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Mustard Oil vs Coconut Oil for Hair Growth: Best Results, Mixing Safety, Before & After

BY TRYBELLO

Jul 21, 2025

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Key Takeaways

  • Mustard oil stimulates blood circulation to hair follicles, promoting faster growth, while coconut oil excels at preventing protein loss and reducing breakage.
  • Combining both oils in a 1:1 ratio creates a powerhouse hair treatment that addresses multiple hair concerns simultaneously.
  • Patch testing is essential before using mustard oil as it can cause irritation for some people due to its warming properties.
  • Trybello Hair Helper Spray uses similar circulation-boosting principles found in mustard oil and includes castor oil for protective benefits. And it’s all delivered in a convenient, mess-free format.

Hair Growth Showdown

Mustard oil and coconut oil are often pitted against each other. But is one truly superior? The answer isn't straightforward because they target different aspects of hair health. Mustard oil is known for its stimulating properties that wake up dormant follicles, while coconut oil excels at preserving the hair you already have by preventing protein loss. Understanding these differences is key to choosing the right oil for your specific hair concerns.

Hair Loss Causes

Hair loss can result from hormonal imbalances, nutritional deficiencies, stress, genetics, or scalp conditions like dandruff and fungal infections. Poor hair care practices including excessive heat styling, harsh chemical treatments, and tight hairstyles can also damage your follicles. Environmental factors such as pollution and hard water may contribute to hair problems too. The good news is that many of these factors can be addressed with the right natural remedies, including oil treatments.

Why Natural Oils Work

Natural oils have been trusted for hair care across generations because they closely mimic our scalp's own sebum. They penetrate the hair shaft and create a protective barrier, preventing moisture loss while delivering essential nutrients directly to the follicles. Unlike synthetic products that often contain fillers and potential irritants, natural oils provide pure nourishment without unwanted side effects when used correctly.

“Doctor-Approved Natural Spray Rapidly Boosts Growth & Thickness.
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Join over 100,000 happy customers who’ve transformed their hair with our natural, doctor-formulated spray—rated 4.8/5 by more than 40,000 real users.

Proven Natural Ingredients

  • Caffeine Extract – Naturally blocks DHT and boosts blood flow to hair follicles
  • Biotin – Absorbs directly through the scalp for maximum results—no pills needed
  • Castor Oil – Soothes inflammation and locks in deep, lasting moisture
  • Rice Water Extract – Packed with proteins and minerals to strengthen hair and reduce shedding

Get Visible Results in 12 Weeks

  • • Up to 45% increase in hair thickness
  • • Reduces shedding and unclogs hair-draining nightmares
  • • Supports regrowth in thinning areas
  • • Leaves hair soft, shiny, and full of life

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Before and After Hairline
Zoya profile
Zoya F. Verified
★★★★★

I started using this twice a day because I noticed my hairline receding. Didn’t pay attention to track results, now my stylist told me my hair has grown a lot since my last root touch up. I'm impressed! - Bailey

Before and After Top View

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Mustard Oil Benefits

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Mustard oil, extracted from mustard seeds, has been a staple in Indian hair care routines for centuries.

Scalp Stimulation

One of mustard oil's standout qualities is its ability to create a warming sensation when applied to the scalp. This warming effect dilates blood vessels near the surface of your scalp, dramatically increasing circulation to hair follicles.

This enhanced blood flow ensures your follicles receive maximum nutrition and oxygen, which are essential for producing stronger, thicker hair strands.

Growth-Boosting Nutrients

Mustard oil packs a powerful nutritional punch that directly benefits hair growth. It contains significant amounts of alpha-linolenic acid (an omega-3 fatty acid), selenium, magnesium, and beta-carotene, which converts to vitamin A in the body.

These nutrients strengthen hair follicles from the inside out and regulate sebum production. The oil also contains allyl isothiocyanate, the compound responsible for its pungent aroma, which has natural antimicrobial properties that fight scalp infections that might be hindering hair growth.

Application Method

To get the maximum benefits from mustard oil, proper application is crucial. Start by warming the oil slightly, it should be comfortably warm, not hot. Using your fingertips, massage it into your scalp using circular motions for 5–10 minutes to stimulate blood flow.

Pay special attention to areas where thinning is most noticeable. Cover your hair with a shower cap or warm towel to enhance penetration, and leave it on for at least 30 minutes (though overnight application delivers even better results). Shampoo thoroughly afterward, as mustard oil can be quite potent and difficult to rinse out completely.

