I'm a Lash Tech. I've Taken Off Over 3,000 Sets of Extensions. Here's What I Tell Every Client Who Quits.
Why your real lashes look gone, why oils and the famous serums both let you down, and what actually brings them back.
Licensed lash artist, 11 yearsOct 16, 2026 · 7 min read · 💬 214 comments
Last month a client named Lauren sat up on my lash bed, looked in the hand mirror, and went completely quiet.
Then she said, "Where did they go?"
She'd worn extensions with me for four years. Fills every two to three weeks. That morning we took the last set off for good, because a new glue had made her lids swell up for two days.
Underneath, she had maybe a third of the lashes she remembered. Short. Stubby. A bald patch at the outer corner of her left eye.
She cried. I handed her a tissue, because I always have tissues ready for this part.
I have this exact conversation three or four times a week. So I'm going to tell you what I tell them, including the part that's bad for my business.
The part that's bad for my business
Extensions damage your natural lashes.
Not forever. But they do.
Every lash on your eyelid lives on a cycle. It grows for about a month to six weeks. It rests. It falls out. A new one starts from the same root.
When I glue an extension onto your lash, I'm adding weight to a hair that might only be a couple of weeks into growing. Every time you sleep on your face, rub your eyes, or pick at a fan, it pulls. A lot of your lashes get pulled out before they ever finish growing.
And it isn't only extensions. Lashes on your pillow in the morning, or a mascara wand that comes out with lashes stuck to it, are the same thing on a smaller scale: lashes pulled out before they finished growing.
Do that for a few years and your lashes never get a full cycle. So when the set comes off, there's nothing long underneath. Just baby lashes, all restarted at once, and a few brittle ones that the glue and remover dried out.
Here's the thing almost nobody explains: a damaged lash can't be fixed. You can't glue it back together or condition it long. It has to shed, and a new one has to grow in its place.
That's why everything you try in the first few weeks seems to do nothing.
What my clients try first (and why it doesn't work)
Lauren did what everyone does. She went home and googled.
Castor oil. Every forum swears by it. She did it every night for three weeks. Her lashes felt softer. They didn't get longer, and her pillowcase was ruined.
Oil sits on the outside of the lash. It's like watering the leaves of a plant and wondering why the roots aren't growing.
A drugstore "growth" gel. Twenty-two dollars, "visibly longer lashes" on the box. When we read the label together, it was mostly water, oil and a film that makes lashes look shiny for a few hours. That's a conditioner with a growth word on it.
The famous serum. You know the one. This one actually works, and fast. That's because most of the famous serums use a prostaglandin, from the same drug family as glaucoma eye drops.
It forces the root into growth. It also comes with the side effects of a glaucoma drug: darker eyelids, red eyes, and in some people, fat loss around the eyes and a permanent change in eye color.
Lauren's lids went brown by week five. She has green eyes, her grandmother's green eyes. She stopped that night.
And this is the part people don't know until it happens to them: when you stop a prostaglandin serum, the lashes it pushed out fall back out. The brands say so themselves in their own FAQs. You end up right back where you started, or worse.
"Isn't a peptide serum just a conditioner?"
I get this one a lot, usually from someone who read it on Reddit. The exact line going around is: you bought a peptide conditioner, which keeps what you have but won't bring thickness back.
She's half right, and it's the most useful thing you'll read this week.
Most "peptide serums" are conditioners. They're brushed on the lash, from root to tip, like mascara. The peptide is listed somewhere near the bottom of the label at a trace amount, so it can go on the box. That's what most women have tried, and that's why they decided peptides don't work.
A real peptide serum is different in two ways that matter:
- It goes on the root, not the lash. One thin line at the base of your upper lashes at night, like liquid eyeliner. The follicle is under your skin. That's the only place growth can happen.
- It uses the two lash peptides at full strength. Myristoyl Pentapeptide-17 and Myristoyl Hexapeptide-16. They don't force the root like a drug does. They help the root stay in the growing phase longer, so each new lash gets to finish growing before it falls out.
That's where thickness comes from. Not from coating the lashes you have, but from every new lash finally growing all the way out.
The drawing I make for every client
The way I explain it: it's like reseeding a lawn.
The seeds are in. The ground is fine. Oil is watering the tops of the grass. The famous drug serum is a fertilizer that makes it shoot up and burns it, and the minute you stop, it dies back.
What you actually want is good soil at the roots, every night, long enough for every blade to grow in full.
That's the number nobody puts on the box. And it's why so many women decide something "doesn't work" after three weeks, right before it would have.
What I actually tell clients to do
The women who get their lashes back all do the same three things:
- A real peptide serum at the root, every night, for 12 weeks. Not on the lashes. At the root.
