Nutricost HMB (Beta-Hydroxy Beta-Methylbutyrate) 1000mg (240 Capsules) - 500mg Per Capsule, 120 Servings - Gluten Free and Non-GMO

Nutricost HMB (Beta-Hydroxy Beta-Methylbutyrate) 1000mg (240 Capsules) - 500mg Per Capsule, 120 Servings - Gluten Free and Non-GMO

ASIN: B07KX2GJHV
Analysis Date: Jan 29, 2026

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Review Analysis Results

B
Authenticity Grade
15.00%
Fake Reviews
4.80
Original Rating
4.40
Adjusted Rating

Analysis Summary

The majority of these reviews appear genuine, with approximately 85% showing authentic characteristics. All reviews are verified purchases, which significantly increases their credibility. The product has a mix of detailed experiences, brief endorsements, and even a balanced 3-star review that adds authenticity to the overall review landscape. The high percentage of positive ratings is consistent with what one would expect for a supplement that users find effective for their workout recovery needs.

Strong evidence of authenticity includes several detailed reviews with personal context. Review #1 provides specific feedback about improved recovery and reduced muscle soreness with practical details about capsule ease and lack of side effects. Review #7 offers a balanced perspective acknowledging uncertainty about effectiveness while noting no negative effects. Review #9 includes Japanese text discussing specific usage patterns with other supplements, showing genuine personal integration into a fitness routine. These detailed, nuanced reviews demonstrate real user experiences rather than manufactured praise.

Some concerns exist with a few reviews that show potential manipulation patterns. Review #5 is extremely brief with generic praise ('Great product with real results'), lacking any specific details. Review #6 contains grammatical issues and unclear phrasing ('losing weight help muscles then this is one product to use'). Review #15 uses marketing-style language ('improved my swimming %100') with exaggerated claims. These represent a small minority but show patterns consistent with inauthentic reviews.

Overall, this appears to be a legitimate product with mostly genuine user feedback. The detailed reviews with specific recovery experiences, dosage information, and personal integration into fitness routines strongly suggest authentic users. While a few reviews raise minor concerns, they represent less than 20% of the total and are outweighed by the numerous detailed, verified experiences. The presence of a balanced 3-star review further supports the authenticity of the review ecosystem.

Key patterns identified in the review analysis include: Specific recovery timing mentions, Capsule size/ease of swallowing details, Integration with workout routines.

Review Statistics

8,410
Total Reviews on Amazon
-0.40
Rating Difference

Price Analysis

Nutricost HMB appears positioned as a value-oriented option in the supplement market with excellent customer ratings. Since the current Amazon price is unknown, compare it against the typical $18-$45 range for similar 240-capsule products. Use Amazon's price tracking tools and wait for Subscribe & Save or coupon offers for the best deal.

MSRP Assessment

Estimated MSRP: Unknown
Source: Unable to determine
Amazon Price: Unable to compare

Market Position

Positioning: Budget to Mid-range
Alternatives Range: $18-$45 for 240 capsules
Value: Nutricost typically offers competitive pricing with strong reviews, making this a solid value choice in the HMB supplement category.

Buying Tips

Best Time to Buy: Best prices often around New Year's resolution season (Jan-Feb) and Amazon Prime Day events.
Deal Indicators: Look for Subscribe & Save discounts, coupon checkboxes on the product page, or bundled offers with other fitness supplements.
Watch For: Watch for third-party sellers charging significantly above typical market price; verify seller is 'Nutricost' or 'Amazon.com' for authenticity.
Price analysis generated by AI based on product category and market research. Actual prices may vary. Last analyzed: Jan 29, 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 (4.40 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 (4.80 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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