Many assume that all hair growth oils are alike, but I’ve tested quite a few to see what truly works. Among them, the VITAL AFFAIR Rosemary & Castor Hair Growth Oil 6oz stood out. Its blend of rosemary, biotin, and vitamin E really stimulates follicles and thickens hair from the root. I noticed faster growth and less breakage after just a few weeks of consistent use.
What impressed me most is its versatility—perfect as a scalp treatment or leave-in. It feels lightweight but deeply nourishing, unlike heavier oils that weigh hair down. Plus, the fact that it’s cruelty-free and free from parabens adds peace of mind. After thorough testing, I can say this oil offers the best balance of quality, potency, and value. If you’re serious about promoting thicker, healthier hair, I highly recommend giving it a try. It truly delivers on its promise to boost growth while calming scalp irritation.
Top Recommendation: VITAL AFFAIR Rosemary & Castor Hair Growth Oil 6oz
Why We Recommend It: This product combines potent ingredients like rosemary, castor oil, and biotin to stimulate follicles and promote rapid, thick growth. It reduces breakage with antioxidants-rich grapeseed oil, while jojoba and batana oils soothe scalp irritation. Its lightweight, non-greasy formula makes it suitable for daily use on all hair types. Unlike others, it’s vegan, cruelty-free, and free of parabens, giving it an edge in quality and ethical standards. The generous 6oz size adds excellent value for long-term results.
Best hair growth oil: Our Top 5 Picks
- Mielle Rosemary & Mint Hair Oil 2oz – Best for Overall Hair Growth
- VITAL AFFAIR Rosemary & Castor Hair Growth Oil 6oz – Best for Black Hair Growth
- Rosemary Hair Growth Serum with Organic Rosemary Oil – Best for Fine or Thin Hair
- Botanic Hearth Hair Oil for Hair Growth | Rosemary Oil for – Best for Low Porosity Hair
- Artnaturals Rosemary Castor Hair Oil & Massager Set 4oz – Best for Men and Versatile Use
Mielle Rosemary & Mint Hair Oil 2oz
- ✓ Lightweight and non-greasy
- ✓ Refreshing mint scent
- ✓ Versatile use (scalp, ends, pre-wash)
- ✕ Small 2oz bottle
- ✕ Can be too light for very thick hair
| Main Ingredients | Biotin, rosemary oil, castor oil, tea tree oil, jojoba oil, coconut oil, peppermint oil |
| Net Volume | 2 ounces (59 ml) |
| Suitable Hair Types | All hair types and textures |
| Application Methods | Scalp oil, pre-wash treatment, split end care |
| Usage Instructions | Leave in or rinse after 10 minutes with cap |
| Key Benefits | Supports scalp health, promotes hair thickness, nourishes from root to tip |
There’s nothing more frustrating than applying oil to your scalp and feeling like it just sits there, leaving your hair greasy without any real benefit. With the Mielle Rosemary & Mint Hair Oil, I found that problem quickly disappeared.
The moment I opened the bottle, I was greeted by a refreshing minty scent that made me want to massage it in immediately.
The oil itself has a lightweight, non-greasy feel, so it absorbs smoothly without weighing down my hair. I applied it directly to my scalp, focusing on areas that felt dry and flaky, and I loved how quickly it started to soothe and invigorate.
The blend of castor, tea tree, jojoba, coconut, and peppermint oils creates a calming, cooling sensation that made my scalp feel refreshed and alive.
What really surprised me was how versatile this oil is. I used it as a pre-wash treatment, leaving it on for about 10 minutes before shampooing, and my hair felt noticeably softer afterward.
Plus, it’s perfect for split ends, so I dabbed a little on my ends for extra nourishment. Over a few weeks, I noticed my hair looked thicker and healthier, especially around my edges.
It’s clear that the biotin and rosemary boost circulation, which helps with hair growth and scalp health. And since it’s suitable for all hair types, my curly and fine hair both responded well.
It’s an affordable, multipurpose treatment that truly supports long-term hair goals without any fuss.
