Castor oil vs Rosemary Oil for Hair Growth: Which Is Better

castor oil vs rosemary oil for hair growth.jpg

rosemary oil vs castor oil next to each other

The two pure elements which are most frequently beneficial for hair progress are castor oil and rosemary oil. But do they really work? Is one higher than the opposite? And what’s the easiest way to make use of them? Well, you’re going to get the solutions to all of that – and extra – on this article on castor oil vs rosemary oil for hair progress.

But earlier than we get into the small print, there may be one factor to concentrate on:

Although there may be analysis exhibiting that rosemary oil promotes hair progress, there aren’t related research for castor oil. However, there may be anecdotal proof exhibiting that each oils promote hair progress. So, one oil isn’t higher than the opposite. Rather, they can be utilized collectively for optimum hair progress.

Now, let’s dive Let’s get to it!

Note: this submit accommodates affiliate hyperlinks and I earn a fee (at no extra price to you) if you happen to use them to make a purchase order.


rosemary plant and the essential oil

1. Improves androgenetic alopecia

Androgenetic alopecia is hair loss attributable to androgens, aka male hormones. 

And in response to a research executed with 100 androgenetic alopecia sufferers, rosemary oil supplies the identical advantages as minoxidil (the primary ingredient in merchandise like Rogaine).

In the research, the contributors have been cut up into two teams. One group used 2% minoxidil and the opposite group used a 1% dilution of rosemary oil.

After 3 months neither group had any important hair progress.

However, at 6 months (1, 2):

  • Both teams had noticeable hair progress and a discount in hair loss.
  • The group utilizing rosemary oil had much less unwanted effects. Most notably, rosemary oil didn’t produce the itching that sometimes happens with minoxidil.

2. Increases blood stream to the scalp

According to a evaluation that checked out all of the research executed on rosemary oil, plainly the oil can enhance “microcapillary perfusion” (source).

This principally signifies that rosemary oil will increase blood stream by way of the blood vessels that offer the scalp.

Since blood carries vitamins and oxygen, that is most likely one of many principal methods wherein rosemary stimulates hair follicles.

3. May enhance alopecia areata

Another potential advantage of rosemary oil for hair loss is within the therapy of the autoimmune situation, alopecia areata.

Interestingly, a small research executed with 86 alopecia areata sufferers confirmed {that a} each day scalp therapeutic massage of 4 important oils improved signs (source).

The oils used for the research have been rosemary, lavender, thyme and cedarwood.

4. Soothes scalp irritation

Rosemary important oil is usually used as a pure treatment for itchy scalp, dandruff and different inflammatory scalp circumstances.

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Since rosemary has anti-inflammatory and antimicrobial properties, it’s not stunning that it may possibly assist scalp well being.


castor seeds and oil

Compared to rosemary oil, there are not any research which have been executed on castor oil and hair progress. So, castor oil’s recognition as a hair progress support comes primarily from anecdotal experiences (resembling Youtube movies and discussions on boards like Reddit).

That mentioned, castor oil continues to be a really helpful service oil and may assist hair progress in numerous methods, as listed under.

1. Improves size retention

Like all service oils, castor oil is superb for sealing in moisture. The extra your hair stays moisturized, the decrease the possibilities that it dries out and breaks off.

So, in the end, castor oil may help you keep extra of the size that’s at all times grown out.

2. Antimicrobial and Anti-inflammatory

About 75-90% of castor oil is product of the fatty acid, ricinoleic acid (source).

This fatty acid has anti-inflammatory and antimicrobial properties that may assist a wholesome scalp.

Scalp is a crucial a part of hair progress as a result of all the pieces from dryness and flakiness, to construct up or infections can contribute to hair loss.

3. May enhance blood stream to the scalp

Ricinoleic acid – the primary energetic compound in castor oil – appears to be efficient at dilating blood vessels.

When dilated, the quantity of blood flowing by way of these vessels will increase. This results in extra blood provide to the basis of the hair.

This is doubtlessly one of many the reason why some individuals expertise hair progress with castor oil.


1. Choose the best kind of oils

There are several types of castor oil and rosemary oils. Here’s a short overview of your choices:

  • Moroccan rosemary (aka rosemary 1,8 cineole) or Spanish rosemary (aka rosemary ct camphor): in response to knowledgeable aromatherapist, Robert Tisserand, Moroccan rosemary is almost definitely higher for hair progress.
  • Black castor oil and white castor oil: anecdotal experiences present that each of those could assist with hair progress. Whichever one you employ, simply ensure that it’s cold-pressed.

