

4.7 Excellent
Eyelashes
No cheating

Results in 4 to 8 weeks
Without hormones or prostaglandin

No more false eyelashes and harsh glue
I want sublime eyelashes
Our flagship treatment
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Sale
Theyia Eyelash Serum
Regular price CHF 49.00Regular priceCHF 69.00Sale price CHF 49.00Sale
Apply. Wait. Admire
New look, compliments guaranteed
A few seconds a day for an intense and natural look.

Fast
A few seconds are enough to enhance your look.
A few seconds are enough to enhance your look.

Everywhere with you
Slip your serum into your bag and apply it wherever you want.
Slip your serum into your bag and apply it wherever you want.
Softness guaranteed
Gentle formula for your eyes, without irritation.
Gentle formula for your eyes, without irritation.

Captivating look
Longer, fuller lashes that catch everyone's eye.
Longer, fuller lashes that catch everyone's eye.
Tested. Approved. Recommended.
/ 5
What our first customers think.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.
Finally a serum that really works
I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine. I was skeptical after trying another serum without results. After 5 weeks I finally saw my first results. It has become a must-have in my routine.
Melanie
Thank you Theyia for the compliments!
My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them. My friends think I've found miracle extensions, but I've only been using eyelash serum for 4 months now and all I have to do is curl them.
Sarah
promise kept
I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months. I first tested the product on its own. No side effects and I can clearly see the results. I'm going to start using the serum again as a subscription! I can't wait to see in a few months.
Agnes P.
No more extension needed!
I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum. I never thought I'd never have to wear extensions again. My eyelashes have never been so long. I don't go a day without applying this serum.
Manon
Simple and effective
The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products. The product looks great, is easy to apply, and the results are there. No irritation, and no need for 10 different products.
Lara
no more false eyelashes
No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum. No more false eyelashes for me. I've been using serum after serum for months and I can't live without it anymore. Thank you for this serum.
Beatriz
I recommend
The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara. The automatic delivery allows me to get consistent results. My eyes look so refined since I got beautiful eyelashes, even more so with mascara.
Leonore D.