Homemade Lash Serum

By Josef Mohamed

Table of Contents

Long, soft lashes are something all women love. They make your eyes stand out without much makeup. But if you’re tired of using fake lashes, thick mascaras, or going to salons for expensive lash extensions, we get it. These procedures can damage your real lashes over time and might make your eyes feel itchy or even cause your lashes to fall out.

That’s why lots of people are choosing natural, do-it-yourself (DIY) ways to take care of their lashes. It’s cheaper, safer, and you get to decide exactly what goes near your eyes. The best part? You can make your very own lash serum at home using simple, safe ingredients that people have trusted for years.

We’ll show you how to make it, why it helps, and how to use it the right way.

• Eye Irritation: Some individuals experience a burning sensation, particularly if the serum gets into the eyes.
• Redness: The skin around the eyes can become red and irritated. It can happen because of direct contact with the serum or a reaction to specific ingredients.
• Itchiness: Itching could be a sign of not only sensitivity to serum and its specific ingredients, but also an allergic reaction.
• Melanin and Hyperpigmentation around the Eyelids: Continuous use of certain serums can lead to increased pigment around the eyelids.
• Orbital Fat Loss: Though rare, some lash serums can cause a decrease in orbital fat, making eyes look sunken.
  
• A Permanent Change in Iris Color occurs rarely but mostly affects people with light-colored eyes.
• Dryness: Some users report dryness around the eyes, which could be due to the alcohol content in certain lash serums.
• Swelling: In some cases, users might experience swelling around the eyes.
• Allergic Reaction: Allergic reactions can range from mild itching to more severe swelling and redness.
• Noticeable Blood Vessels can emerge after prolonged use of the product, also accompanied by drooping eyelids among users.

The majority of side effects will disappear after you stop using the serum, yet not every effect will vanish. Before applying any product near your eyes, you should always check its ingredients, perform a patch test, and consult with a professional if you are in doubt.

Why Avoid Extensions and False Lashes?

False lashes might look nice right away, but they can hurt your natural lashes. The glue used to stick them on sometimes contains strong chemicals that can irritate your eyes, causing them to become red or itchy. Some special mascaras that add length use tiny fibers or strange ingredients that aren’t always safe.

These things don’t help your lashes grow - they just cover up the problem providing temporary solution. Using natural oils and gentle care is like giving your lashes healthy food. Over time, this helps them grow longer and stronger, all on their own, without any damage or need for glue.

• Prostaglandin analogs (like bimatoprost, latanoprost, isopropyl cloprostenate) are the most powerful but also the most risky. They can cause side effects like eye discoloration, redness, and fat loss around the eyes.
• Peptides are much milder. They support lash growth and repair without major risks, making them a safer pick for sensitive eyes.
• Botanical extracts (like castor oil or green tea) sound natural, but they can still cause allergic reactions in some people.
• Preservatives, fragrances, and silicones are often added to improve texture or shelf life, but can lead to irritation or sensitivity, especially if you have delicate skin around your eyes.

Always check the ingredient list before using any lash serum. If your eyes tend to react easily, go for formulas without prostaglandins and minimal extras.

The Home DIY Lash Serum Recipe You Can Try

You don’t need a chemistry degree or a pantry full of exotic oils to make a lash serum that works. This blend uses ingredients you may already have at home and takes less than five minutes to mix.

Ingredients:

• 1 tablespoon castor oil
• ¼ tablespoon coconut oil
• ¼ tablespoon olive oil
• 1 drop rosemary essential oil (optional)
• Stay Inside the Lines: Lash serum can make hair grow wherever it’s applied. So be careful not to put it outside your brow line, unless you want hair to grow there too!
• Keep it Clean: If you use the same brush for your lashes and brows, you might move dirt or oils from your brows to your eyes. That could cause irritation. To be safe, apply to your lashes first, then your brows - or use a separate brush.

Optional Add-ins:

• A few drops of vitamin E oil (for antioxidant benefits)
• ¼ tablespoon emu oil (for added moisture and deeper absorption)
• 1 drop lavender essential oil (promotes calm and may stimulate follicles)
• 1 drop rosemary essential oil (optional)
• Stay Inside the Lines: Lash serum can make hair grow wherever it’s applied. So be careful not to put it outside your brow line, unless you want hair to grow there too!
• Keep it Clean: If you use the same brush for your lashes and brows, you might move dirt or oils from your brows to your eyes. That could cause irritation. To be safe, apply to your lashes first, then your brows - or use a separate brush.

Instructions:

• Sanitize your container. Use a clean, dry glass bottle or empty mascara tube.
• Add all oils to the container.
• Mix well by swirling (not shaking) to combine ingredients evenly.
• Store in a cool, dark place away from sunlight to preserve the formula.
• Stay Inside the Lines: Lash serum can make hair grow wherever it’s applied. So be careful not to put it outside your brow line, unless you want hair to grow there too!
• Keep it Clean: If you use the same brush for your lashes and brows, you might move dirt or oils from your brows to your eyes. That could cause irritation. To be safe, apply to your lashes first, then your brows - or use a separate brush.

