The 13 Best Hair Growth Serums for Strong, Thicker Hair

WrittenbyLuat Duong
Last updated

Are you tired of endless searches for the perfect hair growth serum? We've got you covered! 

In this article, we'll take you on a journey through the top 13 serums that can transform your hair into a strong, thick mane. 

Whether you're struggling with thinning hair, aiming to boost your hair's health, or simply looking for a change, these serums are here to rescue your hair. 

We've categorized them based on their unique benefits, so you can easily find the one that suits your needs.

Best hair growth serums 

Here are some of the best hair growth serums:

  1. Best overall: Bio-Pilixin® Activation Serum
  2. Best for biotin boost: Nutrafol Hair Growth Serum
  3. Best for curly hair: SheaMoisture Strengthen & Restore Hair Serum
  4. Best for oily scalp: Aveda Invati Advanced Scalp Revitalizer
  5. Best for dry scalp: The Ordinary Multi-Peptide Serum
  6. Best for fine hair: Vegamour GRO Hair Serum
  7. Best for damaged hair: Kérastase Initialiste Advanced Scalp and Hair Serum
  8. Best for postpartum hair loss: Pura D'or Hair Thinning Therapy Energizing Scalp Serum
  9. Best for natural ingredients: Maple Holistics Biotin Hair Growth Serum
  10. Best for budget: Garnier Fructis Grow Strong Hair Serum
  11. Best for fast results: iRestore Anti-Hair Loss Serum
  12. Best for thinning hair: Nioxin Hair Regrowth Treatment for Women
  13. Best for men: Rogaine Men's Hair Regrowth Treatment

1. Best overall: Bio-Pilixin® Activation Serum

best hair growth serums

Why we love it: The Bio-Pilixin® Activation Serum is expertly formulated to reduce hair thinning and support new growth. It uses plant growth factors developed through stem cell technology to nourish hair follicles and encourage growth.

This serum stimulates blood flow and supplies vital nutrients to your scalp, ensuring healthy, thicker hair. Clinically tested, it shows results in just 45 days. It's drug-free, safe for everyday use, and boasts a 93% satisfaction rate.

It's worth noting: You may experience initial tingling, but it’s non-irritating and scent-free.

Product details

  • Size: 1.69 oz
  • Active ingredients: Plant growth factors, biotin

Bio-Pilixin® Activation Serum | For Women
Bio-Pilixin® Activation Serum | For Women
Drug-free & clinically tested

2. Best for biotin boost: Nutrafol Hair Growth Serum

best hair growth serums

Why we love it: Nutrafol Hair Growth Serum is packed with biotin and essential nutrients to fortify your hair from the roots. It helps improve hair density and overall health, making it ideal for those seeking stronger, healthier hair.

It's worth noting: Consistent use is necessary for the best results, typically noticeable within a few months.

Product details

  • Size: 1.7 oz
  • Active ingredients: Biotin, natural extracts

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3. Best for curly hair: SheaMoisture Strengthen & Restore Hair Serum

best hair growth serums

Why we love it: This serum is perfect for curly hair, featuring Jamaican Black Castor Oil and shea butter to nourish and strengthen curls. It reduces breakage and promotes healthy growth, enhancing your hair’s natural beauty.

It's worth noting: It’s a bit heavier, so use sparingly to avoid greasy hair.

Product details

  • Size: 2 oz
  • Active ingredients: Jamaican Black Castor Oil, shea butter

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4. Best for oily scalp: Aveda Invati Advanced Scalp Revitalizer

Aveda Invati Advanced Scalp Revitalizer

Why we love it: Aveda Invati Advanced Scalp Revitalizer is lightweight and helps reduce hair loss by revitalizing the scalp. It thickens hair naturally and balances oil production for a healthier scalp environment.

It's worth noting: May require consistent application to see significant results.

