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Best Castor Oil for Hair Growth 2024: Unveiling the Truth About Its Efficacy

Castor oil is celebrated for its rich composition, predominantly featuring fatty acids and bioactive compounds such as vitamin E. But does castor oil grow hair? To be able to answer this, we had to look at what scientific evidence says.

While some brands promise and individuals believe castor oil can help stimulate hair growth, no scientific studies in humans support these claims. Thus, this article aims to shed light on the oil's real benefits.

From moisturizing and nourishing effects to its antimicrobial properties and potential to support healthy scalp and hair, join us as we unravel what is the best castor oil to buy.

We compiled our list of some of the best castor oil brands to help guide your purchase decision. In making our choices, we prioritized high-quality, sustainable, and reputable brands.

Best castor oil 2024: shortlist

  1. Sky Organics — best cold-pressed castor oil for hair nourishment
  2. RejuveNaturals — the best organic castor oil
  3. Kate Blanc Cosmetics — best castor oil to promote eyelash health
  4. Heritage Store — best organic castor oil to hydrate hair
  5. INFINA ESSENTIALS — best pure castor oil all-in-one solution
  6. VELONA — best certified pure and non-GMO castor oil
  7. Home Health — best moisturizing pure castor oil

How did we choose the best castor oil?

For this article, we considered various castor oil options by looking at the ingredients' quality, checking the brands' trustworthiness, reading through user feedback, and comparing prices. This method helped us find products that may be effective and provide good value, making sure they're a solid choice for anyone looking to improve their hair health.

Quality of ingredientsCertificationsOther ingredientsScentPriceVersatilityUser experience
Organic, cold pressed natural ingredientsUSDA Certified OrganicContains no additives or unnecessary ingredientsNatural castor oil scent or unscented$9.95–39.99Hair, lashes, brows, beard, mustache, and skinAppreciated packaging, application process, and quality
  • Quality of ingredients. We selected this castor oil for its commitment to quality, utilizing only organic, cold-pressed natural ingredients. This process ensures that the oil retains its full array of nutrients and benefits.
  • Certifications. The castor oil's USDA Certified Organic certification guarantees that the product meets stringent organic standards throughout its cultivation and processing.
  • Other ingredients. We appreciate this product's formulation, which is free from additives or other unnecessary ingredients, ensuring that you're applying pure castor oil.
  • Scent. Available in its natural castor oil scent or in an unscented version, this product caters to individual preferences.
  • Price. We selected different products with different price ranges. This way, it is accessible for those looking to incorporate natural beauty solutions into their regimen without breaking the bank.
  • Versatility. Designed for a broad range of uses, including hair, lashes, brows, beard, mustache, and skin, this castor oil is a multi-purpose gem. Its versatility is a key reason for our choice, as it simplifies beauty routines by covering many needs with a single product.
  • User experience. The positive feedback regarding the packaging, application process, and quality of the product influenced our decision.

Best castor oil for hair 2024: overview

Based on feedback gathered from various review platforms, we've identified what is the best castor oil to use. Thus, we compiled the list of top 7 best castor oil products in our opinion. These products have demonstrated potential in improving hair health and texture, nourishing the scalp, and thus enhancing hair care routines.

Manufacturers' claims about castor oil helping increase hair growth are based on anecdotal evidence. Limited evidence (on animals only) supports the claim that castor oil may help with hair growth. However, no scientific studies have been conducted on humans to prove such claims. Therefore, it's important to approach the following section and manufacturers' claims with a critical perspective.

1. Sky Organics — best certified cold pressed castor oil to nourish scalp, roots and strands

Sky Organics Organic Castor Oil

Sky Organics castor oil offers natural care with its USDA Organic certification, 100% pure, and cold-pressed formula, which is the best type of castor oil.

Furthermore, this castor oil is rich in Omega fatty acids, offering deep nourishment and conditioning for the scalp, roots, and strands, according to the brand. Designed to support full, thick, and healthy-looking hair, it caters to all hair types — straight, wavy, curly, kinky, or coily.

Beyond hair, this multifunctional oil serves as a natural solution for skin care and temporary relief on achy body parts. Its unrefined nature may retain vitamin E, minerals, omega fatty acids, and antioxidants, making it a safe choice for men and women seeking fuller-looking hair, lashes, and eyebrows, according to the brand.

Priced at $9.99, Sky Organics is a simple, botanically-based solution for your beauty, hair care, and self-care needs. This product is available in an 8 oz plastic bottle.

