Beauty

4 Hair Growth Serums And Supplements We Swear By For Fuller, Healthier Hair

April 20, 2026 by Brooke Hardington
shefinds | Beauty
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If I had a dollar for every time another girl told me she wished her hair was thicker… well, I wouldn’t be rich, but I’d definitely have more than one dollar. Honestly, so many of us want fuller, healthier-looking hair. In fact, more than half of women experience some form of hair loss during their lifetime, which really puts things into perspective.

If you’re dealing with more significant or sudden hair loss, it’s always a good idea to check in with a dermatologist, because there could be underlying factors like hormonal changes at play. But if you’re just noticing your part looking a little wider than usual (me) or finding more strands in your brush than you remember (also me), there are plenty of easy, over-the-counter options that can help. From targeted hair growth serums to supplements designed to support growth from within, here are four picks we swear by to help your hair look thicker, fuller, and healthier over time.

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The Ordinary Multi-Peptide Serum for Hair Density ($24)

I’ve been a longtime fan of The Ordinary. Their formulas are no-frills, science-backed, and always affordably priced—and this serum is one I’ve personally repurchased more than once.

It’s a lightweight, leave-in treatment designed to support the scalp and help hair look thicker and fuller over time. I’ve actually noticed a difference in the thickness of my strands when I use it consistently, and I love that it doesn’t feel greasy at all, so you can apply it daily without weighing your hair down. It’s packed with a mix of peptide technologies and plant-based extracts, plus caffeine, to help create a healthier environment for hair to grow. I like to massage a few drops in at night (and my dry scalp says thank you, too!).

Briogeo Scalp Revival Charcoal + Biotin Dry Shampoo ($25)

If the idea of applying a serum directly to your scalp isn’t really your thing, Briogeo’s Scalp Revival Dry Shampoo offers many of the same scalp-loving benefits in a different format. What makes it stand out is its ingredient lineup. Formulated with Binchotan charcoal to draw out impurities, a blend of clays and starches to absorb excess oil, witch hazel to balance oil production, and biotin to support overall hair health, it’s doing way more than just masking greasy hair for the day.

In short, it helps extend your blowout while supporting a healthier scalp, which is key if you’re trying to create the right environment for fuller-looking hair.

SeroVital Hair Regeneres ($39)

Hair growth solutions can also start from within. SeroVital’s Hair Regeneres comes in supplement form and is designed to support hair health from the inside out, thanks to a blend of vitamins, minerals, and a patented form of keratin. It’s especially targeted toward age-related hair loss, but I’ve found that in addition to promoting thicker, stronger-looking hair over time, it can also help boost shine and overall hair quality.

If adding another topical step to your routine sounds like too much of a headache, this is definitely worth considering. It’s about as low-effort as it gets—just take two capsules in the morning with breakfast and go about your day.

PURSONIC Jamaican Black Castor Oil ($19.99)

Ever since my mom started making her own soaps with essential oils and I noticed such a difference in my skin, I’ve become a true believer in them. I’m also a big fan of ingredients like rosemary and Jamaican Black Castor Oil when it comes to hair care.

This one from Pursonic is 100% pure and cold-pressed, and it’s packed with nutrients like omega fatty acids and vitamin E to help strengthen hair, reduce breakage, and support overall scalp health. It’s definitely on the thicker side, which actually makes it amazing for sealing in moisture, especially if you’re dealing with dryness or brittle strands. When massaged into the scalp, it can also help stimulate blood flow, creating a healthier environment for hair to grow. I honestly think of it as more of a treatment than an everyday styling product.

Fuller, healthier-looking hair doesn’t happen overnight, but with the right mix of products and consistency, you can absolutely get there. If you’re ready to get started, any of these picks are a great place to begin.

Author:

Freelance Writer

Brooke Hardington is a freelance writer at SheFinds, covering sponsored content. In this role, she writes about everything from gift guide roundups for you and everyone you know, to seasonal clothing sales and celebrity-loved sunglasses. Previously, she covered celebrity news and health topics for SheFinds. Following that, she also spent several years writing for Nicki Swift, where she specialized in celebrity, sports, and culture content. When she’s not researching the latest and greatest products to hit the market, she’s reading the newest Sarah J. Maas novel, training for a 5K, or spending time with family.