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Best Eyelash Growth Serum 2024

The Ultimate Guide to Finding the Best Lash Serum for Growth

Do you dream of having longer, fuller, and more beautiful eyelashes? If so, you are not alone. Many people desire to enhance their lashes and boost their confidence and appearance.

One of the most popular and effective ways to achieve lash growth is by using lash serums. Lash serums are products that contain ingredients that nourish and stimulate the hair follicles, resulting in longer, thicker, and stronger lashes.

However, not all lash serums are created equal. Some may contain harmful chemicals, cause allergic reactions, or have little to no effect. That’s why it is crucial to choose the best eyelash growth serum for your individual needs, preferences, and budget.

Understanding How Eyelashes Grow

Eyelashes are made of keratin, a protein that also forms the hair on your head and body. Eyelashes have three main parts: the root, the shaft, and the tip. The root is where the lash grows from the hair follicle, which is located in the eyelid.

The shaft is the visible part of the lash that extends from the root to the tip. The tip is the end of the lash that curls outward.

The life cycle of eyelashes

Eyelashes, like other hair, have a life cycle that consists of three phases: anagen, catagen, and telogen. The anagen phase is the growth phase, where the lash grows longer and thicker. This phase lasts for about 30 to 45 days.

The catagen phase is the transition phase, where the lash stops growing and detaches from the blood supply. This phase lasts for about 15 to 20 days. The telogen phase is the resting phase, where the lash falls out and is replaced by a new one. This phase lasts for about 100 days.

The length, thickness, and density of your eyelashes depend on several factors, such as genetics, age, hormones, nutrition, health conditions, medications, and environmental factors.

As you age, your lashes may become thinner and weaker, due to the decrease in collagen and elastin production. Nutritional and hormonal changes, such as pregnancy, menopause, and thyroid disorders, may also affect your lash growth. Furthermore, environmental factors, such as sun exposure, pollution, and humidity, may also affect your lash quality and growth.

How Lash Serums Work

Lash serums are products that contain ingredients that promote lash growth and health. They work by delivering nutrients and stimulants to the hair follicles, which in turn increase the blood flow, oxygen, and cellular activity in the area. This results in longer, thicker, and stronger lashes.

Lash serums typically contain a combination of ingredients that can be classified into two categories: growth factors and conditioning agents.

  • Growth factors are ingredients that stimulate the hair follicles and extend the anagen phase of the lash cycle. Some examples of growth factors are hormones, peptides, and plant extracts.
  • Conditioning agents are ingredients that nourish and protect the lashes and prevent them from breaking or falling out. Some examples of conditioning agents are vitamins, antioxidants, oils, and moisturizers.

Lash serums vs lash-enhancing products

Lash-enhancing products typically come in various formulations, including mascaras, and extensions.

Mascara is a cosmetic product that coats the lashes and makes them appear longer and thicker. However, mascara does not affect the actual growth of the lashes and may cause them to dry out or clump together.

Extensions are artificial lashes that are glued to the natural ones and create a dramatic effect. However, extensions can be expensive, time-consuming, and damaging to the natural lashes and the eyelid skin.

Lash serums, on the other hand, are more natural, affordable, and long-lasting than mascara and extensions. They also have the potential to improve the health and appearance of your lashes in the long run.

Lumigan Before AfterLatisse Generic Before After

Top ingredients to look for

When choosing a lash serum, it is important to look at the ingredients list and see what benefits they offer. Here are some of the top ingredients to look for in a lash serum:

Essential vitamins and nutrients:

Vitamins and nutrients provide the building blocks for keratin production and prevent lash loss and brittleness. Some of the most important vitamins and nutrients for your lashes are vitamin B5, vitamin E, biotin, panthenol, and hyaluronic acid.

Hormones and peptides:

Hormones and peptides are growth factors that stimulate the hair follicles and extend the anagen phase of the lash cycle. They also increase the thickness and density of the lashes. Some of the most effective hormones and peptides for your lashes are prostaglandins, bimatoprost, latanoprost, and myristoyl pentapeptide-17.

Potential allergens:

Potential allergens are ingredients that may cause allergic reactions or irritation to the eyes or the eyelid skin. Some of the potential allergens to avoid in a lash serum are parabens, sulfates, phthalates, fragrances, and alcohol.

