Hair Growth Serum

Eternal Hair Growth Serum: my take on a lightweight scalp serum

Hair serums often fall into two camps: the ones that feel greasy and the ones that promise the moon. The Eternal Hair Growth Serum is positioned as a lightweight, non-greasy daily scalp serum, so let’s see what’s on the label.

What convinced me on paper

The official description lists Myristoyl Pentapeptide-17 and Biotinoyl Tripeptide-1 to support the hair follicles, saw palmetto extract for thicker, fuller-looking hair, and glycerin, sodium hyaluronate and vitamin E to hydrate scalp and strands. It’s described as a lightweight, non-greasy formula for daily use.

The routine is easy: apply a dropper of serum directly onto a dry scalp, focusing on thinning or target areas, massage for 1 to 2 minutes, then style as usual without rinsing. The brand suggests twice daily for best results, or once a day for steady growth, and gives an honest timeline: a nourished feeling in weeks 1 to 4, then a stronger feel and fuller-looking areas, and the most visible results from week 8 onward. It adds that results vary by individual.

What testers and reviewers say

On the brand’s website the serum is rated 4.7 out of 5 from about 70 reviews. Here are the points that come up most, in the reviewers’ own terms (I’m leaving aside the personal health stories).

• Texture: several reviewers say it doesn’t leave their hair oily or greasy, and one even uses it right after washing.
• Fuller feel: reviewers say thinner areas, such as temples or the part, look fuller or their hair feels thicker after a few weeks to a few months of use; one mentions tiny new hairs after two weeks.
• Patience needed: a 3 out of 5 reviewer says it hasn’t been a full month yet and she is waiting for consistent results.
• Bottle size: one reviewer says her bottle doesn’t last a month even with just one daily application, so factor that in if you plan to use it twice a day.

Why I think you’ll love it

• Peptides, saw palmetto and vitamin E in one daily serum.
• Non-greasy, lightweight feel, per the brand and several reviewers.
• Dropper applicator to target specific areas.
• Clear timeline: the brand tells you what to expect by week.

My tip

Part your hair where it looks thinnest, apply the dropper straight onto the scalp, then massage with your fingertips for one to two minutes. Take a photo in the same light every four weeks. Consistency is the whole game with hair.

Who it’s for

If your hair looks thinner at the temples, part or crown and you want a simple, non-greasy daily step, this is a straightforward one to try. If you have a scalp condition or are concerned about hair loss, talk to your doctor.

Frequently asked questions (FAQ)

How do you apply the Hair Growth Serum?

Apply a dropper of serum directly onto a dry scalp, focusing on thinning or target areas, massage with your fingertips for 1 to 2 minutes, and do not rinse.

How often should you use it?

The brand suggests twice daily for best results, or once a day for steady growth.

When will I see results?

The brand gives a general timeline: a more nourished scalp in weeks 1 to 4, stronger-feeling hair in weeks 4 to 8, and noticeably thicker-looking hair from week 8 onward. Results vary by individual.

What are the key ingredients?

The official description lists Myristoyl Pentapeptide-17, Biotinoyl Tripeptide-1, saw palmetto extract, glycerin, sodium hyaluronate and vitamin E.

Is it greasy?

It's described as a lightweight, non-greasy formula, and several buyers mention that it doesn't leave their hair oily.

Where can I buy Hair Growth Serum in the US?

On my Curated store, delivered in the US.