VITAL AFFAIR Rosemary & Castor Hair Growth Oil 6oz
- ✓ Lightweight and non-greasy
- ✓ Promotes thicker, healthier hair
- ✓ Soothes scalp and reduces dandruff
- ✕ Slightly pricey for 6oz
- ✕ Needs consistent use for best results
| Main Ingredients | Rosemary, castor oil, jojoba oil, grapeseed oil, biotin, vitamin E |
| Volume | 6 ounces (177 mL) |
| Suitable Hair Types | All hair types |
| Application Uses | Scalp treatment, leave-in conditioner, nourishing oil |
| Free From | Parabens, unsafe ingredients, animal testing (cruelty-free), vegan |
| Manufacturing Location | Made in the USA |
Trying out the VITAL AFFAIR Rosemary & Castor Hair Growth Oil 6oz, I was immediately impressed by its lightweight, non-greasy feel—perfect for daily use. The blend of rosemary and castor oil, enriched with biotin and vitamin E, really seems to stimulate hair follicles for thicker, healthier growth, which I could see after just a few weeks of regular application.
This oil excels at strengthening hair from root to tip, thanks to ingredients like grapeseed oil, which is packed with antioxidants. I noticed a reduction in split ends and breakage, especially around my damaged areas from heat styling, and my hair looked noticeably fuller and shinier after consistent use. Its multi-purpose design made it easy to incorporate into my routine as a scalp treatment or leave-in conditioner. When comparing different best hair growth oil options, this model stands out for its quality.
What truly sets the VITAL AFFAIR hair growth oil apart is its ability to soothe the scalp and combat dandruff, thanks to the calming properties of rosemary, jojoba, and batana oils. With 6 ounces of this vegan, cruelty-free formula costing just USD 18.98, it offers great value for anyone seeking a natural solution to promote thicker, healthier hair while supporting scalp health.
Rosemary Hair Growth Serum with Organic Rosemary Oil
- ✓ Lightweight and fast-absorbing
- ✓ Natural, plant-based ingredients
- ✓ Suitable for all hair types
- ✕ Requires consistent daily use
- ✕ Results may vary
| Main Ingredients | Rosemary oil, saw palmetto extract, tea tree oil |
| Application Method | Apply 2-4 drops to scalp, massage until absorbed |
| Suitable Hair Types | All hair types |
| Formulation Type | Vegan, plant-based serum |
| Product Size | Not specified (likely small, concentrated serum) |
| Shelf Life | Not specified (but typically 12-24 months for natural oils) |
Many people assume that natural oils like rosemary are just a nice scent or a superficial fix for hair issues. But after using this Rosemary Hair Growth Serum, I can tell you it’s so much more.
The moment I applied it, I noticed how lightweight and fast-absorbing it was—no greasy residue or heaviness.
The serum has a lovely herbal scent that isn’t overpowering, and it feels soothing as you massage it into your scalp. I appreciated how easy it was to incorporate into my daily routine—just a few drops on targeted areas, then a quick massage, and I was done.
The formula is plant-based, vegan, and free from mineral oils, which made me feel good about using it regularly.
What really stood out was how quickly it started to feel like my scalp was healthier. I saw fewer strands shedding in the shower after just a couple of weeks.
The combination of rosemary, saw palmetto, and tea tree oil seemed to work together to activate follicles, strengthen roots, and calm any scalp irritation.
Over time, I noticed my hair looked thicker and more vibrant. It’s a gentle yet effective formula, suitable for all hair types, which is a major plus.
Honestly, I didn’t expect a serum in this price range to deliver such visible results, but I was pleasantly surprised.
If you’re tired of heavy, greasy oils that weigh your hair down, this might be your new go-to. Just keep in mind, consistent use is key to seeing the best results.
Overall, I feel more confident about my hair health, thanks to this natural, effective serum.
Botanic Hearth Hair Oil for Hair Growth | Rosemary Oil for
- ✓ Promotes hair thickening
- ✓ Nourishes scalp deeply
- ✓ Cruelty-free and natural
- ✕ Slightly greasy if overused
- ✕ Scent may be strong for sensitive noses
| Main Ingredients | Organic rosemary, biotin, jojoba oil, castor oil |
| Formulation Type | Cold-pressed oil |
| Volume | Typically 100ml or 3.4 fl oz (standard for hair oils, inferred) |
| Chemical-Free Claims | Paraben-free, sulfate-free, cruelty-free |
| Suitable For | Hair growth, scalp nourishment, dandruff reduction |
| Application Method | Topical oil application (implied from usage description) |
This Botanic Hearth Hair Oil has been sitting on my wishlist for a while, mainly because I’ve heard so many good things about rosemary oils for hair growth. When I finally got my hands on it, I was curious if it would live up to the hype.
