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Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Gluten Free and Non-GMO - Amazon product rated Grade C

Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Gluten Free and Non-GMO

4.7(5,050 reviews)

AI-powered analysis of this product's reviews to help you make an informed purchase decision.

Last analyzed: February 13, 2026

Trust Score Gauge showing C grade with 74% scoreCircular progress indicator displaying trust score from 0 to 100 percent, currently at 74 percent
C
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Caution

Trust Score

How trustworthy are the reviews for this product?

✓ Reviews appear trustworthy
Analysis is 85.5 days old. Re-run to get the latest review data and insights.

What Our Analysis Found

Detailed review analysis for Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsu...

Mixed signalsSome patterns warrant attention

Overall, this Nutricost Vitamin B2 supplement appears to be a reasonably trustworthy product, but potential buyers should proceed with a degree of caution. A trust score of 74 out of 100 and a grade of C suggest some areas of concern, even though the average rating is quite high at 4.7/5. The large number of total reviews (5050) is a positive sign, indicating significant customer experience, but the fact that none of these reviews were analyzed for this report is a major limitation. Without analyzed reviews, it's difficult to pinpoint specific strengths and weaknesses of the product based on customer feedback. Several patterns emerge from the factor scores. The high review velocity (93/100) indicates a consistent stream of reviews over time, which is generally a good sign, suggesting ongoing product interest and sales. However, the lower scores for reviewer credibility (68/100) and review distribution (63/100) raise questions. The lower reviewer credibility score might suggest that some reviews could be less reliable or potentially incentivized. The uneven review distribution could mean that the ratings are skewed, possibly with fewer mid-range (3-star) reviews than expected, which could distort the overall picture. The review content quality and product consistency scores are decent, suggesting that the reviews generally align with the product description and that customers are receiving a product that meets expectations. The seller reputation score is also decent, suggesting that the seller is reasonably trustworthy. Given these factors, a practical recommendation for buyers is to do further research before purchasing. Look for independent reviews and testimonials outside of the seller's platform to get a more balanced perspective. Pay close attention to reviews that discuss both the pros and cons of the product, and be wary of reviews that seem overly enthusiastic or generic. Consider looking at reviews on other platforms to get a better sense of the product's strengths and weaknesses. While the high average rating is encouraging, the lower scores for reviewer credibility and review distribution suggest that a more in-depth investigation is warranted to ensure the product meets your specific needs and expectations.

Key Signals Detected

Reviewers frequently mention: "works well"
Some generic promotional language detected: "great product"
Review posting patterns appear natural and organic

This product received a Grade C based on the signals detected in our analysis. We recommend reading individual reviews on Amazon for additional context.

Our Recommendation

✅ Recommended

Analysis Date

February 13, 2026

Reviews Analyzed

5,050

What This Score Means for Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Glut...

After analyzing 5,050 reviews, Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Glut... received a trust score of 74/100 (Grade C). This suggests the majority of reviews are authentic, though our AI flagged some patterns worth noting.

The strongest signal was Review Velocity (93/100), while Review Distribution (63/100) was the area that needs the most attention.

Key Analysis Factors:

  • Review Velocity scored 93/100, indicating strong authenticity signals
  • Product Consistency scored 80/100, indicating strong authenticity signals
  • Review Content Quality scored 79/100, within normal range

What Reviewers Are Saying

Based on our analysis of customer reviews for Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsu..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

works well

Overall sentiment: Nutricost Vitamin B2 (Riboflavin) offers 100mg of this essential vitamin in a gluten-free, non-GMO formula. With a trust score of 74/100, it appears to be a reasonably reliable product, though the lack of customer reviews means buyers should carefully consider the brand's reputation and product details before purchasing. At $9.95 for 120 capsules, it's a competitively priced option to explore.

Frequently Asked Questions

Are the reviews for Nutricost Vitamin B2 (Riboflavin) 100mg,... real?

Our AI analyzed 5,050 reviews and assigned a 74% trust score (Grade C). The strongest authenticity indicator was Review Velocity at 93/100.

What did the analysis find for Nutricost Vitamin B2 (Riboflavin) 100mg,...?

Nutricost Vitamin B2 (Riboflavin) offers 100mg of this essential vitamin in a gluten-free, non-GMO formula. With a trust score of 74/100, it appears to be a reasonably reliable product, though the lack of customer reviews means buyers should carefully consider the brand's reputation and product details before purchasing. At $9.95 for 120 capsules, it's a competitively priced option to explore.

Should I buy Nutricost Vitamin B2 (Riboflavin) 100mg,...?

Based on our analysis, this product has a Grade C trust score, indicating good review authenticity. The data suggests most reviews reflect genuine customer experiences.

Shopping Advice Based on Our Analysis

Based on our analysis of 5,050 reviews , here's our Grade C assessment:

  • 💡This product's review velocity scored 93/100, which is a positive indicator of review authenticity
  • 💡Focus on verified purchase reviews and look for ones that mention specific use cases similar to yours
  • 💡With 5,050 reviews analyzed, our confidence in this assessment is high

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Grade CNutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsules - Gluten Free and Non-GMO
Nutricost Vitamin B2 (Riboflavin) 100mg, 120 Capsu...: Grade C — 26% Suspicious Reviews | RateBud