Potential Side Effects

While mustard oil offers remarkable benefits, it's not without potential drawbacks. Its warming nature can cause irritation or a burning sensation in people with sensitive scalps.

The strong, distinctive smell can also be off-putting to some people and may linger even after washing. If you experience persistent discomfort beyond a mild warming sensation, dilute the mustard oil with a carrier oil or discontinue use and consult a dermatologist.

Coconut Oil Advantages

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Coconut oil has earned its reputation as a hair care superstar thanks to its unique medium-chain fatty acids that can penetrate the hair shaft instead of just coating the surface.

Hair Protection

One of coconut oil's greatest strengths is its ability to protect hair from both water damage and protein loss. When hair gets wet, it swells, making it vulnerable to damage and protein leaching. Coconut oil's lauric acid content creates a protective barrier that reduces this water absorption and prevents the loss of essential proteins.

This protection is especially valuable during washing, swimming, or in humid conditions when hair is most vulnerable. Regular application before shampooing can significantly reduce the mechanical damage that occurs during the washing process.

Protein Retention

Hair is primarily made of a protein called keratin, and maintaining this protein structure is essential for strong, healthy strands. Coconut oil's ability to prevent protein loss is unmatched by most other natural oils. A groundbreaking study demonstrated that coconut oil reduced protein loss in both damaged and undamaged hair when used as a pre-wash and post-wash grooming product.

This protein-preserving quality makes coconut oil particularly beneficial for chemically treated, heat-damaged, or naturally porous hair types that tend to lose protein easily.

Best Application Techniques

For optimal results with coconut oil, the application technique matters significantly. Unlike mustard oil, coconut oil solidifies at room temperature in cooler climates, so you'll need to liquefy it first by rubbing it between your palms or warming it gently. For deep conditioning, apply it to dry hair (wet hair may prevent proper absorption) and focus on mid-lengths to ends where damage is most common.

For scalp treatment, use your fingertips to massage a small amount into the scalp, being careful not to overdo it as coconut oil can be heavy. Leave it on for at least an hour or overnight for intensive treatment, then wash thoroughly with a gentle shampoo, possibly twice if your hair is fine or prone to oiliness.

Limitations

Although it has many benefits, coconut oil isn't perfect for everyone. Those with fine hair may find it too heavy, leading to a greasy appearance and limp strands if used excessively. People with certain hair types, particularly low porosity hair, might experience a protein overload effect that makes hair feel stiff or brittle with regular use.

Some individuals also report coconut oil causing scalp irritation or clogging hair follicles, potentially worsening conditions like seborrheic dermatitis. If you notice your hair becoming dry or your scalp feeling irritated after using coconut oil, it may not be the right choice for your hair type.

Oil Comparison Table

FeatureMustard OilCoconut Oil
Results Timeline2–3 months2–3 months
Fatty AcidsAlpha-linolenic acid (Omega-3)Lauric acid (medium-chain)
VitaminsVitamin E, Beta-caroteneVitamin E, K
MineralsIron, Magnesium, SeleniumIron, Zinc
Special CompoundsAllyl isothiocyanate (stimulates circulation, antimicrobial)Medium-chain triglycerides (deep penetration, antimicrobial)
Hair BenefitHydration, strength, improved scalp circulationHydration, strength, deep shaft nourishment
Smell FactorDistinctive, pungent aroma from isothiocyanates; can linger after washing, often considered strongPleasant, tropical scent; subtle and fades after washing, leaves hair smelling clean and fresh
Absorption RateModerate; penetrates scalp well but may sit on strands and weigh hair down if not washed thoroughlyHigh; absorbs into hair shaft, strengthens from within, but can take longer to absorb, especially when solidified
Hair Type SuitabilityBest for normal to dry hair, slow-growing or thinning hair, and those seeking scalp stimulationBest for high porosity, damaged, or protein-deficient hair; can be too heavy for fine/low porosity hair
Antimicrobial ActionYes, due to isothiocyanatesYes, due to medium-chain triglycerides

Safety Considerations

Patch Testing

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Before applying any new oil treatment to your entire scalp, always conduct a patch test to check for potential reactions.

Mix your oil blend in the ratio you plan to use, then apply a small amount behind your ear or on your inner forearm. Cover with a bandage and leave for 24 hours, checking periodically for any signs of irritation, redness, or discomfort.