Application Techniques

To get the best results from your lash serum, you need to apply it correctly and consistently. Here are some tips and steps for applying lash serum:

– Cleanse your eyes: Before applying lash serum, make sure your eyes are clean and free of any makeup, dirt, or oil. Use a gentle eye makeup remover or cleanser and rinse with water. Pat your eyes dry with a soft towel.

– Apply a thin line: Take the applicator of the lash serum and dip it into the product. Wipe off any excess product on the edge of the bottle. Apply a thin line of the lash serum along the upper lash line, as close to the roots as possible. Avoid getting the product into your eyes or on your lower lash line. Repeat the same process for the other eye.

– Let it dry: Wait for a few minutes until the lash serum is completely dry and absorbed by the skin. Do not rub your eyes or apply any other products on top of the lash serum.

– Use it daily: For optimal results, use the lash serum once or twice a day, preferably in the morning and at night. Follow the instructions and recommendations of the product and do not exceed the recommended dosage. Be consistent and patient, as it may take several weeks or months to see noticeable results.

Safety Concerns

Lash serums are generally safe and well-tolerated by most users. However, there are some safety concerns and precautions that you should be aware of before using lash serums. Here are some of them:

Potential side effects

Lash serums may cause some side effects, such as itching, burning, redness, swelling, dryness, or irritation of the eyes or the eyelid skin. These side effects are usually mild and temporary and subside after a few days or weeks of use.

However, if the side effects persist or worsen, you should stop using the lash serum and consult your doctor.

Safety measures for sensitive eyes

If you have sensitive eyes or wear contact lenses, you should be extra careful when using lash serums. Make sure to remove your contact lenses before applying lash serum and wait for at least 15 minutes before putting them back on.

Avoid getting the lash serum into your eyes or on your lower lash line. If the lash serum does get into your eyes, rinse them immediately with water. If you experience any discomfort or irritation, stop using the lash serum and seek medical attention.

Latisse Generic Before After

Bimatoprost Before AfterCareprost Before After

Duration and Expectations

One of the most common questions that users have about lash serums is how long it takes to see visible results. The answer is not simple, as it depends on several factors, such as the product, the individual, and the application. However, here are some general guidelines and tips to help you estimate and optimize your lash growth journey.

Realistic timelines: Most lash serums claim to deliver noticeable results within 4 to 8 weeks of daily use. However, this may vary depending on the product and the individual. Some users may see results sooner, while others may take longer.

Factors influencing the speed of lash growth: The speed of lash growth is influenced by several factors, such as genetics, age, hormones, nutrition, health conditions, medications, and environmental factors.

 Lash Serum and Makeup Compatibility

Another common question that users have about lash serums is whether they can be worn with makeup and how to integrate them into their makeup routines. The answer is yes, lash serums can be worn with makeup, as long as you follow some best practices and precautions. Here are some of them:

– Apply lash serum before makeup: The best time to apply lash serum is in the morning, before applying any makeup.

– Use oil-free and water-based makeup: When choosing makeup products, especially mascara and eyeliner, opt for oil-free and water-based formulas. Oil-based and waterproof makeup can interfere with the lash serum and prevent it from reaching the hair follicles.

– Remove makeup gently: At the end of the day, make sure to remove your makeup gently and thoroughly, using a gentle eye makeup remover or cleanser. Do not rub, tug, or pull on your lashes, as this can damage them and cause them to fall out. Pat your eyes dry with a soft towel and apply lash serum again at night, before going to bed.

Best eyelash growth serums for 2024

Here are the best budget-friendly and effective eyelash serum options available for you in 2024.

Careprost: Careprost is one of the most popular and trusted lash serums on the market. It contains bimatoprost, a prostaglandin analog that stimulates lash growth and increases the length, thickness, and density of the lashes. Careprost is also used to treat glaucoma, a condition that causes high pressure in the eyes.

Bimat: Bimat is another lash serum that contains bimatoprost as the active ingredient. It works in the same way as Careprost, by enhancing lash growth and improving the appearance of the lashes. Bimat is also used to treat glaucoma and ocular hypertension.

