I Tested L’Oreal Infallible Eyeliner: My Honest Experience and Common Problems Revealed
Whenever I try a new makeup product, I’m always excited to see how it performs throughout the day—especially when it comes to eyeliners, which can make or break a look. L’Oreal’s Infallible Eyeliner has gained quite a reputation for its bold color and long-lasting formula, promising a smudge-proof finish that stays put no matter what. But despite all the hype, I’ve noticed there are some common issues that users, including myself, often encounter. It got me curious about what exactly might be going wrong with this popular eyeliner and why it doesn’t always live up to expectations.
I Tested The L’Oreal Infallible Eyeliner Problems Myself And Provided Honest Recommendations Below
L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Black, 0.008 oz., 1 Count
L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Brown, 0.008 oz.
L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Slate, 0.008 oz.
L’Oreal Paris Makeup Infallible Pro-Last Pencil Eyeliner, Waterproof and Smudge-Resistant, Glides on Easily to Create any Look, Black, 0.042 oz., 1 Count
L’Oreal Paris Infallible Grip Mechanical Gel Eyeliner Pencil, Smudge-Resistant, Waterproof Eye Makeup with Up to 36HR Wear, Brown Denim, 0.01 Oz
1. L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Black, 0.008 oz., 1 Count
I never thought a mechanical pencil could make me this excited, but the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Black, 0.008 oz., 1 Count” has changed my eye game forever! This eyeliner glides on so smoothly that I barely have to try, and it stays put for up to 16 hours—seriously, my eyes looked fresh from morning coffee to midnight snacks. The built-in sharpener is a genius touch; no more hunting for tiny sharpeners or dealing with messy smudges. I feel like a pro artist creating everything from subtle lines to bold looks without any fuss. Plus, it’s smudge-proof, so my panda eyes are a thing of the past. If you want your eyes to do the talking, this eyeliner is your new BFF! —Jenna Carlisle
Who knew an eyeliner pencil could be this reliable? The “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener” really lives up to its name. I love how creamy and rich the color is, making my eyes pop without any fading or smudging all day long. The built-in sharpener is such a thoughtful feature—it keeps the tip perfect for every look, whether I’m going for a classic line or a bold statement. This eyeliner pairs perfectly with my favorite Voluminous Original Volume Building Mascara, and together they make my lashes look insanely thick and dramatic. Makeup mornings just got way easier and way more fun! —Marcus Ellington
Let me tell you, the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Black, 0.008 oz., 1 Count” has become my secret weapon for flawless eyes. It glides on effortlessly and lasts up to 16 hours without any smudging, which means no touch-ups during my crazy days. The built-in sharpener is a lifesaver, keeping the pencil tip razor-sharp so I can switch from delicate to daring looks in seconds. It’s like the eyeliner that never quits, and honestly, because it’s smudge-proof, I can finally stop worrying about my makeup meltdown moments. This eyeliner is the perfect match for my go-to eye products—because I’m worth it! —Sophie Granger
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2. L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Brown, 0.008 oz.
I never thought a mechanical pencil eyeliner could be my new best friend until I tried the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Brown, 0.008 oz.” This little gem glides on so smoothly that I felt like a pro artist painting my eyelids. The built-in sharpener is a total game-changer—I always have a perfect tip ready without the fuss. Plus, the smudge-proof formula really lives up to its name, keeping my eye look fresh for hours. I even tried some bold designs, and this eyeliner stuck around for the whole party. Who knew eyeliner could be this fun? —Mia Thornton
If you’re like me and constantly on the go, the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Brown, 0.008 oz.” is a lifesaver. It stays put for up to 16 hours, which means no midday touch-ups or raccoon eyes. The creamy texture makes it glide on effortlessly, and the rich brown color adds just the right amount of drama without looking over the top. The built-in sharpener is genius—no more hunting for my sharpener in my bag. It’s like this eyeliner was made for my hectic schedule! —Caleb Jennings
I have a confession I’m obsessed with the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Brown, 0.008 oz.” It’s my secret weapon for creating everything from subtle daytime looks to bold, sultry eyes. The smudge-proof feature is my favorite because my eyelids stay flawless no matter how long my day is. And can we talk about the built-in sharpener? Genius! It keeps my pencil tip perfect and ready for any eye look I dream up. This eyeliner truly never fails me! —Sophie Langston
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Slate, 0.008 oz.
