9 Best Hair Oil Serums for Deep Nourishment: Get Envious Hair Fast

Medically reviewedby Dr. Amy Revene M.B.B.S.
WrittenbyLuat Duong
Last updated

Unleashing the secret to lustrous, shiny hair no longer needs to be a mystery with our top nine picks for the best oil serum for hair. 

This article will transport you to a world where frizzy, lifeless hair is a thing of the past and lustrous, deeply nourished locks are your new norm. 

Whether you're combating dryness, split ends, or simply looking to add an extra dose of hydration to your hair care routine, you'll discover a product tailored for you.

Read on to discover the appealing qualities and effective performance of oil serum for hair, carefully selected to help keep your tresses looking great.

With our comprehensive guide, selecting the suitable hair oil serum to deeply nourish your locks becomes an effortless journey. 

Join us as we explore the elixir your hair has been yearning for. [[textbox]]


Finding the perfect oil serum for hair might seem daunting, but armed with the proper knowledge, it becomes much more manageable. 

By considering your hair type, scrutinising ingredients, understanding the weight and consistency of the oil, and focusing on your specific hair concerns, you can find a hair oil serum that enhances the beauty of your tresses and deeply nourishes them.

Remember, a good hair oil serum is an investment in your hair's long-term health and vitality. 

With a high-quality oil serum as part of your regular hair care routine, lustrous, healthy, and strong locks can be your everyday reality. Happy hair care!


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How does oil serum for hair work?

oil serum for hair

An oil serum for hair works by interacting with the hair cuticles to offer nourishment, hydration, and protection. It enhances hair health by combating dryness, reducing frizz, preventing split ends, and imparting shine.

When applied to the hair, oil serums provide a protective layer over the hair cuticles, the outermost part of the hair shaft. 

This layer helps seal moisture, combating dryness and maintaining hydration levels within the hair strands. 

Oil serums are particularly beneficial for those with damaged or chemically treated hair, as they can help to smooth the hair cuticle, reducing frizz and promoting a shiny, healthy appearance. 

On a deeper level, oil serums can be absorbed by the hair cuticle to provide nourishment directly to the cortex—the hair's inner core. 

This can be particularly helpful for hair that is dry or damaged, as the nourishing ingredients in the oil serum can help improve the hair's appearance.

Furthermore, oil serums often contain antioxidants, vitamins, and other essential nutrients that contribute to the hair's appearance, offer protection from environmental factors, and enhance the hair's look and feel.

Read this: 15 Best Hair Growth Serums for Superior Hair Growth (2023)

Benefits of using an oil serum for hair

Here are a few benefits of using an oil serum for hair:

  • Intense hydration with oil serum for hair: Oil serums can penetrate deeply into the hair shaft, providing intense hydration and combating dryness. Soft, luscious hair is less prone to breakage and split ends.
  • Boosts hair shine: A good oil serum for hair will envelop each strand, creating a glossy, healthy sheen that adds a luxurious finishing touch to any style. Say goodbye to brittle, dull and lifeless locks and hello to a vibrant mane that radiates health.
  • Tames frizz and flyaways: Frizz can be a persistent problem for many of us, but oil serums can be a game changer. They work by smoothing the hair cuticle, reducing frizz and keeping those pesky flyaways in check.
  • Provides heat and environmental protection: An underrated benefit of oil serums is their ability to protect your hair from environmental damage. As a barrier, they shield your strands from the damaging effects of pollution, sun exposure, debris, and heat-styling tools.
  • Enhances manageability: Struggling with tangled, unmanageable hair? Try an oil serum. It moisturises and softens your strands and makes them more manageable, making your styling routine a breeze.
  • Promotes hair health: Regular use of oil serum for hair can contribute to overall hair health. Packed with essential nutrients, vitamins, and antioxidants, these serums can boost hair strength and elasticity and promote growth, ensuring your locks look and feel their best.

Nine of the best oil serums for hair

1. Hydrating Argan Oil Daily Hair Serum by Forte Series

oil serum for hair

The Hydrating Argan Oil by Forte Series is an exceptional oil serum for hair, designed for men seeking daily hydration and protection. 

This lightweight, non-greasy hair serum, free from sulphates and parabens, harnesses the power of argan oil to nourish and add shine. 

It is ideal for heat-styled or sun-damaged hair as a pre-styler and a restorative serum, combating dryness, taming flyaways, and enhancing manageability. 

With a pleasing scent and easy wash-out formula, it's simple to use—just apply a dime-sized amount to damp hair before heat-styling, then add your usual styling product. 

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2. VERB Moringa + Jojoba Treatment Oil, Vegan Serum

oil serum for hair

Experience the rejuvenating powers of this all-in-one serum, engineered to breathe life back into damaged, brittle hair and soothe a dry scalp. 

Free from silicones, this pure oil concoction nourishes and harmonises the scalp while effectively sealing moisture for all hair types. 