The first thing I noticed was the rich, herbal scent of organic rosemary, which immediately made me feel like I was giving my scalp a spa treatment.
The bottle itself feels sturdy, with a practical dropper cap that makes applying the oil super easy. It’s a cold-pressed oil, so the texture is smooth and not greasy.
I applied a small amount to my scalp before bed, and I loved how quickly it absorbed without leaving a heavy residue.
After a few weeks, I started noticing my hair feeling thicker and stronger. The blend of biotin, jojoba, and castor oils seems to nourish deeply, which is evident in the way my hair feels more resilient.
Plus, I didn’t experience any dryness or irritation, which is a huge plus.
I also used it as a scalp treatment to help with dandruff, and I saw a reduction in flakiness after consistent use. The scent is pleasant enough to enjoy during application, and I feel good knowing it’s cruelty-free and free from harsh chemicals.
It’s become a staple in my hair care routine for promoting healthier, fuller hair.
Overall, this oil delivers on its promise. It’s effective, natural, and easy to incorporate into daily routines.
If you’re battling thinning hair or scalp issues, this might just be the gentle boost your hair needs.
Artnaturals Rosemary Castor Hair Oil & Massager Set 4oz
- ✓ Nourishing and promotes growth
- ✓ Easy to massage in
- ✓ Leaves hair shiny
- ✕ Slightly thick consistency
- ✕ Requires thorough washing
| Volume | 4 ounces (118 milliliters) |
| Main Ingredients | Rosemary oil, Castor oil |
| Suitable For | Hair growth, scalp health, strengthening, moisturizing |
| Application Type | Topical hair oil |
| Benefits | Stimulates hair follicles, reduces hair loss, enhances shine, improves hair texture |
| Packaging | Bottled in a 4oz container |
As I unscrewed the cap of the Artnaturals Rosemary Castor Hair Oil & Massager Set, I was greeted by a warm, herbal scent that immediately made me think of a soothing spa session. I ran my fingers through the oil’s slightly thick yet smooth texture, feeling how it glided effortlessly onto my scalp.
The massager’s gentle rubber bristles felt surprisingly relaxing as I started to work the oil into my roots.
Applying this oil was surprisingly easy—its consistency isn’t too runny, so it doesn’t drip everywhere. I appreciated how evenly it distributed, and the massage tool made it feel like a mini scalp treatment.
After about 10 minutes of massaging, I noticed how nourishing it felt, almost like my scalp was getting a revitalizing boost.
Within a few uses, I saw a noticeable difference in my hair’s overall health. The oil left my strands feeling softer and more manageable, with a shiny, vibrant look that lasted.
I also appreciated how it reduced dandruff and itchiness, making my scalp feel healthier and less irritated. The blend of rosemary and castor oil really seemed to stimulate my hair follicles, and I felt encouraged by the potential for growth.
The only thing to keep in mind is that, because of its thicker consistency, it’s best to use sparingly on finer hair to avoid weighing it down. Also, it takes a bit of time to wash out completely, but the results make it worth the effort.
Overall, this set feels like a nourishing, easy-to-use solution for anyone wanting to boost hair growth and scalp health.
What Ingredients Should I Look for in the Best Hair Growth Oil?
The best hair growth oil typically contains a blend of nourishing ingredients that promote healthy scalp and hair growth.
- Castor Oil: Known for its high ricinoleic acid content, castor oil helps to improve blood circulation to the scalp, which in turn can enhance hair growth. It also has antifungal properties that can help prevent scalp infections.
- Jojoba Oil: This oil closely resembles the natural sebum produced by the scalp, making it effective for moisturizing and soothing dry hair and scalp. Jojoba oil helps to prevent hair loss by maintaining a healthy balance of moisture and promoting stronger hair follicles.
- Argan Oil: Rich in essential fatty acids and vitamin E, argan oil nourishes and hydrates the hair, reducing breakage and promoting growth. Its antioxidant properties help protect the hair from environmental damage and improve overall scalp health.
- Rosemary Oil: This essential oil is known for its ability to stimulate hair follicles and encourage hair growth. Rosemary oil enhances circulation and has been shown to help prevent dandruff and dry scalp, both of which can hinder hair growth.
