How Eyelashes Grow (and What You Can Do to Support Longer, Fuller Lashes)

By: Amanda Orlich |
How Eyelashes Grow (and What You Can Do to Support Longer, Fuller Lashes)

If your lashes look shorter than they used to, feel sparse, or keep breaking, you’re not imagining it. Eyelashes go through a real growth cycle just like scalp hair, and once you understand how that cycle works, lash results make a lot more sense.

Most people assume lashes should grow fast, but the truth is: lashes are designed to grow slowly and shed regularly. That’s completely normal. The goal isn’t to “force” lashes to grow overnight. It’s to support the growth cycle and reduce breakage so lashes can actually reach their full potential.

 

Eyelashes have a growth cycle, too

 

Eyelashes grow in phases. At any time, some lashes are growing, some are resting, and some are preparing to shed. That’s why lash routines need consistency, and why it’s normal not to see instant changes.

 

There are three phases:

 

Growth phase: this is when the lash is actively growing. It lasts around 4 to 6 weeks.

 

Transition phase: growth stops and the follicle starts to shrink. This lasts around 2 to 3 weeks.

 

Resting/shedding phase: the lash stays in place for a while and eventually sheds to make room for a new lash. This phase can last around 3 to 4 months.

 

Since not all lashes are in the growth phase at the same time, results always look gradual.

 

Why lashes can look shorter or thinner

 

Lashes don’t always look short because they aren’t growing. A lot of the time, they’re just breaking or shedding early.

 

Here are the most common reasons:

 

Breakage from friction: rubbing eyes, sleeping face-down, or tugging at lashes when removing makeup.

 

Aggressive makeup removal: waterproof mascara and harsh cleansing can weaken lashes over time.

 

Extensions or falsies: not always bad, but repeated use can stress lashes and cause fallout.

 

Dry, brittle lashes: dry lashes break easier, which makes them look shorter and less dense.

 

So if you’re trying to improve lashes, the focus should be: protect them so they don’t snap before they reach full length.

 

What helps lashes look longer and fuller over time

 

There’s no magic trick, but there is a routine that works. The best lash routines do two things: support the follicle and keep lashes conditioned so they’re less likely to break.

 

The most important habits are:

 

Remove makeup gently: no rubbing side to side. Let your cleanser sit for a few seconds before wiping.

 

Avoid daily waterproof mascara if you can: it’s harder to remove and can increase breakage.

 

Keep lashes conditioned: hydrated lashes tend to look shinier, healthier, and break less.

 

Stay consistent: because of the growth cycle, real improvement usually shows around 6 to 8 weeks, and even better by 12 weeks.

 

How long does it take to see lash results?

 

Most people start noticing a difference after a few weeks, but if you’re aiming for visible improvement in length and fullness, you need time.

 

A realistic timeline is:

 

Weeks 1–4: lashes may look healthier and feel less brittle

 

Weeks 6–8: lashes start looking longer and more even

 

Weeks 10–12: best visible improvement for most people

 

That timeline aligns with the lash growth cycle, which is why consistency always wins.

 

The bottom line

 

Eyelashes are constantly growing and shedding, even if you don’t notice it. If your lashes look thin or short, it usually comes down to breakage, stress from makeup habits, or not supporting the growth cycle long enough.

 

If you want lashes that look longer and fuller, the best approach is simple: protect them, condition them, and stick with a routine long enough for the growth cycle to do its job.

This information is intended for educational purposes only and is not meant to substitute for medical care or to prescribe treatment for any specific health condition. These products are not intended to diagnose, treat, cure or prevent any disease.