TYPES OF EYELASH EXTENSION ADHESIVES
Strip Lashes Adhesive
Perfect for a temporary glam, strip lash adhesives usually last up to 24 hours. They work for all types of eyelash extensions and are a breeze to remove without any special tools.
Individual Lash Glue
Whether it's a single strand or a cluster, individual lash glue is your customizable, long-lasting option. Be ready with a remover because it's not coming off with just a tug!
Brush-On Lash Adhesive
A beginner-friendly way to dive into eyelash extensions. The brush-on adhesive, equipped with a wand like mascara, lets you apply the glue directly to your lashes.
Thick and Thin Eyelash Extension Glue
Your drying time depends on whether your adhesive is thick or thin. If you want more time to perfect those lashes, go for a thicker glue, or opt for a quick-dry with a thinner one.
Clear Adhesives
Clear adhesives dry with little to no visible residue, providing a more natural look compared to darker adhesives that may leave behind a noticeable line.
Tinted Eyelash Adhesive
A game-changer for those who love dark eyeliners. Tinted eyelash glue blends seamlessly, giving you a diva-worthy look. Just grab a thin applicator for precise application.
Sensitive/Allergy-Free Adhesives
Designed for clients with sensitive skin or allergies, these adhesives contain milder formulations to reduce the risk of irritation or adverse reactions.
Surgical Grade Lash Extension Glue
Some say it's a gimmick, others say it's real and risky. Unless you're trained for it, steer clear.
Surgical adhesives can cause serious eye damage even with the tiniest mistake. It's the rarest choice in the lash extension glue world.
Cyanoacrylate Adhesives
These are the most common type of adhesives used for lash extensions. They polymerize rapidly in the presence of moisture and create a strong bond between the natural lash and the extension. They come in various drying times, ranging from fast-drying to slower-drying formulations, to cater to different application speeds and preferences.
Formaldehyde-Based Adhesives:
Although formaldehyde-based adhesives were popular in the past, their usage has decreased due to concerns about potential allergic reactions. These adhesives tend to have a stronger fume, and some individuals may experience sensitivity or discomfort. It's important to note that many professional lash artists now avoid formaldehyde-based adhesives in favor of safer alternatives.
Latex-Free Adhesives
These adhesives are formulated without latex, making them suitable for clients with latex allergies or sensitivities. They typically use alternative ingredients to create the bonding effect.
Volume Adhesives
Specifically formulated for volume lash techniques, these adhesives have a thicker consistency to support the application of multiple lash extensions onto a single natural lash.
Low-Fume Adhesives
These adhesives produce minimal fumes, which can be beneficial for both the technician and the client, especially in enclosed spaces where ventilation may be limited.
Long-Lasting Adhesives
These adhesives are formulated to provide a strong and durable bond, resulting in lash extensions that last for an extended period before needing maintenance.
Fast-Drying Adhesives
Ideal for experienced technicians or situations where quick application is necessary, fast-drying adhesives reduce waiting time between applying each lash extension.
Humidity-Resistant Adhesives
Formulated to withstand fluctuations in humidity, these adhesives are suitable for areas with varying climate conditions to ensure a consistent bond strength.
ADHESIVES (INGREDIENT)
The exact formulation of lash extension adhesives can vary depending on the brand and specific product. However, the primary active ingredient in most lash extension adhesives is a type of cyanoacrylate, which is a fast-acting adhesive commonly used in medical and cosmetic applications. Cyanoacrylate polymers form a strong bond when they come into contact with moisture, making them ideal for attaching synthetic lash extensions to natural lashes.
In addition to cyanoacrylate, lash extension adhesives may contain various other ingredients to enhance performance, stability, and safety. Some common ingredients found in lash extension adhesives include:
1. Ethyl Cyanoacrylate: A type of cyanoacrylate adhesive commonly used in eyelash extension adhesives due to its fast-drying and strong bonding properties.
2. Alkyl Cyanoacrylate: Another type of cyanoacrylate adhesive that may be used in lash extension adhesives, depending on the formulation.
3. Polymethyl Methacrylate (PMMA): Sometimes included as a thickening agent to adjust the viscosity of the adhesive for specific application techniques, such as volume lashes.
4. Carbon Black: Used as a pigment in black-colored lash extension adhesives to match the color of natural lashes and provide a seamless appearance.
5. Hydroquinone: Occasionally added as a stabilizer to prevent the adhesive from degrading over time and to maintain its effectiveness.
6. Carbonate: May be used as a buffering agent to adjust the pH of the adhesive for optimal performance and to minimize irritation.