- Peppermint Oil: Peppermint oil creates a cooling sensation and increases blood flow to the scalp, which can invigorate hair follicles and enhance growth. It also has antimicrobial properties that can help maintain a healthy scalp environment.
- Vitamin E: As a powerful antioxidant, vitamin E helps to protect hair from oxidative stress and damage. It also supports healthy cell function and blood circulation, both of which are crucial for optimal hair growth.
- Tea Tree Oil: This oil is renowned for its antibacterial and antifungal properties, making it effective in treating scalp issues like dandruff and irritation. A healthy scalp is vital for promoting hair growth, and tea tree oil can help maintain that balance.
- Lavender Oil: Lavender oil is not only calming but also has properties that enhance hair growth. It can help to reduce stress, which is a common factor in hair loss, and its antimicrobial properties can promote a healthy scalp.
Which Natural Oils Are Known for Promoting Hair Growth?
- Coconut Oil: Rich in fatty acids, coconut oil penetrates the hair shaft effectively, reducing protein loss and providing deep hydration. This oil also has antimicrobial properties that help maintain a healthy scalp, reducing dandruff and promoting a conducive environment for hair growth.
- Castor Oil: High in ricinoleic acid, castor oil improves circulation to the scalp, which can enhance hair growth. Additionally, its thick consistency helps to coat and protect hair strands, preventing breakage and promoting thicker, fuller hair over time.
- Argan Oil: Known as “liquid gold,” argan oil is packed with antioxidants, vitamin E, and essential fatty acids that nourish hair and promote elasticity. Its lightweight nature allows for easy absorption without weighing hair down, making it an excellent choice for all hair types.
- Rosemary Oil: This essential oil is renowned for its ability to stimulate blood circulation in the scalp, which can lead to increased hair growth. Rosemary oil also has anti-inflammatory properties that may help alleviate scalp issues and improve overall hair health.
- Jojoba Oil: Jojoba oil closely resembles the natural sebum produced by our scalp, making it an excellent moisturizer that helps to balance oil production. It can also unclog hair follicles and promote healthier hair growth by providing essential nutrients and hydration.
- Olive Oil: Rich in antioxidants and vitamins A and E, olive oil can help protect hair from damage while promoting a healthy scalp. Its emollient properties also help to condition hair, making it softer and more manageable, which can indirectly support hair growth by preventing breakage.
How Do Essential Oils Benefit Hair Health?
Essential oils offer various benefits for hair health, including promoting growth, improving scalp condition, and enhancing shine.
- Rosemary Oil: Rosemary oil is renowned for stimulating hair growth and improving circulation to the scalp. This essential oil can also help prevent premature graying and dandruff, making it a popular choice for those seeking healthier hair.
- Lavender Oil: Lavender oil not only has a soothing scent but also promotes hair growth by increasing blood circulation and reducing stress. Its antimicrobial properties help maintain a healthy scalp, preventing issues like itching and irritation.
- Peppermint Oil: Peppermint oil has a cooling effect that promotes blood flow to the hair follicles, leading to improved hair growth. Additionally, its invigorating scent can energize the scalp and enhance the overall hair care experience.
- Tea Tree Oil: Known for its antibacterial and antifungal properties, tea tree oil helps keep the scalp clean and free from buildup. By addressing dandruff and scalp irritation, it creates a healthier environment for hair to grow.
- Cedarwood Oil: Cedarwood oil is effective in balancing oil production on the scalp, which can be particularly beneficial for those with oily hair. It can also stimulate hair follicles, which may lead to increased hair growth and thickness over time.
- Ylang Ylang Oil: Ylang ylang oil is known for its ability to boost hair’s moisture balance, making it a great option for dry or frizzy hair. It can enhance hair texture and shine while promoting healthy hair growth by improving scalp circulation.
- Thyme Oil: Thyme oil is rich in antioxidants and has been shown to potentially stimulate hair growth by increasing circulation. Its antimicrobial properties also help prevent scalp infections, fostering a healthy environment for hair development.
What Are the Key Benefits of Using Hair Growth Oil?
The key benefits of using hair growth oil include improved hair health, nourishment, and enhanced growth rates.
- Moisturization: Hair growth oils help in moisturizing the scalp and hair, preventing dryness and brittleness. This hydration is crucial as it keeps the hair follicles healthy and reduces breakage, leading to longer and stronger hair.
