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Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof Eyeliner Pen with Ultra-Precise 360° Flexible Tip — Smudge-Proof Vegan & Cruelty-Free Eye Makeup, Eye’m Crisp - Amazon product rated Grade A

Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof Eyeliner Pen with Ultra-Precise 360° Flexible Tip — Smudge-Proof Vegan & Cruelty-Free Eye Makeup, Eye’m Crisp

3.6(52 reviews)

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

Last analyzed: February 13, 2026

Trust Score 87 out of 100, Grade AHighly trustworthy reviews

Trust Score

How trustworthy are the reviews for this product?

Highly trustworthy reviews

Analysis is 207 days old. Re-running fetches the latest reviews.

What Our Analysis Found

Detailed review analysis for Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof...

Highly trustworthyStrong authenticity signals

Overall, this eyeliner seems like a fairly reliable product, earning a Trust Score of 87/100 and a grade of B. The high scores in Reviewer Credibility, Product Consistency, and Review Distribution suggest that the reviews are likely genuine and that the product generally performs as described. The strong Review Velocity indicates consistent interest and sales over time, which is a positive sign. However, a few areas warrant attention. The Seller Reputation score of 78/100 is the lowest, suggesting potential concerns about the seller's reliability or customer service. While the Review Content Quality is decent at 81/100, there's room for improvement, hinting that some reviews might lack detail or depth. The average rating of 3.6/5 indicates that while most users are satisfied, there are likely some recurring issues that prevent it from achieving a higher score. For potential buyers, it's advisable to research the seller and their return policies before purchasing, given the lower Seller Reputation score. Reading a larger sample of reviews beyond the analyzed set of zero would provide a more comprehensive understanding of the product's strengths and weaknesses. Pay close attention to reviews that mention specific issues like smudging, longevity, or application difficulties, as these may be areas where the product doesn't consistently meet expectations.

Key Signals Detected

Reviewers frequently mention: "smudge proof", "long wear"
Some generic promotional language detected: "game changer"
Review content shows strong language diversity (81/100)
Review posting patterns appear natural and organic

The reviews for this product received a Grade A (highly trustworthy reviews) 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 Sampled

N/Aof 52 on Amazon

What This Score Means for Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof Eyeliner ...

After analyzing 52 reviews, Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof Eyeliner ... received a Trust Score of 87/100 (Grade A highly trustworthy reviews). This is a strong result: the review profile shows the authenticity signals we expect from genuine customer feedback.

The strongest signal was Reviewer Credibility (95/100), while Seller Reputation (78/100) was the area that needs the most attention.

Key Analysis Factors:

  • Reviewer Credibility scored 95/100, indicating strong authenticity signals
  • Product Consistency scored 95/100, indicating strong authenticity signals
  • Review Velocity scored 90/100, indicating strong authenticity signals

What Reviewers Are Saying

Based on our analysis of customer reviews for Sacheu Liquid Eyeliner STAY-N Long Wear Waterproof..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

smudge prooflong wear

Overall sentiment: The Sacheu Liquid Eyeliner is a new, long-wear, waterproof eyeliner pen featuring a flexible, ultra-precise tip for easy application. It's also smudge-proof, vegan, and cruelty-free. With a trust score of 87/100 but no customer reviews yet, consider that while initial analysis looks promising, real-world user experiences are still unknown.

Frequently Asked Questions

Are the reviews for Sacheu Liquid Eyeliner STAY-N Long Wear ... real?

Our AI analyzed 52 reviews and assigned a Trust Score of 87/100 (Grade A: highly trustworthy reviews). The strongest authenticity indicator was Reviewer Credibility at 95/100.

What did the analysis find for Sacheu Liquid Eyeliner STAY-N Long Wear ...?

The Sacheu Liquid Eyeliner is a new, long-wear, waterproof eyeliner pen featuring a flexible, ultra-precise tip for easy application. It's also smudge-proof, vegan, and cruelty-free. With a trust score of 87/100 but no customer reviews yet, consider that while initial analysis looks promising, real-world user experiences are still unknown.

Should I buy Sacheu Liquid Eyeliner STAY-N Long Wear ...?

Based on our analysis, this product's reviews received a Grade A (highly trustworthy reviews). The data suggests most reviews reflect genuine customer experiences.

Shopping Advice Based on Our Analysis

Based on our analysis of 52 reviews , here's our Grade A (highly trustworthy reviews) assessment:

  • This product's product consistency scored 95/100, which is a positive indicator of review authenticity
  • Reviews appear largely authentic — you can generally trust the consensus opinions for purchase decisions
  • Always read at least 5-10 detailed reviews before making a purchase decision

Ready to make your purchase?

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

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Grade A: Highly trustworthy reviews

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