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 91% (Grade A). 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.

Product image of THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplement - Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Support* - Gluten-Free - 60 Servings

THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplement - Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Support* - Gluten-Free - 60 Servings

Name: THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplement - Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Support* - Gluten-Free - 60 Servings
Brand: THORNE
SKU: B09FYHTSNW
Price: 18 USD
Availability: InStock
Rating: 4.8 (731 reviews)

4.8(731 reviews)

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

Last analyzed: October 19, 2025

0%🟢

Excellent

Trust Score

How trustworthy are the reviews for this product?

✓ Reviews appear trustworthy

Analysis is 92.4 days old. Re-run to get the latest review data and insights.

Analysis Summary

Based on the analysis, this Thorne Ascorbic Acid Vitamin C supplement has received overwhelmingly positive reviews, with a rating of 4.8/5 and an overall score of 91/100. The high review credibility and product consistency scores suggest that the product is trustworthy and reliable, while the seller reputation score is a moderate 78/100, indicating some room for improvement. Overall, this supplement appears to be a solid choice for those looking for a high-quality Vitamin C supplement, particularly given its gluten-free and antioxidant-supporting properties.

Our Recommendation

✅ Recommended

Analysis Date

October 19, 2025

Reviews Analyzed

731

Understanding This Trust Score

THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplement - Supp... received a Grade A with a trust score of 91/100. This product has earned our highest trust rating. The review patterns show authentic customer feedback with natural language variation, consistent timing, and verified purchases. You can shop with confidence.

What This Means:

•Reviews show natural language diversity
•No suspicious timing patterns detected
•High percentage of verified purchases
•Review velocity matches expected sales patterns

What Reviewers Are Saying

Based on our analysis of customer reviews for THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplem..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

high-quality producteffective and easy to digest

Overall sentiment: Based on the analysis, this Thorne Ascorbic Acid Vitamin C supplement has received overwhelmingly positive reviews, with a rating of 4.8/5 and an overall score of 91/100. The high review credibility and product consistency scores suggest that the product is trustworthy and reliable, while the seller reputation score is a moderate 78/100, indicating some room for improvement. Overall, this supplement appears to be a solid choice for those looking for a high-quality Vitamin C supplement, particularly given its gluten-free and antioxidant-supporting properties.

Frequently Asked Questions

Are the reviews for THORNE - Ascorbic Acid - 1000 mg Vitamin... real?

▼

Based on our AI analysis, approximately 91% of reviews appear authentic, while 9% 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 731 reviews to calculate the trust score.

Should I buy THORNE - Ascorbic Acid - 1000 mg Vitamin...?

▼

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

Shopping Tips

This product has 731 reviews with a Grade A 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.

✨ Premium Quality Product

As an Amazon Associate I earn from qualifying purchases

Grade ATHORNE - Ascorbic Acid - 1000 mg Vitamin C Supplement - Supports Healthy Immune Function & Collagen Formation - Provides Antioxidant Support* - Gluten-Free - 60 Servings

THORNE - Ascorbic Acid - 1000 mg Vitamin C Supplem...: Grade A — 9% Suspicious Reviews | RateBud