Lumigan: Lumigan is a lash serum that contains bimatoprost as the active ingredient. It works in the same way as Careprost and Bimat, by stimulating lash growth and increasing the length, thickness, and density of the lashes. Lumigan is also used to treat glaucoma and ocular hypertension.

DIY lash serums, good or bad?

Creating a DIY lash serum often involves combining various ingredients known for their potential to nourish and stimulate lash growth.

Common ingredients found in DIY lash serums may include oils such as castor oil, coconut oil, or olive oil, as well as natural extracts like aloe vera gel or vitamin E oil. These ingredients are believed to provide essential nutrients and hydration to the eyelashes, promoting a healthier environment for lash growth.

However, it’s important to note that while DIY lash serums may be appealing due to their natural and cost-effective nature, their efficacy can vary, and results are not guaranteed. Additionally, individuals should exercise caution when applying any homemade concoctions near the eyes to avoid irritation or adverse reactions.


1. Which eyelash growth serum is best?

Choosing the best eyelash growth serum depends on individual preferences, needs, and budget. Look for serums with growth factors like hormones, peptides, and plant extracts. Proven options include Careprost, Bimat, and Lumigan, available on our website. It’s crucial to consider ingredients, reviews, and potential allergens when making a selection. They are all almost identical in effectiveness but the main differences are in the manufacturers, prices, and slightly different compositions.

2. Is lash serum really effective?

Yes, lash serums are formulated to be effective in promoting eyelash growth. They work by delivering nutrients and stimulants to hair follicles, resulting in longer, thicker, and stronger lashes. Consistent use of a quality lash serum, containing essential vitamins, peptides, and conditioning agents, can lead to noticeable results over time.

3. Do lash serums permanently work?

Lash serums offer long-term results with consistent use. While they don’t provide permanent changes to eyelashes, they promote sustained growth and health. To maintain the enhanced appearance, continued use of the serum is recommended. Discontinuing use may lead to a gradual return to natural lash characteristics.

4. Is it OK to use the lash serum every day?

Yes, it is generally safe to use the lash serum every day, following the product’s instructions and recommended dosage. Applying the serum consistently, preferably in the morning and at night, enhances its effectiveness. However, it’s crucial to avoid exceeding the recommended usage to prevent potential side effects and achieve optimal results.

5. What happens if I stop using lash serum?

If you stop using lash serum, the enhanced growth and appearance of your eyelashes may gradually revert to their natural state. Lash serums provide sustained results with continuous use, and discontinuing use may lead to a reduction in length, thickness, and density over time.

6. Does castor oil grow eyelashes?

Castor oil is believed to promote eyelash growth due to its nutrient-rich composition. While some individuals report positive results with castor oil, scientific evidence supporting its effectiveness is limited. It may work for some but not all. It’s important to perform patch tests to check for allergies and sensitivities before applying castor oil to the lashes. But the results obtained with castor oil is much less than with Bimatoprost-based drops.

7. Can you sleep with lash serum?

Yes, it is generally safe to sleep with lash serum applied. Once the serum has dried completely, which usually takes a few minutes, there should be no adverse effects. However, avoid rubbing your eyes during sleep and follow the product’s instructions for optimal results and safety.

8. What age should you use a lash serum?

Lash serums are generally suitable for adults who wish to enhance their eyelashes. There is no specific age limit, but it’s essential to consider individual factors such as skin sensitivity and overall health. Consultation with a doctor or dermatologist is recommended, especially for individuals with pre-existing eye conditions or those taking medications that may affect lash growth.


To sum it up, the best eyelash growth serums, like Careprost and Bimat in 2024, can make your lashes longer and fuller. By understanding what’s in them and how to use them, you can boost your confidence and express yourself better.

Whether opting for commercial solutions or considering natural ingredients in a DIY approach, the key is consistent and mindful application. Choosing the right eyelash serum isn’t just about looking good; it’s a way to take care of yourself and feel more empowered in the world of beauty.

Post by:

Dermatologist Marcela J






Marcella Jiovanni

Skin Care Professional

“Marcella Jiovanni actively promotes the importance of maintaining healthy skin, she envisions the future of dermatology as moving away from pure medical, pharmacological dermatology and flowing more toward a holistic approach to wellness and skincare.”