How does RateBud detect fake Amazon reviews?

RateBud uses advanced AI to analyze review patterns, language authenticity, timing anomalies, and content quality. We examine reviewer behavior, review velocity, and linguistic markers to detect fake reviews with high accuracy.

What does the trust score mean?

The trust score is a percentage from 0-100% indicating review authenticity. This product scored 87% (Grade B). Scores above 80% indicate highly trustworthy reviews, 60-79% are generally reliable, and below 60% suggest caution.

Is RateBud's review analysis free?

Yes, RateBud's AI-powered review analysis is completely free. We analyze Amazon reviews to help you avoid fake reviews and make informed purchasing decisions. No signup required.

✅ NOW Foods Supplements, NAC (N-Acetyl-Cysteine) 1,000 mg, Free Radical Protection*, 120 Tablets Review Analysis

Name: NOW Foods Supplements, NAC (N-Acetyl-Cysteine) 1,000 mg, Free Radical Protection*, 120 Tablets
Brand: NOW
SKU: B00KT3H13C
Price: 17.99 USD
Availability: InStock
Rating: 4.6 (13955 reviews)

Analysis Summary

Analysis is 128.3 days old. Re-run to get the latest review data and insights.

Based on the analysis, this NOW Foods NAC supplement has received overwhelmingly positive reviews from customers, with a 4.6/5 rating and 87/100 overall score. However, the relatively low brand trust score of 60/100 suggests that some customers may be hesitant to fully trust the brand, which could be a concern for those considering purchasing this product. On the other hand, the high product consistency score of 95/100 indicates that customers have been consistently satisfied with the quality of the product.

Review Timeline

Review patterns over time - spikes may indicate manipulation

95%

Velocity Score

Spikes

None found

Peak

Reviews/mo

Timeline

Months

Pattern Analysis

Good: Review pattern appears natural with steady growth. No suspicious spikes that might indicate review manipulation.

Keyword Analysis

Common phrases and their authenticity patterns

71%

Authenticity

miracle workers(5)best product ever(8)great product(11)

Positive

Natural phrases

Critical

Genuine concerns

Suspicious

Generic phrases

Language Authenticity

Vocabulary Diversity100%

Natural Language Flow86%

Unique Phrasing97%

Good: Language patterns appear natural with good diversity. Reviews use varied vocabulary and authentic expressions.

Recommendation

✅ Recommended

Analysis Date

September 12, 2025

Total Reviews

13,955 reviews analyzed

Understanding This Trust Score

NOW Foods Supplements, NAC (N-Acetyl-Cysteine) 1,000 mg, Fre... received a Grade B with a trust score of 87/100. This product shows mostly genuine review patterns with minor concerns. The majority of reviews appear authentic, though some indicators suggest a small percentage may be incentivized or less reliable.

What This Means:

•Most reviews appear authentic
•Some minor patterns warrant attention
•Overall trustworthy for purchase decisions
•Consider reading recent reviews more carefully

What Reviewers Are Saying

Based on our analysis of customer reviews for NOW Foods Supplements, NAC (N-Acetyl-Cysteine) 1,0..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

great product (11x)

Overall sentiment: Based on the analysis, this NOW Foods NAC supplement has received overwhelmingly positive reviews from customers, with a 4.6/5 rating and 87/100 overall score. However, the relatively low brand trust score of 60/100 suggests that some customers may be hesitant to fully trust the brand, which could be a concern for those considering purchasing this product. On the other hand, the high product consistency score of 95/100 indicates that customers have been consistently satisfied with the quality of the product.

Frequently Asked Questions

Are the reviews for NOW Foods Supplements, NAC (N-Acetyl-Cys... real?

▼

Based on our AI analysis, approximately 87% of reviews appear authentic, while 13% show patterns consistent with potentially fake or incentivized reviews. Overall, you can trust most reviews for this product.

How does RateBud detect fake reviews?

▼

Our AI analyzes multiple factors including review timing patterns, language similarity, reviewer history, and purchase verification. For this product, we analyzed 13,955 reviews to calculate the trust score.

Should I buy NOW Foods Supplements, NAC (N-Acetyl-Cys...?

▼

Based on our analysis, this product has trustworthy reviews and appears to be a safe purchase. The B grade indicates good review authenticity.

Shopping Tips

This product has 13,955 reviews with a Grade B trust score. Here's what to keep in mind:

💡Always prioritize verified purchase reviews over unverified ones
💡Look for detailed reviews that mention specific pros and cons
💡Be cautious of products with sudden spikes in positive reviews

Ready to make your purchase?

Based on our analysis, you can make an informed decision. Click below to purchase this product on Amazon.

✨ High Quality Product

As an Amazon Associate I earn from qualifying purchases