Ricinus Communis · Virgin Grade Cold-Pressed · Hexane-Free · Hair · Skin · Brows · Lashes · 500 ml (17 fl oz)
The Thickest, Richest Oil in Nature — And the One Your Hair, Skin, Eyebrows & Eyelashes Have Been Waiting For
Castor oil is not like other oils. It’s visibly thicker, denser, and more viscous — almost syrupy — because approximately 90% of its fatty acid content is ricinoleic acid, a rare omega-9 fatty acid found in virtually no other natural oil on earth. This single compound gives castor oil its extraordinary ability to deeply penetrate the skin and hair shaft, lock in moisture for hours, stimulate blood circulation to hair follicles, and provide anti-inflammatory and antimicrobial protection. It’s the reason castor oil has been the go-to hair growth, eyebrow thickening, eyelash lengthening, and skin healing oil across cultures for over 4,000 years — from ancient Egyptian Ebers Papyrus prescriptions to modern dermatology recommendations. This is premium virgin grade, cold-pressed Indian castor oil — hexane-free, meaning no chemical solvents were used in extraction. Verified buyer Malini reports her hair “grew 3 times longer than the original length.” Megan confirms “it works wonders for eyebrows too.” Henley left it overnight on face and hair and “woke up to lovely, soft, glowing skin and new hairs the next day.” Anie is a confirmed repeat buyer. 500ml — enough for months of daily use across hair, face, brows, lashes, and body.
Virgin Grade · Cold-Pressed
Hexane-Free · No Chemicals
90% Ricinoleic Acid
Ships via DHL / UPS
The Oil with 90% of a Compound Found Nowhere Else
Castor oil is pressed from the seeds of the castor bean plant (Ricinus communis), a tropical species native to India and East Africa that has been cultivated for over 6,000 years. India is the world’s largest producer and exporter of castor oil, accounting for approximately 85% of global supply. What makes castor oil biochemically unique among all plant oils is ricinoleic acid — a hydroxylated omega-9 fatty acid that constitutes approximately 85–90% of its total fatty acid content. No other commonly available oil comes close to this concentration of a single bioactive fatty acid. Ricinoleic acid has documented anti-inflammatory, analgesic, antimicrobial, and humectant (moisture-attracting) properties. It also has an unusually high affinity for hair keratin — it penetrates and bonds with the hair shaft more effectively than lighter oils like coconut or argan, which is why castor oil produces visibly thicker, stronger hair with consistent use. “Virgin grade” means this is the first pressing of fresh castor seeds. “Cold-pressed” means no heat was applied during extraction (heat degrades ricinoleic acid and other sensitive compounds). “Hexane-free” means no chemical solvents were used — many commercial castor oils use hexane extraction to increase yield, leaving solvent residues in the final product. Moolihai’s oil is mechanically pressed, chemically untouched, and retains the full spectrum of ricinoleic acid, linoleic acid, oleic acid, vitamin E, and minerals.
Hair. Skin. Brows. Lashes. Nails. — One Oil
Hair Growth & Thickness
The #1 reason people buy castor oil — and the benefit with the most enthusiastic customer confirmation. Malini reports “hair grew 3 times longer than the original length.” Megan confirms “it really helped me with my hair growth.” Henley saw “new hairs the next day” after overnight application. The mechanism: ricinoleic acid increases blood circulation to the scalp (via prostaglandin E2 receptor activation), delivering more oxygen and nutrients to hair follicles. It also has anti-inflammatory properties that reduce the follicular micro-inflammation linked to hair thinning and miniaturisation. The thick, viscous nature of castor oil coats and penetrates the hair shaft, reducing protein loss and breakage — so existing hair gets stronger while new hair grows in.
