All products are independently selected by our editors.

If you buy something, we may earn an affiliate commission.

Chances are that youve experienced hair loss at some pointand maybe more so with age.

Image may contain Person and Hairdresser

Elena Noviello

Integrating the best hair-growth products into your routine can help you achieve fuller, thicker, and longer strands.

What’s the very best product for thickness?

If you’re unsure, definitely speak to a derm to help you develop a routine.

Nutrafol Women Hair Growth Supplement

Original photo from Candice Cameron testing Vegamour Hydr-8 Shampoo

During the testing period, reviewers tracked changes inhair shedding(was there less hair loss over time?

),fullness, anddensity, particularly along the hairline.

They also evaluated the overall user experience: Was the producteasy to incorporateinto their routine?

Image may contain: Bottle, and Cosmetics

Did it have a pleasantfragranceandtexture?

For devices, testers notedcomfort, convenience,andease of use.

Finally, we factored invaluehow long the product lasted and whether its performance justified the price.

vegamour hydr8

Original photo from Candice Cameron testing Vegamour Hydr-8 Shampoo

The results helped us determine which products truly delivered and earned a spot on our list.

My hairstylist commented on the amount of hair regrowth on my head, she says.

A drawback is that you have to take a full dose of four pills daily.

Woman with light brown hair and a soft smile

Original photo from Candice Cameron testing Vegamour Hydr-8 Shampoo

But its been well worth it for me, Adams says.

“Almost a year in, my hair is the thickest its been in 20 years.

Expect to start seeing results in four months.

Act + Acre Cold Processed Stem Cell Scalp Serum

Original video byGlamourcommerce writer Alanna Martine Kilkeary

And in 5% of people, it can cause new hair growth.

Glamourreviewer Gabriella Iannetta was recommended the hair loss treatment by her doctor.

I wanted to deal with some thinning at my hairline, she says.

Image may contain: Herbal, Herbs, Plant, Jar, Bottle, and Shaker

Original image byGlamourtester Justin Poisson

I use this every day, and have noticed a lot of fullness in just one month.

Its been a staple in my everyday routine.

Vegamours Hydr8 shampoo completely transformed my hair, saysGlamourreviewer Candice Cameron.

Vital Proteins Collagen Peptides next to protein powder used in a bowl of oatmeal

Original image byGlamourtester Justin Poisson

I naturally have fine hair, but it looks the best its looked in a long time.

For shinier, healthier hair, use it with its accompanyingconditioner.

It also contains protectivevitamin Cand skin-hydratinghyaluronic acid.

Briogeo Scalp Revival Rosemary Pre-Wash Scalp and Hair Oil

Glamourcommerce directorBrie Schwartzpraises thecollagen supplementpowder: The taste is inoffensive.

Its a bit creamyalmost like a light milk.

It felt instantly soothing and left my hair so shiny after I washed and styled it.

Kerastase Initialiste Strengthening & Volumizing Advanced Scalp & Hair Serum

Original video byGlamoursenior commerce editor Jenifer Calle

The added bounce definitely made my hair look thicker, she says.

The best part, though, was the applicator tip.

Its rich in reparative wheat protein, which a2018 studyshowed can strengthen and smooth damaged hair.

Kérastase Resistance Masque Extentioniste

It also contains green tea as an antioxidant and a UV filter to protect hair against sun damage.

This serum keeps that area hydrated and adds some shine to my strands.

Anyone will curly or coily hair will want to cover with a plastic cap.

RevitaLash Cosmetics Advanced Eyelash Conditioner

Original video byGlamourcommerce editor Malia Griggs

you might also swap your conditioner with Masque.

Thishair mask’slightweight whipped texture softens my wavy hair and eliminates tangles without sacrificing volume, saysGlamourcontributorAriel Wodarcyk.

Sacramento-based estheticianJenneane Rochais also a fan.

RevitaLash Advanced Eyelash Conditioner  Before

Original image byGlamourcommerce editor Malia Griggs

Glamour’s Kilkeary had a similar experience.

I didnt notice how much thinner my brows had gotten until the end of the pandemic, she says.

After two months, my brows looked noticeably thicker and fuller.

RevitaLash Advanced Eyelash Conditioner  After

Original image byGlamourcommerce editor Malia Griggs

Its an effective and affordable OTC option that Id recommend to anyone.

This one is our top pick.

Wear the cap for 10 minutes each day.

Grande Cosmetics GrandeBROW Brow Enhancing Serum

Original image byGlamourcommerce writer Alanna Martine Kilkeary

Your hair growth product questions, answered

What causes hair loss?

One of the most common reasons for hair loss is hereditary with aging.

Nutritional supplements like hair growth vitamins work internally to support hair cell production, says trichologistAnabel Kingsley.

Grande Cosmetics GrandeBrow BrowEnhancing Serum

Original image byGlamourcommerce writer Alanna Martine Kilkeary

Here are some ingredients to look out for:

Meet our experts

Grande Cosmetics GrandeBrow BrowEnhancing Serum

Original image byGlamourcommerce writer Alanna Martine Kilkeary

Ceremonia Scalp Masajeador

Revian Red Hair Growth System