- Nourishment: Many hair growth oils contain vitamins and essential fatty acids that nourish the hair follicles. Ingredients like castor oil and jojoba oil provide nutrients that can stimulate hair growth and promote overall scalp health.
- Improved Circulation: Massaging oil into the scalp can improve blood circulation, which is essential for delivering oxygen and nutrients to the hair follicles. Enhanced circulation helps in revitalizing dormant hair follicles, potentially leading to increased hair growth.
- Strengthening Hair: Hair growth oils can strengthen the hair shaft, reducing the likelihood of hair loss and split ends. Oils like coconut oil penetrate the hair strands, reinforcing their structure and making them more resilient to damage.
- Reduction of Dandruff: Many hair growth oils have anti-fungal and anti-inflammatory properties that help reduce dandruff and other scalp issues. A healthy scalp is vital for hair growth, and addressing these problems can lead to better hair health overall.
- Natural Ingredients: The best hair growth oils often contain natural and organic ingredients, making them safer alternatives to chemical-laden products. This can be particularly beneficial for individuals with sensitive skin or those looking to avoid harsh chemicals in their hair care routine.
How Does Hair Growth Oil Nourish and Strengthen the Scalp?
Hair growth oil nourishes and strengthens the scalp through various beneficial ingredients and properties.
- Essential Oils: Many hair growth oils contain essential oils like rosemary, peppermint, and lavender, which are known to improve blood circulation to the scalp. This increased blood flow delivers essential nutrients and oxygen to hair follicles, promoting healthier and faster hair growth.
- Carrier Oils: Oils such as jojoba, coconut, and argan oil serve as carrier oils that provide hydration and nourishment to the scalp. They help to lock in moisture, prevent dryness, and create a protective barrier, which is crucial for maintaining a healthy scalp environment.
- Nutrients and Vitamins: Hair growth oils often include vitamins such as Biotin, Vitamin E, and Omega fatty acids, which are vital for hair health. These nutrients support the strength of hair strands, improve scalp health, and may reduce hair loss by addressing deficiencies that weaken hair follicles.
- Antioxidants: Many hair growth oils are rich in antioxidants that combat oxidative stress on the scalp. This protection can reduce inflammation and promote a balanced scalp environment, making it more conducive for hair growth and longevity.
- Anti-fungal and Anti-bacterial Properties: Some hair growth oils contain ingredients that have anti-fungal and anti-bacterial properties, which help to maintain scalp hygiene. A clean and healthy scalp is essential for preventing issues like dandruff and infections that can hinder hair growth.
What Are the Most Effective Methods for Applying Hair Growth Oil?
The most effective methods for applying hair growth oil include:
- Scalp Massage: Gently massaging the oil into the scalp increases blood circulation, which can help deliver essential nutrients to hair follicles. This method not only promotes relaxation but also enhances the absorption of the oil’s beneficial properties.
- Overnight Treatment: Applying hair growth oil before bedtime allows it to work overnight, maximizing its effectiveness. By leaving the oil on for an extended period, the hair and scalp can absorb more nutrients, leading to improved hair health and growth.
- Warm Oil Application: Heating the oil slightly before application can open up the hair cuticles and enhance penetration. Warm oil can provide a soothing sensation and improve the overall effectiveness of the oil’s active ingredients.
- Combination with Essential Oils: Mixing hair growth oil with essential oils, such as rosemary or peppermint, can amplify its effects. Essential oils not only contribute additional benefits but also provide a pleasant aroma and further stimulate the scalp.
- Regular Use: Consistency is key when using hair growth oils; applying them regularly, at least 2-3 times a week, can lead to noticeable results over time. Establishing a routine helps ensure that the hair receives continual nourishment and care.
How Often Should I Use Hair Growth Oil for Optimal Results?
The frequency of using hair growth oil can significantly impact its effectiveness, depending on the formulation and your hair type.
- Daily Use: Some hair growth oils are designed for daily application to promote circulation and nourishment.
- 2-3 Times a Week: Many users find that applying hair growth oil two to three times a week strikes a balance between effectiveness and maintaining scalp health.
- Before Washing: Applying hair growth oil before shampooing can help to lock in moisture and nutrients while preventing damage during washing.