That’s it. You now have a lash serum that can rival commercial options, made at home, at a fraction of the cost.

Why These Ingredients Work: The Science Behind Lash Health

Natural oils are rich in vitamins, fatty acids, and antioxidants that support healthy hair growth, including the fine hairs on your lash line.

Castor Oil

Often called the MVP of natural lash care, castor oil contains ricinoleic acid, a fatty acid believed to reduce lash loss and encourage longer growth phases. It deeply nourishes the follicle, making your lashes less prone to breakage and fall-out.

Coconut Oil

Coconut oil has antimicrobial and moisturizing properties. It penetrates the hair shaft better than many oils, helping prevent protein loss. When applied to lashes, it keeps them strong, flexible, and resilient.

Olive Oil

Rich in antioxidants and oleic acid, olive oil supports lash follicle health. It also helps soften and condition lashes, giving them a naturally glossy finish.

Rosemary Essential Oil (Optional)

Rosemary is often used in hair growth serums because it increases circulation to the follicles. Just one drop in your DIY serum can potentially stimulate lash growth.

Vitamin E (Optional)

Vitamin E is a powerful antioxidant that helps reduce oxidative stress, one of the reasons for weak or thinning lashes.

Emu Oil (Optional)

This oil is incredibly penetrating and has anti-inflammatory properties. It can act as a carrier, helping other oils sink deeper into the skin and lash follicle area.

These ingredients are generally safe, but always patch-test and use only in appropriate quantities, especially essential oils.

• Start with a clean face. Make sure your brows are free from makeup, oils, or lotions. Wash your face and dry it gently.
• Use a little at a time. One dip of the serum brush is enough for both brows. Swipe it gently across your brow line—one swipe on the inner part, one in the middle, and one at the end of your brow.
• Be careful where you put it. Don’t put the serum too high or too low on your skin. You only want to apply it where you want hair to grow.
• Let it dry. Wait about a minute for the serum to dry before putting on other skincare or going to bed.
• Apply at night. It’s best to use the serum before bed, so it can work while you sleep.
• Use it every day. Be consistent! Apply the serum every night. It might take 8 to 12 weeks to see full results.
• Keep things clean. If your brush touches your fingers or your skin, clean it before putting it back in the bottle. This keeps your serum free from bacteria.

How to Apply Lash Serum for Best Results

Applying your DIY lash serum correctly is just as important as the ingredients you use.

Step-by-Step Application:

Applying your DIY lash serum correctly is just as important as the ingredients you use.

• Cleanse your face and ensure all makeup is removed.
• Dip a clean eyeliner brush or cotton swab into the serum.
• Gently apply a thin layer along the upper lash line, just like liquid eyeliner.
• Use once daily, preferably before bedtime.

Pro Tips:

• Avoid applying directly to the lower lash line to prevent the serum from getting into your eyes. Blinking will naturally transition serum from the upper lash line.
• Less is more. One small drop is enough.
• Use a clean applicator every time to avoid contamination.
• Using the same brush for eyes and brows could spread dirt - be clean and careful.

What to Expect:

Consistency is key. You may start to notice healthier, fuller lashes in 4 to 6 weeks. Full results often show around the 8 to 12-week mark. Keep your expectations realistic - this isn’t an overnight miracle but a long-term investment in your natural beauty.

Don’t Forget Your Brows

Your homemade lash serum can help your eyebrows too! The same oils that make your lashes strong can also help your brows grow if they’re thin or have bald spots.

Just dab a little on your eyebrows each night with a clean Q-tip. Don’t use too much, and keep it out of your eyes. If you keep doing this every day, your brows can become fuller and look even better, just like your lashes. It’s a super-easy way to make your whole face feel fresh and natural.

Safety First: Using and Storing DIY Lash Serum Responsibly

When it comes to anything you put near your eyes, caution is non-negotiable.

Patch Testing:

Always patch-test the serum on your wrist or behind your ear 24 hours before applying it to your lashes. If you notice any redness, itching, or discomfort, do not use it.

Storage Tips:

• Keep your serum in a cool, dry place
• Store in an airtight, dark glass container if possible.
• Label your container with the date you made it. The serum typically lasts up to 3 months.
• Use once daily, preferably before bedtime.

Signs It’s Time to Toss:

Signs It’s Time to Toss:

• Unusual odor
• Cloudy or separated mixture
• Any visible mold or particles
• Using the same brush for eyes and brows could spread dirt - be clean and careful.

What to Expect:

If any of these signs appear, it’s best to discard and remake the serum. Your eyes are far too precious to take risks.

Final Thoughts

Making your lash serum isn’t just a fun DIY - it’s a way to take better care of yourself. You’re not just trying to make your lashes look nice, you’re helping them grow stronger with safe, simple ingredients that work.

But if you don’t feel like making it yourself, that’s okay too. Our Eyelash Growth Serum is already made for you. It has the same good stuff your lashes need, and it’s super easy to use.

Whether you make your own or use ours, your lashes need a break from glue, fake lashes, and heavy makeup. Let them grow naturally and stay healthy.