2. RejuveNaturals — the best multi-use purpose organic castor oil

RejuveNaturals Castor

RejuveNaturals presents its USDA Organic certified best quality castor oil in a 16 oz glass bottle. This 100% pure, cold-pressed, hexane-free formula is a multi-use purpose oil. The oil is designed to maintain healthy-looking hair, lashes, and eyebrows.

This oil is perfect for those seeking a potent yet gentle solution. This castor oil stands out for its high-quality ingredients, is unscented, and caters to various preferences.

With seamless application, it's suitable for most skin and hair types. Users celebrate the thoughtful packaging and the quality of the oil, which supports radiant, moisturized skin and hair.

Priced at $39.99, RejuveNaturals makes luxurious hair care accessible.

3. Kate Blanc Cosmetics — best castor oil to promote eyelash and eyebrow health

Kate Blanc Cosmetics Castor Oil

Kate Blanc Cosmetics introduces a versatile castor oil, available in a 2 oz size, designed to cater to your beauty needs. This USDA Organic certified, 100% pure, cold-pressed, hexane-free castor oil is not just for eyelashes, eyebrows, and hair; it doubles as an effective skin moisturizer, which may help smooth out blemishes, acne, scars, and fine lines without drying out your skin.

Packaged for convenience with a glass dropper, it simplifies application to eyelashes, eyebrows, and even nails, making it a versatile addition to your daily beauty routine.

With its commitment to quality and purity, Kate Blanc's organic castor oil is a natural choice for those looking to enhance their beauty regimen naturally. Priced at $9.99, it offers great value for a product that supports both hair and skin health.

4. Heritage Store — best organic castor oil to hydrate hair, skin, eyelashes, and brows

Heritage Store Organic Castor Oil

Discover the multifaceted benefits of Heritage Store organic castor oil, a 32 oz elixir designed to nourish and hydrate your hair, skin, eyelashes, and brows.

This one-ingredient wonder, rich in ricinoleic acid and other omega fatty acids, provides nutrients to your hair follicles, potentially promoting stronger, fuller-looking hair.

As a nightly ritual, brush a small amount onto your lashes and brows for a naturally bold appearance. This USDA Organic certified, cold-pressed, hexane-free oil is vegan and cruelty-free, ensuring your beauty routine is ethical and environmentally conscious.

Priced at $31.49, Heritage Store is encased in dark glass bottles to best retain the purity. Consider Heritage Store's castor oil as your go-to solution for deep hydration and nourishment.

5. INFINA ESSENTIALS — best pure castor oil all-in-one solution

Infina Essentials Castor Oil

Discover the nurturing power of INFINA ESSENTIALS pure castor oil in a 16 oz bottle, your all-in-one solution for healthy hair, skin hydration, and nail care.

This 100% pure, cold-pressed, hexane-free castor oil offers unparalleled quality for enhancing your natural beauty. Ideal for revitalizing hair and scalp, it promotes lush, healthy growth, transforming your hair care routine.

Beyond hair, it's a versatile treasure for the skin and nails, providing deep hydration and strengthening benefits. The brand claims the castor oil is packaged in an eco-friendly glass bottle and supports sustainable practices while ensuring the oil's purity and potency.

For convenience, the band included application tools like mascara wand and liner brush, making it easy to achieve a natural, thick look.

Priced at $24.99, embrace comprehensive care with INFINA ESSENTIALS castor oil.

6. VELONA — best certified pure and non-GMO castor oil

Velona USDA Certified Organic Castor Oil

Experience the natural benefits of Velona's USDA Organic certified castor oil, a versatile and nourishing oil for maintaining natural hair growth, eyelashes, and eyebrows, according to the brand.

Extracted through a cold press process from the Ricinus Communis plant, this natural oil is pure, non-GMO, and free from additives, fragrances, and chemicals.

Packaged with a convenient pump for easy application, this 16 oz bottle offers a sustainable choice for your beauty routine. Rich in Omega 3 fatty acids and Vitamin E, it not only promotes hair and brow health but also moisturizes and may strengthen lashes.

Its hydrating properties make it a considerable choice for combating dry scalp, split ends, and enhancing hair's overall condition. Moreover, its moisturizing effect extends to skin care, potentially helping to diminish stretch marks and scars.

Priced at $9.95, Velona's castor oil is a cruelty-free, vegan choice for those seeking a natural, effective beauty solution.

7. Home Health — best moisturizing pure castor oil for your hair and skin

Home Health Original Castor Oil

Discover the enriching powers of Home Health's USDA Organic certified original castor oil. The bottle contains 32 fl/oz of pure, cold-pressed castor oil designed to enhance the health and appearance of your hair and skin.