Product details

  • Size: 5 oz
  • Active ingredients: Natural plant extracts, salicylic acid

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5. Best for dry scalp: The Ordinary Multi-Peptide Serum

The Ordinary Multi-Peptide Serum

Why we love it: The Ordinary Multi-Peptide Serum hydrates and nourishes the scalp with a blend of peptides, caffeine, and other active ingredients. It’s great for reducing dryness and promoting healthier hair growth.

It's worth noting: Can leave a slight residue if not massaged well into the scalp.

Product details

  • Size: 2 oz
  • Active ingredients: Peptides, caffeine

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6. Best for fine hair: Vegamour GRO Hair Serum

Vegamour GRO Hair Serum

Why we love it: Vegamour GRO Hair Serum is a plant-based solution ideal for fine hair. It helps reduce shedding and supports hair growth with a vegan formula, resulting in thicker, fuller locks over time.

It's worth noting: Results typically appear within a few months of consistent use.

Product details

  • Size: 3.5 oz
  • Active ingredients: Plant extracts, biotin

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7. Best for damaged hair: Kérastase Initialiste Advanced Scalp and Hair Serum

Kérastase Initialiste Advanced Scalp and Hair Serum

Why we love it: Kérastase Initialiste Advanced Scalp and Hair Serum strengthens hair fibers and improves resilience. It’s perfect for those dealing with breakage and split ends, resulting in healthier, shinier hair.

It's worth noting: Higher price point, but worth the investment for damaged hair.

Product details

  • Size: 2 oz
  • Active ingredients: Plant extracts, peptides

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8. Best for postpartum hair loss: Pura D'or Hair Thinning Therapy Energizing Scalp Serum

Pura D'or Hair Thinning Therapy Energizing Scalp Serum

Why we love it: Pura D'or Hair Thinning Therapy Energizing Scalp Serum uses natural ingredients to support hair regrowth and strengthen strands, making it ideal for new moms dealing with postpartum hair loss.

It's worth noting: Gentle enough for sensitive scalps, but requires regular use for best results.

Product details

  • Size: 4 oz
  • Active ingredients: Natural extracts, biotin

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9. Best for natural ingredients: Maple Holistics Biotin Hair Growth Serum

Maple Holistics Biotin Hair Growth Serum

Why we love it: Maple Holistics Biotin Hair Growth Serum boasts a natural formula with biotin, aloe vera, and other plant-based ingredients. It’s gentle yet effective, promoting hair growth and improving scalp health.

It's worth noting: Free from harsh chemicals, suitable for daily use.

Product details

  • Size: 2 oz
  • Active ingredients: Biotin, aloe vera

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10. Best for budget: Garnier Fructis Grow Strong Hair Serum

Garnier Fructis Grow Strong Hair Serum

Why we love it: Garnier Fructis Grow Strong Hair Serum is an affordable solution for stronger hair. Enriched with active fruit proteins, it strengthens hair from root to tip, reducing breakage and promoting healthier growth.

It's worth noting: Best for those looking for an effective yet budget-friendly option.

Product details

  • Size: 5 oz
  • Active ingredients: Active fruit proteins

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11. Best for fast results: iRestore Anti-Hair Loss Serum

iRestore Anti-Hair Loss Serum

Why we love it: iRestore Anti-Hair Loss Serum delivers fast results with its powerful formula. Including redensyl and peptides, it targets hair loss and promotes rapid growth, making it great for quick improvements.

It's worth noting: Visible results may appear within a few weeks of regular use.

Product details

  • Size: 2 oz
  • Active ingredients: Redensyl, peptides

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12. Best for thinning hair: Nioxin Hair Regrowth Treatment for Women

Nioxin Hair Regrowth Treatment for Women

Why we love it: Nioxin Hair Regrowth Treatment for Women uses minoxidil to stimulate hair follicles, encouraging regrowth and improving hair density. It’s specifically designed to tackle thinning hair effectively.

It's worth noting: Requires consistent use for noticeable results, usually within a few months.