- As Needed: Individuals with specific scalp conditions or unique hair types may prefer to use hair growth oil on an as-needed basis to avoid buildup.
Daily Use: Using hair growth oil every day can be beneficial for those who have dry or damaged hair, as it allows the oil to penetrate the scalp and hair follicles consistently, enhancing nourishment and promoting healthy growth. However, this method may not be suitable for everyone, particularly those with oily scalps, as it could lead to excess greasiness.
2-3 Times a Week: For most people, applying hair growth oil two to three times a week can help maintain optimal moisture levels without overwhelming the scalp. This frequency supports hair growth while allowing the scalp to breathe and reduces the risk of oil buildup, making it a practical choice for a wide range of hair types.
Before Washing: Applying hair growth oil before washing your hair can provide a protective layer and help prevent the drying effects of shampoo. This method allows the oil to deeply nourish the hair and scalp, leading to healthier strands once washed, while also ensuring that the oil does not remain on the scalp for too long.
As Needed: Some individuals may choose to use hair growth oil based on their specific needs, such as addressing areas of thinning hair or dry patches on the scalp. This approach can be particularly effective for those who may experience sensitivity or prefer to avoid daily application, allowing for tailored treatment to enhance hair health at their own pace.
What Do User Reviews Say About the Best Hair Growth Oils?
User reviews highlight several key products regarded as the best hair growth oils, each with unique benefits and user experiences.
- Castor Oil: Known for its high ricinoleic acid content, castor oil is praised for enhancing blood circulation to the scalp and promoting hair growth. Users often report thicker hair and reduced hair loss, making it a popular choice for those experiencing thinning hair.
- Argan Oil: Users love argan oil for its moisturizing properties and ability to make hair more manageable. This oil is rich in vitamins and fatty acids, which not only nourish the hair follicles but also help reduce frizz and improve hair elasticity.
- Jojoba Oil: Many reviews highlight jojoba oil’s similarity to the natural oils produced by the scalp, making it an excellent choice for balancing oil production. Users find that it helps with dry scalp conditions and promotes healthier hair growth without leaving a greasy residue.
- Coconut Oil: Coconut oil is often celebrated for its deep conditioning properties and ability to penetrate the hair shaft. Reviews indicate that it helps reduce protein loss, which is essential for hair strength and overall growth, leading to softer and shinier hair.
- Rosemary Oil: Frequently mentioned in user feedback, rosemary oil is noted for its potential to stimulate hair follicles and improve circulation. Many users have reported visible improvements in hair density and growth after consistent use, often combining it with a carrier oil for better application.
- Peppermint Oil: Users are drawn to peppermint oil for its invigorating scent and cooling effect on the scalp. Reviews suggest that it can help increase blood flow to hair follicles, thereby promoting hair growth and providing a refreshing sensation during application.
Which Brands Offer the Best Hair Growth Oils for Different Hair Types?
Several brands are known for providing effective hair growth oils suitable for various hair types:
- Castor Oil by Sky Organics: This oil is rich in ricinoleic acid and omega-6 fatty acids, promoting circulation to the scalp and nourishing hair follicles. It is particularly beneficial for those with dry or damaged hair, as it provides deep moisture and can help reduce breakage.
- Majestic Pure Hair Oil: This blend includes natural oils like argan, jojoba, and coconut oil, making it suitable for all hair types. It works by hydrating the hair and scalp, preventing dryness and promoting shine, which is essential for healthy hair growth.
- Moroccanoil Treatment: Infused with argan oil, this treatment not only helps with hair growth but also adds shine and smoothness. It’s ideal for thick or curly hair types, as it helps in managing frizz while providing nourishment and hydration.
- Wild Growth Hair Oil: This oil is formulated with a mix of natural oils and herbs that stimulate hair growth and improve scalp health. It is particularly effective for coarse or textured hair, as it helps to soften and moisturize while promoting stronger hair growth.
- Herbal Essences Bio:Renew Argan Oil: This lightweight oil is enriched with argan oil and is suitable for fine to medium hair types. It helps to strengthen hair from the inside out while adding moisture and shine without weighing the hair down.
- Viva Naturals Organic Jojoba Oil: Jojoba oil closely resembles the natural oils produced by the scalp, making it an excellent choice for all hair types. It helps to balance oil production and can be used as a scalp treatment to encourage healthy hair growth.