Enjoy the benefits of this transformative serum, enriched with Moringa Oil, known for its fatty acids that hydrate and smooth hair, and Jojoba Oil, renowned for its restorative and moisturising properties. 

Applying this hydrating hair oil serum to damp or dry hair is suggested. For those struggling with a dry scalp, directly massage a few drops into the roots before washing for optimal pre-wash treatment. 

Experience hair that's not only nourished but feels undeniably soft and manageable.

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3. SheaMoisture Jamaican Black Castor Oil Hair Serum

oil serum for hair

Jamaican black castor oil is a trusted remedy for restoring hair health and optimising its growth potential. 

SheaMoisture has crafted a unique oil serum to boost hair growth, particularly for curly and wavy hair types. This formula also excels at managing frizz. However, it's suitable for all hair types.

his effective oil serum can be a good option for individuals who regularly use straightening irons, perms, or other heat-based hair tools.

Its high moisture content ensures effective absorption, providing the scalp and each hair strand with vital minerals, nutrients, and vitamins, thereby improving the appearance of damaged or chemically treated hair.

This unique hair growth serum promotes healthy, shiny hair and enhances resistance to breakage by moisturising and thickening the hair. The invigorating effects of peppermint on the scalp add another advantage. 

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4. Blu Atlas Hair & Body Oil

best oil serum for hair

Blu Atlas stands out in hair and skin care with its top-tier offerings. Distinct from other brands, it employs clean, vegan ingredients such as saw palmetto, argan, and sweet almond oil.

Saw palmetto oil, renowned for its anti-inflammatory properties, combats hair loss while providing hydration and volume to the scalp. 

Argan oil, rich in vitamin E, fatty acids, amino acids, and antioxidants, invigorates damaged hair and minimises frizz by permeating the scalp. 

Sweet almond oil serves to shield hair from harmful UV radiation.

For optimal outcomes, use Blu Atlas products daily and witness the transformative power of this brand.

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5. Luseta Rose Hair Oil Serum

oil serum for hair

This hair serum, infused with Rose Oil, provides essential moisture to your hair and alleviates scalp dryness, enhancing hair softness. 

It aids in reducing frizz, untangling knots, minimising split ends, and restoring hair shine. 

Rose extracts within the serum contribute to increased hair density, promoting healthier growth and fuller-looking hair. This conditioner deeply nourishes thin, dry, and chemically damaged hair with natural plant extracts.

It's formulated carefully, contains all-natural ingredients, and is free from harsh chemicals such as sulphates, gluten, and parabens.

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6. Kiehl's Smoothing Oil-Infused Leave-in Concentrate

oil serum for hair

This formula, infused with nourishing argan oil, is a powerful opponent to frizzy, dry hair. It is expertly designed to tame those unruly locks, making them manageable and lustrous. 

Versatile in use, you can apply it to damp hair as a styling aid, helping shape your hair as it dries. 

Alternatively, use it on dry hair to impart a quick, last-minute shine before you step out. It is your trusty ally for achieving smooth, glossy locks, regardless of when you need it.

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7. Soapbox Argan Oil Smoothing Serum, Anti-Frizz Serum 

oil serums for hair

This smoothing and hydrating serum suit all hair types, whether dry, damaged, colour-treated, curly, or suffering from split ends. Its primary role is to enhance shine, resulting in a polished and sleek appearance. 

The infusion of argan oil and a five-fold smoothing blend, including shea butter, sunflower, rice bran, rosemary extracts, and vitamin E, offers superior control over flyaways while profoundly hydrating the fine hair. 

This vegan-friendly hair care serum, made in the USA, is cruelty- and gluten-free, devoid of harsh chemicals, parabens, sulfates, and phthalates. 

With a clean, long-lasting scent, this non-sticky formula requires a tiny pump to completely nourish frizzy and damaged hair, effectively guarding against styling damage.

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8. Mielle Organics Rosemary Mint Scalp and Hair Strengthening Oil Serum

oil serum for hair

Fortify and nourish your hair with our biotin-enriched oil serum for hair. Perfect for daily use or as an intense treatment, it shields against damage, promotes robust, shiny hair, and is invigorated with a fresh scent. 

This lightweight formulation targets split ends and hair follicles, creating a sleek, healthy finish. 

Apply to mend split ends before shampooing, achieving an air-dry or styled look. Our blend, rich in over 30 essential oils and nutrients, deeply penetrates the scalp to boost circulation, fight dandruff, and soothe itchy, sensitive skin. 

It works tirelessly to strengthen, lengthen, nourish, and shield your hair. 

The versatile Rosemary Mint Scalp & Hair Strengthening Oil caters to all hair types, deeply nourishing types 3A to 4C, chemically treated hair, braids, weaves, and low and high porosity hair.

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9. Onesta Hair Care's Plant-Based Luma Oil Serum

oil serum for hair

Experience luminous shine and deep conditioning with Luma Oil's lightweight formulation. Crafted with Organic Coconut Oil, Organic Aloe Oil, and Organic Sunflower Oil, it restores and hydrates dry, damaged hair. 