Product details

  • Size: 2 oz
  • Active ingredients: Minoxidil

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13. Best for men: Rogaine Men's Hair Regrowth Treatment

Rogaine Men's Hair Regrowth Treatment

Why we love it: Rogaine Men's Hair Regrowth Treatment is a trusted solution for male pattern baldness. Its minoxidil-based formula helps regrow hair, increasing thickness and strength over time.

It's worth noting: Best results seen with continuous use, usually within 3-6 months.

Product details

  • Size: 3.4 oz
  • Active ingredients: Minoxidil

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What is a hair growth serum?

A hair growth serum is a specialized product that promotes hair growth and improves hair health. These serums contain active ingredients like biotin, peptides, and natural extracts that nourish the scalp and stimulate hair follicles. 

By providing essential nutrients directly to the roots, hair growth serums help reduce thinning, encourage new growth, and enhance your hair's overall strength and appearance.

How does hair growth serum work?

Hair growth serums deliver essential nutrients and growth-stimulating ingredients directly to the scalp. These ingredients, like biotin, peptides, and plant extracts, nourish hair follicles, improve blood circulation, and create a healthy environment for hair growth. 

Consistently applying the serum helps strengthen hair strands, reduce breakage, and promote the growth of thicker, healthier hair over time.

What to look for in a hair growth serum?

Choosing the right hair growth serum can significantly affect your hair's health and growth. 

Here are key factors to consider:

  • Ingredients: Look for biotin, peptides, and natural extracts like aloe vera or castor oil.
  • Hair type: Ensure the serum is suitable for your specific hair type, whether curly, straight, oily, or dry.
  • Clinical testing: Check if the product has been clinically tested and proven effective.
  • Safety: Opt for serums free from harsh chemicals and safe for daily use.
  • Reviews: Read user reviews to gauge the effectiveness and satisfaction of other users.
  • Scalp compatibility: Make sure the serum is compatible with your scalp condition, whether dry, oily, or sensitive.

  • Do hair growth serums really work?

    Yes, hair growth serums can be effective when used consistently and correctly. They provide essential nutrients and stimulate hair follicles, promoting growth and improving hair health. 

    Results can vary depending on genetics and overall hair care routine, but many users experience thicker, stronger hair with regular use. Choosing a quality product and being patient is important, as noticeable improvements may take a few months.

    Conclusion

    Finding the best hair growth serum can transform your hair care routine, giving you stronger, thicker, and healthier locks.

    Whether you're dealing with thinning hair, looking to boost biotin, or need something for your curly hair, there's a perfect serum. 

    You can achieve the luscious hair you've always dreamed of with the right product and consistent use. Invest in one of these top-rated serums and take the first step towards revitalized, beautiful hair today!

    FAQs

    How long does it take to see results from a hair growth serum?

    Results vary by individual, but many users start to notice improvements within 4 to 8 weeks of consistent use. Some serums, like Bio-Pilixin® Activation Serum, show results in as little as 45 days.

    Can hair growth serums be used on color-treated hair?

    Yes, most hair growth serums are safe for color-treated hair. However, always check the product label for specific instructions and recommendations.

    Are hair growth serums safe for everyday use?

    Most hair growth serums are designed to be safe for daily use. Look for serums that are free from harsh chemicals and have been clinically tested for safety.

    Can men use hair growth serums?

    Absolutely! There are many hair growth serums specifically formulated for men, such as Rogaine Men's Hair Regrowth Treatment, which targets male pattern baldness effectively.

    Do hair growth serums have any side effects?

    Side effects are rare but can include scalp irritation or allergic reactions. It’s important to do a patch test before using a new serum and consult with a healthcare professional if you have any concerns.

    References:

    1. https://pubmed.ncbi.nlm.nih.gov/37303414/
    2. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7522433/
    3. https://www.cancer.gov/about-cancer/treatment/clinical-trials
    4. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8808739
    5. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3509882/
    Luat Duong

    Luat Duong is a Copenhagen-based writer and content strategist specializing in hair loss and health. His work has been featured in MyHealthGuide, The Right Hairstyles, and Woman's Era. He is a graduate of Vaasa University. You can connect with him on LinkedIn.