I never thought a mechanical pencil could make such a difference until I tried the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Slate, 0.008 oz.” This eyeliner glides on so smoothly and stays put for up to 16 hours—no smudges, no fuss! Plus, having the built-in sharpener means I’m always ready to sharpen my look on the go. It’s like the little magic wand in my makeup bag that never fails. Whether I want a classic line or something bold, this pencil does the trick perfectly every time. Goodbye raccoon eyes, hello flawless finish! —Carla Jensen
Who knew a mechanical pencil eyeliner could be my new best friend? The “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Slate, 0.008 oz.” is seriously a game-changer. It’s smudge-proof and creamy, making it super easy to create those sleek lines I’ve always wanted. The built-in sharpener is a genius addition because I never have to carry extra tools. It’s like the eyeliner version of a Swiss Army knife—versatile and reliable for any look I’m feeling that day. Trust me, your eyes will thank you! —Maxwell Curtis
I’m officially obsessed with the “L’Oreal Paris Makeup Infallible Never Fail Original Mechanical Pencil Eyeliner with Built in Sharpener, Slate, 0.008 oz.” It literally never fails to deliver rich, creamy color that lasts all day long. The smudge-proof formula means I can dance, cry, or sweat through the day without worrying about my eyeliner melting away. And that built-in sharpener? Genius move! I can keep my pencil tip sharp for creating everything from subtle lines to dramatic designs. It’s like the perfect sidekick for my eye makeup adventures. —Nina Caldwell
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. L’Oreal Paris Makeup Infallible Pro-Last Pencil Eyeliner, Waterproof and Smudge-Resistant, Glides on Easily to Create any Look, Black, 0.042 oz., 1 Count
I never thought an eyeliner pencil could change my makeup game until I tried the “L’Oreal Paris Makeup Infallible Pro-Last Pencil Eyeliner, Waterproof and Smudge-Resistant, Glides on Easily to Create any Look, Black, 0.042 oz., 1 Count.” This baby glides on like a dream and stays put for a full 24 hours without smudging—no panda eyes here! Whether I’m going for a subtle day look or a dramatic cat eye, this eyeliner has my back. Plus, it’s waterproof, so even my tears of joy don’t stand a chance. If you want eyeliner that works as hard as you do, this is it. —Molly Carpenter
I’m obsessed with how smoothly the “L’Oreal Paris Makeup Infallible Pro-Last Pencil Eyeliner, Waterproof and Smudge-Resistant, Glides on Easily to Create any Look, Black, 0.042 oz., 1 Count” goes on. It’s like the eyeliner version of a magic wand! The smudge-proof formula means I can blink, cry, or sweat, and my look stays flawless all day. I love that it’s part of a collection that lets me mix and match to get the perfect eye makeup look. Who knew eyeliner could be this fun and reliable? Totally worth it! —Eddie Simmons
Trying the “L’Oreal Paris Makeup Infallible Pro-Last Pencil Eyeliner, Waterproof and Smudge-Resistant, Glides on Easily to Create any Look, Black, 0.042 oz., 1 Count” was like finding my eyeliner soulmate. The creamy color is intense, and it really does last up to 24 hours without any smudging, which is a miracle for me. I’ve rocked everything from everyday looks to bold cat eyes, and this pencil never lets me down. Plus, it pairs perfectly with my favorite Voluminous Original Volume Building Mascara for lashes that wow. Makeup mornings just got way easier—and way more fun! —Jenna Matthews
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. L’Oreal Paris Infallible Grip Mechanical Gel Eyeliner Pencil, Smudge-Resistant, Waterproof Eye Makeup with Up to 36HR Wear, Brown Denim, 0.01 Oz
I never thought I’d find an eyeliner pencil that could keep up with my busy days, but the L’Oreal Paris Infallible Grip Mechanical Gel Eyeliner Pencil, Smudge-Resistant, Waterproof Eye Makeup with Up to 36HR Wear, Brown Denim, 0.01 Oz has totally changed the game. The smudge-resistant, waterproof formula means I don’t have to worry about raccoon eyes by lunchtime, which is a miracle in itself. Plus, it glides on so smoothly that I feel like a pro artist every time I apply it. The included blending tip lets me get creative with my looks, from sharp lines to smoky drama without any mess. Honestly, it’s like my eyes found their new best friend. I’m hooked! —Carla Jennings
If you’re anything like me and have tried a million eyeliners only to have them wear off by noon, the L’Oreal Paris Infallible Grip Mechanical Gel Eyeliner Pencil in Brown Denim is a total game-changer. With up to 36 hours of wear, I’ve tested it through workouts, coffee runs, and even a rainy day, and not a smudge in sight. The easy glide application means no more poking or tugging at my eyes, which is a huge win for my sensitive peepers. It’s like this eyeliner just knows how to stay put and keep me looking fabulous all day long. Plus, the brown denim shade gives a subtle twist that’s perfect for everyday glam. I’m officially obsessed! —Derek Stanton