Eyebrow Thickening
Thin, sparse, or over-plucked eyebrows respond remarkably well to castor oil. The same follicle-stimulating and circulation-boosting effects that work on scalp hair work on eyebrow hair — but because eyebrow hairs are shorter and fewer, the visible results often appear faster. Megan specifically reports that the oil “works wonders for eyebrows.” Apply a thin layer of castor oil to eyebrows every night before bed using a clean mascara wand or your fingertip. The thick oil stays in place overnight (it won’t run or drip like lighter oils), giving the ricinoleic acid hours of uninterrupted contact with the follicles. Most users report visible brow thickening within 4–8 weeks of nightly application.
Eyelash Growth & Conditioning
Castor oil is arguably the most popular natural eyelash growth treatment in the world — and it’s been used for this purpose since ancient Egypt. The ricinoleic acid conditions each lash, preventing breakage (the #1 cause of thin-looking lashes), while the follicle-stimulating effect promotes new lash growth. Apply with a clean mascara wand or a cotton-tipped applicator to the base of the upper and lower lashes before bed. Be extremely careful not to get oil directly in the eyes — if it does get in, it will cause temporary blurring but no harm (castor oil is actually used as an ingredient in some eye drops). The lash growth effect is subtle and cumulative — expect 6–12 weeks for noticeable lengthening and thickening.
Skin Moisturising & Healing
Castor oil is one of the most effective natural humectants — ricinoleic acid attracts and retains moisture in the skin, preventing transepidermal water loss (TEWL). Anie bought this oil specifically for dry skin and reports excellent results. Henley left it overnight on her face and “woke up to lovely, soft, glowing skin.” The anti-inflammatory properties calm irritated skin, reduce redness, and accelerate healing of minor wounds, sunburn, and skin irritation. For very dry areas — heels, elbows, knuckles — castor oil’s thick consistency creates an occlusive barrier that locks in moisture far more effectively than lighter moisturisers. It’s also a traditional remedy for stretch marks, scars, and dark spots (the improved circulation helps break down scar tissue and melanin deposits over time).
Nail & Cuticle Strengthening
Brittle, peeling nails and dry, cracked cuticles respond well to castor oil application. The ricinoleic acid penetrates the nail plate and surrounding skin, providing deep moisturisation and anti-fungal protection. The vitamin E content supports keratin production (nails, like hair, are made of keratin). Massage a drop of castor oil into each nail and cuticle before bed — the thick oil stays in place overnight without being absorbed as quickly as lighter oils. Within 2–3 weeks of daily application, most users notice stronger nails that resist chipping and splitting, and softer, healthier cuticles that don’t tear or peel.
Acne & Skin Clarity
It seems counterintuitive — applying oil to acne-prone skin? — but castor oil’s ricinoleic acid has documented antimicrobial activity against Propionibacterium acnes (the bacteria responsible for inflammatory acne) and anti-inflammatory properties that reduce the redness and swelling of active breakouts. The “oil cleansing method” — where castor oil is massaged into the skin and then removed with a warm cloth — is a popular natural skincare technique that dissolves sebum plugs and makeup without stripping the skin’s natural moisture barrier. For oily/acne-prone skin, use castor oil in a blend (1 part castor, 2 parts lighter oil like jojoba or grapeseed) rather than undiluted, as pure castor oil is very thick and comedogenic on some skin types.
Anti-Inflammatory & Pain Relief
In Ayurveda, castor oil (Amanakku Ennai in Tamil, Eranda Taila in Sanskrit) has been used for joint pain, muscle soreness, and inflammatory conditions for millennia. Ricinoleic acid inhibits prostaglandin and leukotriene production — the same inflammatory mediators targeted by NSAIDs like ibuprofen. Applied topically to sore joints or muscles and covered with a warm cloth (a “castor oil pack”), it provides localised anti-inflammatory and analgesic relief. This is also the oil base used in Moolihai’s Malai Vembadi Thailam — the Siddha women’s hormonal balance oil — because castor oil’s pelvic circulation-enhancing properties make it an ideal carrier for reproductive health herbs.