7. Polyvinyl Alcohol (PVA): Sometimes included to improve the adhesive's flexibility and adhesion properties.
8. Antioxidants: Added to some formulations to prevent premature degradation of the adhesive due to exposure to air or other environmental factors.
9. Preservatives: Included to inhibit the growth of bacteria and fungi within the adhesive to maintain its shelf life and ensure product safety.
10. Solvents: Used to dissolve and adjust the consistency of the adhesive during manufacturing and application.
It's important to note that lash extension adhesives should only be used by trained professionals following manufacturer instructions and safety guidelines. Individuals with known allergies or sensitivities to any of the ingredients in lash adhesives should avoid using them and consult with a healthcare professional if they experience any adverse reactions.
ADHESIVES (HUMIDITY)
Humidity can also affect the performance of lash adhesive. The ideal humidity range for most lash adhesives is between 40-60%. In high humidity environments, the adhesive will take longer to dry and may not bond as strongly. In low humidity environments, the adhesive will dry too quickly and may not bond as effectively.
Humidity can also affect the viscosity of lash adhesive. In high humidity environments, the adhesive may become thinner and more runny, which can make it more difficult to work with.
In low humidity environments, the adhesive may become thicker and more difficult to apply Tip: Use a hygrometer to measure the humidity level in your workspace and adjust it as needed using a humidifier or dehumidifier.
Humidity plays a crucial role in the performance of lash extension adhesives. Here's how humidity affects lash adhesive:
Curing Time: Humidity influences the curing time of lash extension adhesives. Generally, higher humidity speeds up the curing process, while lower humidity slows it down. This means that in humid environments, the adhesive may dry more quickly, requiring faster application by the technician. Conversely, in drier environments, the adhesive may take longer to dry, allowing more time for precise placement of lash extensions.
Bond Strength: Optimal humidity levels are necessary for achieving the strongest bond between the natural lash and the extension. Excessive humidity can cause the adhesive to polymerize too quickly, potentially resulting in a weaker bond. On the other hand, low humidity can hinder the adhesive's ability to cure properly, leading to a less secure bond.
Retention: Proper humidity levels are essential for maximizing the longevity of lash extensions. If the adhesive cures too quickly due to high humidity, it may not fully penetrate and bond with the natural lash, leading to premature shedding of the extensions. Conversely, if the adhesive takes too long to cure in low humidity conditions, it may not form a durable bond, also compromising retention.
Adhesive Consistency: Humidity can affect the viscosity or thickness of lash extension adhesives. Higher humidity levels can make the adhesive thinner, while lower humidity can make it thicker. Technicians may need to adjust their application technique accordingly to accommodate changes in adhesive consistency.
Drying Out: Extremely low humidity levels can cause lash extension adhesives to dry out more quickly, both in the bottle and on the client's lashes during application. Proper storage and handling, such as sealing adhesive bottles tightly and using humidifiers in the workspace if necessary, can help mitigate this issue.
ADHESIVES (ROOM TEMPERATURE)
Temperature can affect the chemical reaction that occurs when lash adhesive is applied to natural lashes and lash extensions. The ideal temperature range for most lash adhesives is between 68-77 degrees Fahrenheit (20-25 degrees Celsius) this ensures that the adhesive remains in good condition and retains its effectiveness for the duration of its lifespan. At temperatures below this range, the adhesive will take longer to dry and may not bond as effectively. At temperatures above this range, the adhesive will dry too quickly and may not bond as strongly.
Extreme temperatures can also cause the cyanoacrylate in lash adhesive to break down or become unstable, which can reduce the bonding strength and longevity of the lash extensions. For example, if the adhesive is stored in a location that is too hot or too cold, it can affect the chemical composition of the adhesive and make it less effective.
Room temperature also significantly influences the performance of lash extension adhesives.
Here's how room temperature affects lash adhesive:
Viscosity: Room temperature impacts the viscosity or thickness of the adhesive. Warmer temperatures can cause the adhesive to become thinner, while colder temperatures can make it thicker. Adhesives that are too thick may be challenging to work with, while those that are too thin may spread too quickly, affecting application precision.
Curing Time: Similar to humidity, room temperature affects the curing time of lash extension adhesives. Warmer temperatures accelerate the curing process, causing the adhesive to dry more quickly. Conversely, colder temperatures slow down curing, resulting in longer drying times. Technicians should adjust their application speed accordingly to ensure proper bonding.
Storage Stability: Proper storage at the recommended temperature range is crucial for maintaining the stability and effectiveness of lash extension adhesives. Extreme temperatures, either too hot or too cold, can degrade the adhesive and affect its performance. Adhesive bottles should be stored in a cool, dry place away from direct sunlight and heat sources.
