Does Black Seed Oil Penetrate Hair? (Answered)

Black seed oil has great benefits for your health and skin, but does black seed oil penetrate hair? In this article, we will answer this question and we will cover everything you need to know about this incredible oil.

Does Black Seed Oil Penetrate Hair

Black seed oil contains minerals that have the capacity to penetrate both the hair and the scalp. This nourishes hair from the inside out, promoting strength and growth. It adds strength to the hair’s protective layer, meaning it can withstand damage from external factors.

What Is Black Seed Oil?

Black seed oil is derived from pressing black seeds. These black seeds come from a flowering plant native to Western Asia, the Middle East, and Eastern Europe.

Commonly used in traditional cooking and medicines, this oil has properties, including antioxidant properties, making it beneficial for healthy hair.

Other names for black seed oil include black caraway oil, black cumin oil, kalonji oil, and nigella Sativa oil.

Does Black Seed Oil Penetrate Hair? 

Does Black Seed Oil Penetrate Hair

Yes, black seed oil will penetrate the hair allowing it to enrich the hair and scalp with its trinity of antibacterial, anti-inflammatory, and anti-fungal properties.

In turn, these will penetrate the scalp, combatting free radicals, infection, and inflammation that may threaten hair health.

The minerals contained in black seed oil penetrate the hair and scalp to nourish and strengthen.

Benefits Of Black Seed Oil For Hair

Black seed oil is good for hair and offers a host of benefits.

Combats Scalp Infections

The anti-microbial properties of black seed oil mean it can fight any nasty microbes lurking on the surface of your scalp, or even those that have taken up residence in your hair follicles.

Helps Fight Telogen Effluvium

Some reports suggest consistent use of black seed oil can help re-grow thinning areas of hair. This includes the areas around the hairline or nape.

There is also evidence to suggest that black seed oil can significantly reduce hair shedding (known as telogen effluvium).

It does this by working to reduce the shedding cycle of your hair with its high content of thymoquinone which is an antihistamine

Can Help To Thicken Hair

Regular application of black seed oil may help to thicken hair. Nutrients from the oil are infused into the strands of hair, enriching them with strength. 

Ultimately, this can lead to stronger, thicker hair that is able to withstand the elements.

Conditions Hair

Abundant in fatty acids, black seed oil leaves you with soft, conditioned locks which are easy to manage.

How Do You Use Black Seed Oil For Hair?

How Do You Use Black Seed Oil For Hair

Black seed oil is classed as an essential oil. In order to use it in your hair and scalp, it needs to be diluted with another carrier oil as it is too potent to use on its own.

So, for any scalp conditions, or just to achieve soft, hydrated hair, try one of the black seed oil D.I.Y fixes below for yourself. Used consistently, you should be able to notice a difference.

Black Seed Oil Hair Mask

You will need:

  • 1 tbsp black seed oil
  • 1 tbsp coconut oil 
  • Bowl
  • Shower cap


  1. Combine the black seed oil and coconut oil in the bowl.
  2. On dry hair, work the oil into your scalp using circular motions.
  3. Focus on any thinning areas you are concerned about.
  4. Wrap your head in a shower cap and leave it to work for 30 minutes.
  5. Wash your hair as normal.

Black Seed Oil Hair Growth Mask

You will need:

  • 2-4 tablespoons of black seed oil
  • 4-8 drops of tea tree essential oil
  • ¼ to ½ cup organic aloe vera gel
  • 1-2 raw eggs
  • Bowl
  • Fork or whisk
  • Shower cap

The amounts you use will depend on the length and volume of your hair, so if you have shorter thin hair, you may only need 2 tablespoons of black seed oil.


  1. Combine the ingredients in the bowl using the fork or whisk.
  2. Start with clean dry hair.
  3. Carefully pour the mixture over your hair or you could apply using an old pastry brush (you may want to stand or sit in the bath or shower for this part).
  4. Massage the mask into your hair from roots to tips.
  5. Wrap your hair in a shower cap and leave the mask in your hair to work for around 20-40 minutes (depending on hair length and volume).
  6. Rinse out the mask and wash your hair as normal.
  7. Allow hair to air dry if possible.

The aloe vera in this mask will help strengthen hair, the tea tree oil will boost circulation and the egg will replenish lost nutrients. Use weekly or fortnightly to achieve optimum results.

Black Seed Hot Oil Treatment

A hot oil treatment can be even more effective than a regular hair mask, as the warmth of the oil softens hair follicles which allows deeper penetration of the oil to work its magic!

You will need:

  • 2-4 tablespoons of black seed oil 
  •  2-4 tablespoons of castor oil
  •  4-8 drops of eucalyptus essential oil
  • Bowl
  • Whisk or fork
  • Microwave
  • Shower cap 


  1. Pop the ingredients in the bowl and mix.
  2. Place them in the microwave and warm at a low to moderate setting for 20 seconds.
  3. Standing or sitting in the bath or shower, apply the oil mixture to clean, dry hair.
  4. Massage the oil through your hair from root to tip.
  5. Wrap your head with a shower cap and leave the oil to work for 20 to 40 minutes.
  6. After this time, rinse out the oil and wash your hair as normal.
  7. Leave to air dry if possible.

Black Seed Oil Split End Treatment

You will need:

  • ½ cup of water
  •  ½ tablespoon of black seed oil
  • 1 tablespoon of rosewater
  • 1 teaspoon of honey
  •  a sterilized spray bottle.


  1. Add the ingredients to the spray bottle.
  2. Mix the ingredients thoroughly.
  3. Spritz the mixture over the ends of your hair (they can be wet or dry).
  4. Make sure the ends are completely saturated with the mixture.
  5. Wrap your hair in a shower cap and leave for 20 to 40 minutes.
  6. Rinse the ends out and allow to dry naturally.

The rosewater in this mixture works to replenish lost moisture and the honey helps lock in hydration.

To conclude, black seed oil does penetrate the hair. By doing so, it offers hair nourishment and strength leaving you with beautiful healthy hair to be proud of. 

Frequently Asked Questions (FAQ)

Can I Oil My Scalp With Black Seed Oil?

Yes, black seed oil is a good option for oiling the scalp. With its anti-bacterial and anti-fungal properties, it may help to balance out any skin issues including psoriasis and eczema. However, more research is needed in this field to consolidate initial findings.

Can I Leave Black Seed Oil In My Hair Overnight?

In most instances, the recommended time taken to see the benefits of black seed oil is anything from 20 minutes to one hour. However, if you wish to leave the oil in your hair overnight, this should cause no problems.

How Long Does Black Seed Oil Take To Grow Hair?

The process of black seed oil helping hair grow is a very gradual one, patience is key! Results can normally be seen after the four-month mark. If you are way past this and you are seeing no results, it might be a good idea to consult a dermatologist in case there is another underlying reason preventing hair growth.

Does Black Seed Oil Darken Hair?

Black seed oil works to benefit and promote the overall health of your hair. As it promotes growth through follicle stimulation, the new strands of hair may grow out fuller and darker than before.

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