Join Carly and Olivia, two passionate lash educators, as they dive into the science behind all things in the lash industry!
Whether you’re a beginner or a seasoned pro, they break down the latest techniques, industry trends, and everything you need to know to perfect your lash game!
Tune in for expert insights, tips, some sass, and a deeper understanding of the art and science behind lash extensions!
42. The Strange History of Lash Adhesives (This Gets Weird...)
In this episode, Carly and Olivia are diving deep into the history of cyanoacrylate (the main ingredient in lash adhesives) and are asking one big question…
How did this chemistry end up being used in the beauty industry… and on the eyes??!
We’re going all the way back to the origins of cyanoacrylate, from its accidental discovery to its early uses in medical and industrial settings, and tracing how it eventually made its way into lash extension services.
Let’s just say… we put our tin foil hats on for this one!
This episode explores the timeline, the gaps, and the “how did we get here?” moments that most people in the industry have never questioned.
💜 Topics Covered:
The discovery of cyanoacrylate
Early uses (medical, industrial, and beyond)
How it transitioned into beauty + lash applications
Why this chemistry became the industry standard
The questions no one is asking about lash adhesive origins
If you’ve ever wondered why we use what we use in lash extensions, this episode is for you!
23 Mar 2026
41. BTS: Opal Free Certification Training
In this special behind-the-scenes episode, Carly and Olivia are joined by Mama Apothecary in New Jersey for a real, unfiltered look at our Opal Free Certification classes!!
We’re pulling back the curtain on what went right, what didn’t, and the hurdles we faced during our first few trainings—because transparency matters, and growth is part of building something better for this industry.
After that, we walk you through exactly what to expect if you sign up for Opal Free Certification. From day one to the final day, we break down the structure, curriculum, and overall experience so you know exactly what you're stepping into.
Whether you're already enrolled or just curious about the training, this episode gives you a full inside look at what makes this certification different.
💜 Topics Covered:
Behind the scenes of our first Opal Free classes
Challenges we faced + how we improved
Full breakdown of the Opal Free Certification experience
What each day of training includes
Who this course is for
If you're serious about becoming an allergy-conscious lash artist, this is where it starts!
https://www.lashapothecary.com/collections/opal-free-collection/products/in-person-classes
9 Mar 2026
40. Let’s Rant: Bad Trends, Bad Habits & Hard Truths
In this episode, we’re doing something a little different.
Instead of diving into a single scientific topic, we’re sitting down for a candid conversation about the things in the lash industry that drive us crazy... from questionable trends and bad habits to the misinformation that keeps circulating online!!
The lash industry is constantly evolving, but not every trend is a good one. This episode is an honest conversation about where we think the industry is getting it wrong — and where it can do better.
Who has been a guest on Lash Science
Names identified in recent episode analyses. Showing up to five guests.
Opal Free
[Guest Name]
Michael Becker
Dr Gurleen Dhanoa
Dr Aysha Chaudhry
Reach and audience
Public platform figures. Ratings count people who left a rating, not total listeners.
Apple Podcasts (US)
4.3 / 5
6 ratings
Spotify
5.0 / 5
6 ratings
Podcast Authority Score: 39 / 100
A composite of feed quality, social presence, YouTube performance and engagement. Read the methodology.
Quality
66
Social presence
0
YouTube
0
Engagement
32
Contact Lash Science
Guest appearances
Books guests
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Questions about Lash Science
Who hosts Lash Science?
Carly and Olivia and [Host Name] host the show. Published by carly weiss.
How often do new episodes come out?
The show publishes weekly, based on its RSS feed.
Does Lash Science take guests?
Yes. Guests have been identified in episode analyses.
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