Best Hair Growth Serum For Women

Nourish your scalp with this serum that delivers an extra dose of nutrients for healthy, lustrous hair. As per the brand, it contains 48 proven natural ingredients that have been formulated at clinically effective concentrations for better results.

Niacinamide and caffeine energize the scalp while ashwagandha helps reduce thinning and encourages growth. This formula is also packed with peptides to minimize graying and shedding.

1. Arginine

Developed for thinning hair, this fan-favorite serum from Rene Furterer targets the root cause of thinning strands. It’s formulated with 2% apple stem cells to reinvigorate follicles and encourage regrowth while also combatting itchiness, dryness, dandruff, and scalp oiliness.

Apply one pipette of the serum to your scalp on clean, dry strands section by section daily. You should notice a difference in regrowth after about three months, according to the brand. It’s also free of silicones, parabens, phthalates, petrolatum, and synthetic fragrance. It dries quickly and doesn’t interfere with styling your hair.

2. Biotin

This bestselling serum is the best hair growth product for women with thinning locks. It’s formulated with biotin, ashwagandha (an adaptogen used in Ayurvedic medicine to calm the scalp), and a blend of oils including castor, jojoba, grapeseed, and coconut.

It also features a patented follicle-stimulating complex, a proprietary ingredient that minimizes the appearance of grays, and a nourishing blend of peptides and phytonutrients to promote thicker and healthier strands. Trichologist Bridgette Hill previously crowned it as one of her favorite products.

This FDA-approved formula for thinning hair is “the only one on the market that actually grows your hair,” Dr. Shaver explains. It best hair growth serum for women includes 3% Procapil, a follicle-stimulating compound, as well as vitamins and botanical extracts to nourished strands.

4. Peptides

Although peptides aren’t a magic bullet for hair growth (genetics, diet and the right product all play a role), they can help reduce thinning and promote healthy scalp conditions. This multi-peptide serum from The Ordinary contains Red Clover Extract and Baicalin to protect your follicles, while niacinamide prevents shedding and strengthens the strands. Reviewers note new growth after a few weeks of regular use.

This hair growth serum uses ashwagandha, an adaptogen that helps ease stress, to calm the scalp and promote cellular turnover. A few pipettes applied to the scalp daily should yield results over time. This non-greasy formula also promises to block DHT and hydrate the strands.

5. Keratin

Keratin is found in your hair, nails and skin’s outer layer, and products formulated with it can make your locks look shiny and healthy. It can also strengthen and help smooth out tangled hair.

While most keratin serums will have specific application instructions, you can expect to dab or spritz them onto your scalp section by section and massage it in. Some keratin treatments also come in the form of ampules, N°7 BONDING SERUM like this one from Rene Furterer that certified trichologist Bridgette Hill crowned best for thinning hair in 2023.

It contains 3% Procapil to minimize grays and a blend of hydrating, strengthening, stimulating, and nourishing ingredients to promote hair growth and reduce shedding.

6. Aloe Vera

Aloe vera is the succulent you’ve likely slathered on your sunburn, and the beauty-boosting properties of this desert lily don’t stop there. It’s also great for a soothed scalp and healthy hair growth, especially if you struggle with conditions like dandruff or seborrheic dermatitis (which can be caused by stress, tight hairstyles, or bleaching) or traction alopecia.

This nourishing serum features aloe, along with ashwagandha and other adaptogens to calm the scalp and quell stress. It also uses apple stem cells to stimulate the follicles for satisfying hair growth and minimize shedding.

7. Apple Stem Cells

Featuring apple stem cells—which help skin cells keep a high rate of renewal—this product helps diminish the appearance of fine lines and wrinkles. The product also features ashwagandha, an adaptogenic herb, to bolster scalp health and prevent hair loss.

This anti-aging serum uses liposomal apple stem cell extract from Malus Domestica fruit cells (Uttwiler Spatlauber), a rare Swiss variety of apple that regenerates and encourages skin cells’ growth to combat chronological aging and boosts cellular energy. It also contains glycoproteins to help with cellular repair.

Trichologist Bridgette Hill loves this lightweight formula for its head-clearing citrus scent and its ability to promote hair growth by boosting follicle density. It’s also free of silicones, phthalates, petrolatum and synthetic fragrance.

8. Rosemary Oil

As for hair growth serums, their benefits depend on the formula and how often you use them. “They can penetrate the scalp to encourage hair growth, help reduce shedding and promote healthy scalp, or even reactivate a dormant follicle,” explains Friese.

For thinning or balding women, this thick serum is formulated with a combination of biotin and keratin to trigger new hair growth while strengthening existing strands. It also contains rosemary oil to stimulate follicles and reduce inflammation.

This nourishing pre-shampoo treatment from René Furterer is packed with ingredients designed to encourage hair growth and thickness. Bridgette Hill, a trichologist and colorist at Paul Labreque Salon, loves this lightweight formula for its head-clearing citrus scent and nourishing oils.