This oil serum for hair offers numerous benefits, adding gloss, smoothness, hydration, and nourishment to your tresses. 

Whether your hair is wet or dry, just pump a bit of this transformative serum into your palms and work it evenly through your hair. 

Revel in the rejuvenating power of Luma Oil, a hair elixir designed to transform your hair's health and radiance from root to tip.

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Enrich your hair care regime: Bio-Pilixin Activation Serum

best hair growth serum

The Bio-Pilixin® Serum by Scandinavian Biolabs is a total instant recovery serum expertly formulated to combat hair loss and stimulate new hair growth.

Uniquely designed with multiple plant growth factors cultivated through advanced stem cell technology, this serum nourishes hair follicles and promotes healthy hair growth at the root.

The effectiveness of this revolutionary serum has been clinically tested, with significant results evident in as little as 45 days.

The Bio-Pilixin® Serum doesn't just claim to reduce hair shedding and encourage hair growth; it delivers. In a clinical study, 93% of users reported satisfactory results. 

This plant-powered serum is safe for daily use and designed to give your hair the care and stimulation it needs to thrive.

Every ingredient in the serum is of the highest quality, carefully selected based on a thorough review of scientific literature. 

Capilia Longa is a nutrient-rich medium derived from Curcuma longa stem cells that has been clinically demonstrated to reduce hair loss by up to 89–90% and improve hair density by 52%.

Niacinamide provides the strength needed for sustained hair growth by improving blood flow and protecting hair follicles from premature death due to oxidative stress caused by pollution and UV rays.

This triad of powerhouse ingredients makes the Bio-Pilixin® Serum a game-changer in hair care.

Finally, we stand by the effectiveness of our Bio-Pilixin® Serum. If you are unsatisfied with the results, we offer a money-back guarantee after 150 days. 

With Bio-Pilixin®, you have nothing to lose and everything to gain—starting with your hair!

Bio-Pilixin® Activation Serum | For Women
Bio-Pilixin® Activation Serum | For Women
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What to look for when choosing a hair oil serum?

When choosing a hair oil serum, consider your hair type, ingredients, weight, consistency, and the specific hair concerns it targets.

1. Consider your hair type 

Different hair types require other oil serums. For instance, heavier oils like coconut or castor oil are ideal for thicker, coarser hair, while lighter oils like argan or jojoba oil work better for fine or oily hair.

2. Check the ingredients 

Always opt for an oil serum for hair that uses high-quality, natural ingredients. Avoid those containing harmful chemicals like sulphates and parabens. Ingredients like argan oil, jojoba oil, and coconut oil are known for their nourishing properties.

3. Weight and consistency 

Consider the weight and consistency of the oil serum. If you have fine hair, a lightweight oil serum prevents your hair from being weighed down. Conversely, thicker hair types may require a heavier oil for adequate nourishment.

4. Specific hair concerns 

Choose a hair oil serum that addresses your specific hair concerns. Whether it's frizz, dryness, breakage, or dullness, there are specialised oil serums that can help target these issues.

5. Brand reputation 

Check the brand's reputation and customer reviews. This can help you understand the product's effectiveness and quality before making a purchase.


Finding the perfect oil serum for hair might seem daunting, but armed with the proper knowledge, it becomes much more manageable. 

By considering your hair type, scrutinising ingredients, understanding the weight and consistency of the oil, and focusing on your specific hair concerns, you can find a hair oil serum that enhances the beauty of your tresses and deeply nourishes them.

Remember, a good hair oil serum is an investment in your hair's long-term health and vitality. 

With a high-quality oil serum as part of your regular hair care routine, lustrous, healthy, and strong locks can be your everyday reality. Happy hair care!


How often should I use a hair oil serum? 

The frequency of using a hair oil serum can vary based on your hair type and specific needs. Generally, it can be used daily or a few times a week. However, for those with oily hair, limiting use to once or twice a week might be beneficial.

Can I use a hair oil serum on dry hair? 

Yes, an oil serum for hair can be applied to wet or dry hair. Applying it to damp hair can help lock in moisture and shine, while using it on dry hair can tame frizz and add an instant gloss.

Will using a hair oil serum make my hair oily? 

A quality hair oil serum should not make your hair feel overly greasy if used correctly. It's essential to use the right amount for your hair length and type, usually a few drops or a small dollop, and focus primarily on the mid-lengths and ends of your hair.

Can I use hair oil serum if I have fine hair? 

Absolutely! If you have fine hair, opt for a lightweight oil serum that won't weigh your hair down. Ingredients like argan or jojoba oil are often suitable for finer hair textures.

Is it safe to use a hair oil serum on coloured or chemically treated hair?

Yes, using an oil serum for hair can be very beneficial for coloured or chemically treated hair, as these hair types are often more prone to dryness and damage. However, choosing a serum specifically formulated to be safe for treated hair is essential to avoid any potential colour fading or other adverse reactions.


  1. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6369642/
  2. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8808739/

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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.