showing authentic characteristics. The sample includes 15 reviews, with 13 marked as verified purchases (V) and 2 as unverified (U). This high verification rate significantly increases the overall authenticity likelihood. Most reviews contain specific personal experiences, balanced perspectives, and detailed product observations that align with genuine consumer feedback patterns.

Strong evidence of authenticity includes multiple reviews with personal context and specific usage details. Review #1 describes using the product "for just over a month now, mostly as part of my morning smoothie" and notes it "blends in well and adds a noticeable protein boost." Review #4 provides detailed feedback about "joint health and skin elasticity" improvements over "a few weeks." Review #7 offers a balanced 3-star perspective, mentioning it was "recommended by a friend for hair and joint support" and noting how it helped another supplement "dissolve better." These detailed, personal accounts with specific timeframes and usage contexts strongly indicate genuine experiences.

A few reviews raise minor concerns, primarily three extremely brief 5-star reviews (#2, #3, and #9) that lack specific details. Review #2 states only "Great product dissolves easily and no aftertaste," while #3 says simply "Good product" and #9 "Great product, nothing more to say." These generic positive statements without personal context could potentially be low-effort reviews or part of manipulation patterns, though they could also simply be from satisfied customers who didn't elaborate. Review #6 is somewhat unusual with its clinical tone ("NSF certified. Fast delivery. Check with your Nutritionist.") but still provides factual information.

Overall, this review set appears predominantly authentic with only a small subset showing potential manipulation indicators. The detailed positive reviews with specific personal experiences outweigh the few generic positive statements. The presence of balanced 3-star and critical 1-2 star reviews (#10-13) discussing product issues like speckles, packaging differences, and poor dissolution further supports organic review patterns rather than coordinated manipulation. The unverified reviews (#14-15) are actually among the most detailed and knowledgeable, discussing Thorne's reputation and specific ingredients like Nicotinamide Riboside.

Key patterns identified in the review analysis include: Detailed personal usage timelines ("just over a month", "a few weeks"), Balanced perspectives including specific criticisms, Verified purchase rate of 87%.

Review Statistics

356
Total Reviews on Amazon
-0.27
Rating Difference

Price Analysis

Thorne Collagen Fit is a premium supplement with specialized formulation and third-party certification. Given the 3.87/5 rating suggests some quality consistency concerns, wait for a verified Amazon deal or compare directly with Thorne's website price before purchasing. Consider whether the added nicotinamide riboside justifies the premium over basic collagen peptides.

MSRP Assessment

Estimated MSRP: $65.00
Source: Brand typical pricing
Amazon Price: Unable to compare

Market Position

Positioning: Premium
Alternatives Range: $25-$70
Value: Thorne's NSF Sport certification and dual collagen/nicotinamide riboside formulation justify its premium positioning versus basic collagen-only competitors.

Buying Tips

Best Time to Buy: Best prices often occur during New Year fitness promotions (Jan-Feb) or Amazon Prime Day events.
Deal Indicators: Subscribe & Save discounts, bundled offers with other Thorne products, or coupon clip-on promotions.
Watch For: Watch for third-party sellers charging significantly above Thorne's direct price; verify seller is 'Thorne' or 'Amazon.com'.
Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Jan 11, 2026

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 (3.60 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 (3.87 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.

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