Consistency: Consistent room temperature helps maintain the consistency of the adhesive from one application to another. Fluctuations in temperature can cause the adhesive to thicken or thin inconsistently, leading to challenges in application and potentially affecting bond strength and retention.
Adhesive Performance: Adhesives perform best within a specific temperature range recommended by the manufacturer. Deviating from this range can compromise the adhesive's performance, affecting bond strength, retention, and overall client satisfaction.
ADHESIVES (STORAGE)
Proper storage and management of lash extension adhesives are critical for maintaining their effectiveness and shelf life. Here are some key points to consider:
1. Temperature: Adhesive storage temperature significantly impacts its longevity and performance. Most lash extension adhesives should be stored in a cool, dry place at room temperature, typically between 64°F to 77°F (18°C to 25°C). Avoid exposing the adhesive to extreme temperatures, as this can degrade its quality and effectiveness.
2. Humidity: Humidity levels in the storage area can also affect adhesive performance. Aim for a humidity level of around 50% to 70%. High humidity can cause the adhesive to cure prematurely or become too thin, while low humidity can make it thicker and slower to cure.
Use humidity monitors if necessary to ensure optimal conditions.
3. Sealed Containers: Adhesive bottles should be tightly sealed when not in use to prevent air exposure, which can lead to premature drying and degradation of the adhesive. Ensure that the cap is securely closed after each application to maintain freshness.
4. Avoid Sunlight: UV exposure from sunlight can degrade the quality of lash extension adhesives. Store adhesive bottles in a dark, opaque container or drawer to shield them from direct sunlight and prolong their shelf life.
5. Rotation: Adhesives have a limited shelf life once opened, typically ranging from one to six months, depending on the formulation and manufacturer guidelines. Rotate stock regularly to ensure that the oldest adhesive is used first, minimizing the risk of expired or ineffective products being used on clients.
6. Check Expiry Dates: Always check the expiry date of the adhesive before use. Using expired adhesive can compromise bond strength and retention, leading to unsatisfactory results and potential safety risks for clients.
7. Manufacturer Recommendations: Follow the specific storage and shelf life guidelines provided by the adhesive manufacturer. Some adhesives may have unique storage requirements or shorter shelf lives, so it's essential to adhere to these recommendations for optimal performance.
By following these storage guidelines and maintaining proper inventory management practices, lash technicians can ensure that their adhesive remains fresh, effective, and safe for use on clients, ultimately leading to better outcomes and customer satisfaction.
ADHESIVES (USAGE)
Now that we've covered the different adhesive types, let's talk about their usage. Applying lash extension adhesive is an art in itself, and a skilled lash artist knows just how crucial it is for the final result. Here are a few important points to keep in mind:
Safety First: Whether you're a professional lash artist or doing it at home, always prioritize safety. Adhere to the manufacturer's instructions and use protective measures such as gloves and eye protection to prevent any mishaps.
Proper Storage: Lash extension adhesives are sensitive to temperature and humidity, so it's vital to store them correctly. Most adhesives come with specific storage instructions, which usually include keeping them in a cool, dry place and sealing them tightly to prevent air exposure.
Patch Testing: Before applying lash extensions, it's wise to conduct a patch test to ensure you're not allergic to the adhesive. Apply a small amount of adhesive behind your ear or on your arm, and wait for 24 to 48 hours. If there are no adverse reactions, you're good to go!
Application Techniques: Lash extension adhesive requires precise application techniques. A tiny drop of adhesive is all you need on the lash extension base before attaching it to your natural lash. Remember, less is more when it comes to glue! Excessive adhesive can cause clumping, discomfort, or premature lash shedding.
Drying Time: Adhesive drying time varies depending on the type and brand. It's crucial to follow the recommended drying time before allowing your lashes to come into contact with water or other products. Patience is key here to ensure a long-lasting bond.
Understanding lash extension adhesive and its proper usage is vital for achieving beautiful, safe, and comfortable lash extensions. As always, if you're new to the lash extension game, it's best to consult a professional lash artist who can guide you through the process and choose the most suitable adhesive for your needs.
Remember, lovelies, stunning lashes aren't just about the extensions themselves. It's the adhesive that holds the magic together, giving you that flawless flutter you desire. So, choose wisely, be safe, and let your lashes take center stage!
lashesbyizzyy only uses professional-grade lash adhesive to ensure the best retention, safety, and overall quality of my work. Using the right glue makes a huge difference in how lashes hold up and how comfortable they feel for clients. At the end of this book, I've included a vendor list where I share my favorite lash glues that I personally use and recommend for other lash artists.