2. Select the perfect dilution ratio

Based on the research which have been executed with rosemary oil, a 1% dilution is sufficient to produce leads to hair progress. This is equal to 9 drops of rosemary oil for each 1 ounce of castor oil.

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If the 1% dilution doesn’t produce the specified outcomes, you’ll be able to experiment with a 2%, 3% or 4% dilution. See dilution tips under.

Dilution Ratio Ingredients
1% 9 drops rosemary oil and 1 ounce of castor oil.
2% 18 drops rosemary oil and 1 ounce of castor oil.
3% 27 drops rosemary oil and 1 ounce of castor oil.
4% 36 drops rosemary oil and 1 ounce of castor oil.
This desk exhibits the dilution ratios to make use of when mixing rosemary and castor oil for hair.

3. Apply the oils a number of instances per week

To get the perfect outcomes, apply your castor and rosemary oil mix each different night time. Make certain to take a couple of minutes to therapeutic massage it into the scalp after making use of.

In addition, maintain the following tips in thoughts: 

  • Always apply castor oil to damp hair, focusing primarily on the ends of your hair. This will seal in moisture. Avoid making use of it to dry hair as a result of this really dries out your tresses.
  • You can apply white castor oil to your strands and scalp. However, for black castor oil, some consultants recommend utilizing it in your strands solely. If you do apply black castor oil to your strands, it’s best to comply with it up with one other sealant (source).
  • Although all hair sorts can profit from castor oil, it’s notably helpful for curly-kinky hair. For this hair kind, you should use it as a prepoo therapy or as a sealant everytime you moisturize your hair.
  • When making use of castor and rosemary oil to your scalp, you solely want a small quantity (since castor oil is kind of thick). Make certain to take a couple of minutes to therapeutic massage it in.
  • If you will have superb hair, castor oil could also be too heavy (and sticky!) for you. So, contemplate mixing it with lighter oils like grapeseed, almond or jojoba.


1. Plant Therapy Rosemary 1,8 Cineole

bottle of rosemary 1,8 cineole

This natural rosemary oil is a private favourite for my DIY initiatives. In addition, Plant Therapy has all kinds of natural (and non-organic) important oils to select from.

Lastly, if you’re ever curious in regards to the high quality of their oils, you’ll be able to see GCMS experiences on their web site.

The GCMS report is a really fundamental report that validates the standard of the oil and it’s executed by a 3rd celebration.


2. Eden’s Garden Moroccan Rosemary

bottle of moroccan rosemary oil

Eden’s Garden is one other model that I depend on for important oils as a result of they’ve an enormous choice.

Similar to Plant Therapy, additionally they present GCMS experiences on their web site for these of us wish to geek out on that data 🙂

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3. Sunny Isle Jamaican Black Castor Oil

bottle of sunny isle black castor oil

This oil is made by way of the normal means of roasting castor seeds, grinding them and eventually, boiling them. The finish result’s a wealthy, darkish oil that’s excellent to your hair (and eyebrows too, by the way in which!).


4. Aura Cacia Castor Oil

Aura Cacia is an organization that’s identified for offering top quality oils service and necessities oils. And this cold-pressed, natural isn’t any exception. As an added perk, this castor oil is available in a darkish bottle, which helps to guard it from the damaging results of sunshine.



What are the unwanted effects of castor oil on hair?

Castor oil is a really sluggish absorbing oil. This means it sits on the scalp and will clog pores. This can result in itching and in some circumstances hair breakage. 

In addition, since castor oil can clog pores, it might additionally worsen dandruff. 

How lengthy does it take for rosemary oil to develop hair?

According to among the research which have been executed evaluating rosemary oil with minoxidil, it may possibly take about 6 months to see hair progress.

Can I apply rosemary oil on to hair?

Rosemary important oil ought to by no means be utilized to the hair immediately. Instead, it needs to be diluted in a service oil like grapeseed or jojoba oil. This minimizes the danger of irritation from the rosemary oil and likewise slows down evaporation of the important oil (which implies your scalp can take up extra of the oil).

How lengthy does it take for castor oil to develop hair?

Anecdotal experiences from individuals who’ve efficiently used castor oil for hair progress exhibits that it may possibly take a few month of normal use to start out seeing outcomes.


Because rosemary oil is a necessary oil, and castor oil is a service, they assist the well being of the hair in several methods. 

When used accurately, each elements are usually thought of protected and so they’re seemingly that will help you attain your hair progress objectives.

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