Lash Growth Myths Busted

Written by Esa Badr, MPharm, IP

Clinicians Bust Lash Growth Myths

Most lash advice is wrong.
And it could be costing you time, money, and even lash health.

I have spent over 10 years in healthcare as a prescribing pharmacist. I know how to read research, question it, and decide what actually works. Most brands? They just believe whatever the lab tells them.

Here’s what you need to know if you want longer, healthier lashes without the risk.

Myth 1: Lash Serums Work Overnight

Truth: Your lashes grow in cycles. Even the best formulas need 4–8 weeks to show real change. Overnight promises are designed to sell products fast, not deliver results.

Myth 2: More Product Means Faster Growth

Truth: Your lash follicles can only absorb so much. Overuse wastes product and increases irritation risk. One thin swipe per lash line, once daily, is enough.

Myth 3: All Lash Serums Are the Same

Truth: They are not. Many use prostaglandin analogs — synthetic hormone-like ingredients with known side effects.
Nuur Lash difference:

100% prostaglandin-free
Formulated with phenoxyethanol to help keep the water-based serum stable.
Clinician-developed for sensitive eyes

Myth 4: Extensions Are Safer

Truth: Adhesives and weight damage your natural lashes over time. If you wear extensions, take breaks and rebuild lash health in between with a safe serum.