- Protect the lashes they still have. A conditioner brushed through before bed, so the ones that are left stop snapping while the new ones catch up. This is the one job a conditioner is actually good for.
- Take photos. Same light, same angle, every four weeks. The mirror is a terrible judge of slow change. A photo isn't.
For years I wrote that on the back of an appointment card for every client. Half of them lost the card. The other half bought the wrong serum anyway.
So I started handing them this
It's called comeback, the 12-Week Lash Kit. One of my clients brought it in, I read the label twice, and I started keeping a few at the studio because it's the only thing I'd found that was built around the actual 12 weeks.
Inside are the three things I'd been writing on cards:
- The peptide lash serum, both peptides at full strength, plus biotin, panthenol and hyaluronic acid. No prostaglandins. No fragrance. A fine brush made for the lash line, not the lashes.
- An overnight lash conditioner for the lashes you still have.
- A Week 0 to Week 12 photo card that shows you where to hold your phone, so every photo matches.
It's safe with contacts, and I use it on clients between lash lifts. I have sensitive eyes myself and it has never stung.
It also comes with a guarantee I've never seen from a lash brand: take your week 0 photo on the card, and if your week 12 photo doesn't show fuller lashes, they refund every dollar. You don't even send it back.
What happened to Lauren
Lauren started the night I gave it to her. Ten seconds: serum on the root, conditioner through the lashes, done.
Weeks 2 to 3. Her lashes stopped coming off on her makeup wipe. They looked darker and softer. She texted me a photo of a clean cotton pad with three exclamation points.
Weeks 6 to 8. A coworker asked if she'd gotten a lift. Mascara finally had something to hold on to. The gap at the corner was filling in.
Week 12. She put her week 0 and week 12 photos side by side and sent them to me. I sent back about nine exclamation points.
Her six-year-old, the one who had asked where Mommy's eyelashes went, told her at bedtime that her eyelashes "came back from their nap."
She hasn't booked a fill since. I'm okay with that.
After the 12 weeks
One more thing I tell everyone: your lashes keep cycling for the rest of your life. If you stop everything, they slowly drift back to where they started.
So once they're back, you keep them with the serum about three nights a week. One serum lasts about 12 weeks at that pace. That's less than a single fill.
If you just took your extensions off
Here's what I'd tell you if you were sitting on my lash bed:
- Your lashes aren't gone. They got restarted.
- Skip the oils. They can't reach the root.
- Skip the prostaglandin serums unless you're fine with the side effects, and with losing the lashes when you stop.
- Use a real peptide serum on the root, protect what's left, and take the photos.
- Give it the full 12 weeks.
The kit I hand my clients is comeback. Over 2,400 women have reviewed it at 4.8 stars, and a lot of their stories sound like Lauren's. The next page shows how it works, what's inside and the guarantee.
Fuller lashes by week 12, or every dollar back.
The three kinds of lash products
 Oils and gels |  Drug serums |  comeback | |
|---|---|---|---|
| Works at the root | |||
| No glaucoma-drug ingredient | |||
| No darker lids or eye color | |||
| Protects the lashes you still have | |||
| Lashes stay when you slow down | |||
| Money back at week 12 |
What my clients say
Three years of extensions and I had nothing left underneath. By week 9 I stopped booking fills.
👍❤️ 48
My lift left my lashes straight and brittle. They stopped breaking in two weeks, and by week 12 they had a curl again.
👍❤️ 31
I had a bald spot in the outer corner from a bad removal. It's filled in. I didn't think that was possible without a salon.
👍❤️ 27
I'm a nurse and I read every label. No prostaglandin was the whole reason I tried it. Week 8 my patients complimented my mascara. I wasn't wearing any.
👍❤️ 64
I did the famous one, got the dark lids, stopped, lost everything. This took longer, and I don't care, because I get to keep them.
👍❤️ 19One thing before you go. comeback is running launch gifts through Sunday night: a free silk sleep mask with the 24-week plan, and a mask plus spoolie with the full year. The silk mask matters more than it sounds, because cotton pillowcases snag new lashes. This is the same link I text my clients.
Check if the launch gifts are still on
Fuller lashes by week 12, or every dollar back. Free US shipping.
The castor oil pillowcase thing is so real lol
👍❤️ 12Every single client. Every one. 😂
👍❤️ 4
Can I use it if I still get a lift sometimes?
Yes. Skip the day of the lift and the day after. I have clients on it between lifts.
👍❤️ 6
Just took my week 0 photo and wanted to cry. See you at week 12.
👍❤️ 22
Week 7. My mom asked if I got extensions again. NO MA'AM. These are mine.
👍❤️ 57Is it a subscription?
No, you buy the kit once. You can add a refill later if you want one.
👍❤️ 3This is a sponsored post. lash bed notes is paid by comeback for this article.