If you experience any negative reaction during the patch test, avoid using the oil.

Allergic Reactions

While true allergies to coconut or mustard oils are relatively rare, they can occur and may cause serious reactions in sensitive individuals.

Most reactions to mustard oil are not true allergies but sensitivity to its warming compounds. These typically present as temporary redness or a warming sensation that subsides within 30–60 minutes. If you experience mild discomfort that quickly fades, this is likely normal and expected.

For coconut oil, reactions often stem from comedogenic effects (pore-clogging) rather than allergies. This may manifest as small bumps or pimples along the hairline or forehead rather than traditional allergic symptoms.

If you experience severe symptoms like breathing difficulties or significant swelling, seek immediate medical attention as these could indicate a serious allergic reaction requiring emergency care.

When To Stop Use

While persistence is key for seeing results with natural remedies, it's important to recognize when an oil treatment isn't working for you. Discontinue use if you experience persistent scalp irritation that doesn't improve with dilution, increased hair fall after several applications, or worsening of scalp conditions like seborrheic dermatitis or psoriasis. Also stop if you notice excessive buildup that doesn't wash out easily, as this can clog follicles and potentially worsen hair issues rather than improving them.

Trybello's Advanced Approach

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Trybello Hair Helper Spray represents the admirable improvement of traditional oil treatments by incorporating the proven mechanisms of both mustard and coconut oil benefits through advanced formulation science.

Trybello Hair Helper Spray features castor oil to deliver the same circulation-enhancing effects as mustard oil's warming compounds, but without the potential for scalp irritation or the strong odor that many find challenging. Caffeine provides direct follicle stimulation, while biotin offers the structural hair strengthening that mirrors coconut oil's protein-retention properties.

Our rice ferment filtrate acts as a gentle scalp conditioner, and glycerin ensures optimal hydration delivery. The precise spray application allows for targeted scalp treatment without the mess, dilution calculations, or extended wash-out sessions required by traditional oil blends. Simply spray it onto your scalp daily after washing, massage briefly for activation, and continue on with your regular routine.

While DIY oil treatments require careful preparation, patch testing, proper ratios, and significant time investment for application and removal, Trybello Hair Helper Spray delivers the same fundamental nutrients and more hair growth benefits through convenient, consistent application methods that fit seamlessly into your busy schedules.

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Frequently Asked Questions (FAQs)

Can mustard oil burn my scalp?

Mustard oil contains naturally occurring compounds that create a warming sensation, which is normal and part of its circulation-boosting mechanism. However, this warming should never progress to painful burning or significant discomfort. The sensation should feel similar to a mild warming massage oil, not like a chemical burn. If you do experience uncomfortable burning, immediately rinse with cool water and a gentle shampoo.

How often should I apply these oils?

For optimal results without overwhelming your hair care routine, apply your oil treatment 2–3 times per week. Those with very dry or damaged hair may benefit from more frequent application (up to 4 times weekly), while those with naturally oily scalps might limit treatments to once or twice weekly.

Will coconut oil make thin hair look greasy?

Coconut oil can indeed make thin hair appear greasy if applied incorrectly or in excessive amounts. The key is proper application technique and thorough removal. For fine or thin hair, focus the oil primarily on your scalp and the ends of your hair rather than the full length. Use just a small amount, about a teaspoon for short hair or a tablespoon for longer styles, and apply to dry hair rather than wet to prevent the oil from sitting on the surface.

Can I mix other ingredients with these oils?

Absolutely! Enhancing your mustard and coconut oil blend with complementary ingredients can target specific hair concerns more effectively. Popular additions include essential oils like rosemary (for growth), lavender (for calming the scalp), and tea tree (for dandruff). Vitamin E oil adds antioxidant protection, while a few drops of castor oil can further boost thickness for those with very fine hair. Herbal infusions such as fenugreek, amla, or Bhringraj can also be incorporated for additional therapeutic benefits.

How does Trybello Hair Helper Spray compare to DIY mustard and coconut oil treatments?

Trybello Hair Helper Spray offers the strategic benefits of both oil approaches in a scientifically-optimized, convenient format. Our spray contains castor oil for enhanced blood flow to follicles, plus caffeine for direct follicle stimulation without the potential irritation of mustard oil's warming compounds. The biotin content provides structural strengthening similar to coconut oil's protein-retention properties, while rice ferment filtrate offers gentle scalp conditioning.

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