This natural emollient oil deeply moisturizes the skin, making it softer and supple, and may be an effective remedy for cracked feet.

Its benefits also extend to your hair, potentially conditioning it to leave it silky smooth, taming frizz, healing split ends, and alleviating dry scalp issues to promote vibrant, healthier-looking hair, according to the brand.

Perfect for DIY personal care enthusiasts, it can create soothing packs for joints and muscles or blend into homemade skincare products like makeup removers and facial cleansers.

Priced at $16.99, Home Health is free from GMOs, hexane, solvents, parabens, and cruelty and is a conscious choice for those seeking pure and effective personal care solutions.

Best castor oil for hair 2024: comparison

BrandPriceQuantityCold pressed?ScentBest for
Sky Organics$15.2616 fl/ozYesUnscentedDry scalp; thin or weak hair
RejuveNaturals$39.9916 fl/ozYesNaturalDry skin; hair nourishment
Kate Blanc Cosmetics$14.992 fl/ozYesUnscentedMoisturizing the skin, hair eyelashes, and brows
Heritage Store$31.4932 fl/ozYesUnscentedDry areas of skin and scalp hydration
INFINA ESSENTIALS$24.9916 fl/ozYesNaturalMoisturizing the skin, hair eyelashes, and brows
VELONA$9.9516 fl/ozYesNaturalHair care
Home Health$16.9932 fl/ozYesNaturalDesigned to soften and nourish the skin and hair
If you are using castor oil on your eyelashes or eyebrows, make sure to use cleans hands and avoid rubbing it in, to reduce the risk of eye infections or irritation. Also, individuals with sensitive eyes or pre-existing eye conditions should consult with a healthcare professional before using castor oil on or near eyes.

Does castor oil grow hair?

To determine if castor oil truly promotes hair growth, we turned to scientific research. However, to date, we haven't discovered any studies conducted on humans to support the claim that castor oil can help with hair growth.

However, some studies on rabbits have shown promising results for hair growth. Researchers observed that applying castor oil to shaved areas of skin or fur showed increased hair mass and growth in the treated rabbits, suggesting a potential for hair regeneration with castor oil.

Furthermore, scientists reported that rabbits' fur appeared softer, shinier, and healthier looking.

Is castor oil good for hair?

Castor oil, derived from the seeds of the Ricinus communis plant found in tropical and subtropical regions, has a rich composition that makes it highly beneficial for both hair and skin.

This oil is predominantly composed of fatty acids (90%) and other bioactive compounds, such as vitamin E, showcasing its high-quality attributes when compared to other vegetable oils, given its acidity, thickness, and diverse composition.

The chemical composition of castor oil includes fatty acids, such as ricinoleic acid and linoleic acid, antioxidants, and other bioactive compounds. They may contribute to the oil's notable oxidation stability, anti-inflammatory, and antioxidant properties.

The benefits of castor oil for hair are multifaceted:

  1. Moisturizing effect. Ricinoleic acid and its derivatives in castor oil provide deep moisturization.
  2. Nourishing effect. The oil’s fatty acids are highly penetrable, offering potential nourishment to the hair follicles.
  3. Germicidal and fungicidal effects. Compounds like ricinoleic acid protect the scalp and hair against fungal and microbial infections.
  4. Support healthy scalp and hair. Due to its antimicrobial and antifungal properties, castor oil may help strengthen the hair and nourish the scalp.
  5. Support for hair growth. In cases of androgenetic alopecia, ricinoleic acid can penetrate the skin, acting as an inhibitor of enzymes involved in certain types of hair loss. However, this has been demonstrated in a computational prediction study, and to date, no study involving humans has been conducted to examine the role of castor oil on hair growth.

Although the scientific evidence on castor oil benefits for hair growth is limited, this multifunctional oil may be beneficial for enhancing the appearance of hair and skin. Therefore, in response to the question, “Is castor oil good for hair?” the answer is a preliminary yes — it may be worth a try.

Best castor oil for hair growth 2024: conclusion

While some scientific findings on rabbits indicate castor oil's potential in hair regeneration, further research on humans is necessary to fully validate its efficacy.

Despite limited research on castor oil's effectiveness in promoting hair growth in humans, it contains other valuable properties that could benefit your hair.

For example, castor oil can moisturize, nourish, and protect your hair against germs and fungi. Some preliminary evidence suggests it may help with hair loss conditions like androgenetic alopecia, though no studies involving humans have been carried out.

Thus, castor oil is a great choice for people interested in improving their hair condition using natural methods.

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