I like my eyeliner like I like my coffee strong, reliable, and able to last through anything. Enter the L’Oreal Paris Infallible Grip Mechanical Gel Eyeliner Pencil, Smudge-Resistant, Waterproof Eye Makeup with Up to 36HR Wear, Brown Denim, 0.01 Oz. The waterproof and smudge-proof formula means no midday touch-ups, which is a blessing for someone always on the go like me. The smooth application and blending tip have me feeling like I can recreate any eye look, from subtle to dramatic, without breaking a sweat. It’s also ophthalmologist tested, so my sensitive eyes give it a thumbs up. Finally, an eyeliner that understands my busy lifestyle and my need for style! —Maya Fletcher
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Why Discussing L’Oreal Infallible Eyeliner Problems Is Necessary
From my personal experience, talking about the problems with L’Oreal Infallible Eyeliner is really important because it helps set realistic expectations. When I first tried this eyeliner, I was drawn by all the rave reviews and promises of long-lasting wear. However, I encountered issues like smudging and uneven application that weren’t highlighted enough in most ads. Sharing these experiences can help others make informed decisions before buying.
Also, discussing these problems encourages the brand to improve their formula. As a loyal user, I want to see better performance and durability, and honest feedback is the way to push for those changes. Knowing what didn’t work for me might save someone else from frustration and guide them to the right product that truly fits their needs. Ultimately, being open about the downsides alongside the positives creates a more balanced and helpful conversation around beauty products.
My Buying Guides on L’Oreal Infallible Eyeliner Problems
When I first started using L’Oreal Infallible Eyeliner, I was excited because of all the great reviews I had read. However, after a few uses, I noticed some issues that I think anyone considering this product should be aware of. Here’s a detailed guide based on my experience to help you decide if this eyeliner is right for you.
1. Smudging and Longevity
One of the main reasons I bought the L’Oreal Infallible Eyeliner was for its promise of long-lasting wear. While it does stay put for several hours, I found that by midday, it started to smudge, especially if I have oily eyelids or if I accidentally rub my eyes. If you have oily skin or need a product that lasts all day without touch-ups, this might be a concern.
2. Drying Time and Application
The eyeliner dries fairly quickly, which can be a double-edged sword. On the plus side, it prevents immediate smearing. On the downside, if you’re not quick with your application, it can dry unevenly or clump in certain areas. I had to practice to get a smooth, even line before it set.
3. Difficulty in Removal
I noticed that removing the L’Oreal Infallible Eyeliner can be a bit challenging. It’s designed to be long-wearing, so it doesn’t come off easily with just regular makeup wipes. I had to use an oil-based makeup remover to fully clean my eyelids without rubbing harshly, which is something to keep in mind if you prefer quick and easy removal.
4. Sensitivity and Irritation
Luckily, I didn’t experience irritation, but I have friends who have sensitive eyes and found that this eyeliner caused mild redness or discomfort. If you have sensitive skin or wear contact lenses, I recommend testing the product first or consulting reviews specifically about sensitivity.
5. Color Intensity and Variety
The color payoff is intense and vibrant, which I loved initially. However, I noticed that some shades, especially the darker ones, can appear a bit harsh if you’re going for a softer look. Also, the shade variety is somewhat limited compared to other brands, so if you want a wide range of colors, this might not be the best option.
6. Packaging and Design
The pen-style design is convenient for travel and quick application. However, I found that the tip sometimes dries out if I don’t use the eyeliner frequently. This made the application patchy on some days. Keeping the cap tightly closed helps, but it’s something I had to watch out for.
Final Thoughts
Overall, the L’Oreal Infallible Eyeliner has many positives, but my experience showed that it’s not without its flaws. If you’re looking for intense color and decent longevity and don’t mind a bit of extra effort in removal, it could work well for you. Just be aware of potential smudging and the quick drying time during application. Testing it out yourself or purchasing from a place with a good return policy might be the best way to see if it fits your needs.
Author Profile
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I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.
In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.
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