Natural Preservative & Carrier Oil
Castor oil has an exceptionally long shelf life compared to other plant oils — its unique fatty acid profile resists oxidation and rancidity. This makes it an excellent carrier oil for diluting essential oils and for use in DIY skincare formulations (lip balms, body butters, salves, soaps). It also dissolves and carries other oil-soluble ingredients effectively — which is why it’s used as the base in many traditional Siddha and Ayurvedic medicated oil preparations. For DIY enthusiasts, 500ml of virgin castor oil is a foundational ingredient for dozens of homemade beauty and wellness products.
Four Applications — Head to Toe
Scalp & Hair — Overnight Growth Treatment
Castor oil is thick — thicker than coconut or olive oil — so for hair application, many people prefer to mix it 50:50 with a lighter oil (coconut oil, sesame oil, or Moolihai’s Bhringraj Oil for a double-action hair growth treatment). Part your hair into sections and apply the oil blend directly to the scalp using your fingertips or an applicator bottle. Massage in circular motions for 5–10 minutes — the massage itself boosts blood flow to follicles. Work any remaining oil through the lengths of your hair. Leave overnight (sleep on an old pillowcase or use a towel) and wash out in the morning. Castor oil is notoriously difficult to wash out in a single shampoo — you may need two washes. Apply 2–3 times per week for best results. Anie confirms it “helps with hair loss and other hair-related problems.”
Eyebrows & Eyelashes — Nightly Precision Application
Use a clean mascara wand (wash an old one or buy a disposable spoolie) or a cotton-tipped applicator. Dip it lightly into castor oil — you need very little. For eyebrows: brush the oil through the brows in the direction of hair growth, ensuring the oil reaches the skin beneath the hair (where the follicles are). For eyelashes: apply a thin layer to the base of the upper lashes at the lash line, working from inner corner to outer corner. Avoid getting oil directly in the eyes. Apply every night before bed — the oil stays in place overnight because of its thick consistency. Megan confirms it “works wonders for eyebrows.” Allow 6–12 weeks for visible thickening — the hair growth cycle takes time, but the results are cumulative and lasting.
Face & Skin — Overnight Moisture Treatment
Henley’s method is the gold standard: apply to face and hair, leave overnight, wake up to “lovely, soft, glowing skin and new hairs.” For facial application: after cleansing, warm 3–4 drops of castor oil between your palms and press gently into slightly damp skin (damp skin absorbs oil better). A little goes a long way — castor oil is thick and concentrated. For the “oil cleansing method”: massage a coin-sized amount of castor oil (or a castor-jojoba blend for oily skin) into dry skin for 2 minutes, then lay a warm, damp cloth over your face for 30 seconds and gently wipe off. This dissolves sebum, makeup, and impurities while leaving your skin moisturised and balanced. For dry body areas (heels, elbows, knuckles): apply undiluted castor oil and cover with cotton socks/gloves overnight.
Nails, Cuticles & Castor Oil Packs
For nails and cuticles: massage one drop into each nail and surrounding cuticle before bed. The thick oil stays put and works overnight — you’ll notice softer cuticles within days and stronger nails within 2–3 weeks. For castor oil packs (traditional Ayurvedic treatment for joint pain, inflammation, or pelvic health): soak a piece of flannel or cotton cloth in warm castor oil, place it over the affected area (knee, lower back, abdomen), cover with plastic wrap, and apply a warm compress or hot water bottle for 30–60 minutes. The heat drives the ricinoleic acid deep into the tissue for localised anti-inflammatory relief. This technique is also used by naturopathic practitioners for liver and digestive support when applied to the abdomen.
What Our Customers Say
Very pure and the consistency is great. I’ve used it on both my face and hair, leaving it overnight, and woke up to lovely, soft, glowing skin and new hairs the next day! Great experience. Definitely going to purchase again from Moolihai
Great product! this oil has really helped me with my hair growth, and it works wonders for eyebrows too. The packaging is impressive, and the quantity and quality exceed expectations. Definitely worth the price!
I recommend purchasing this for everyone who suffers from dry hair and you will see positive effects within a few days. My hair grew 3 times longer than the original length!! I love this product…
All reviews from verified purchases on moolihai.com
What You’re Getting
500 ml (17 fl oz)
Large-format bottle
Virgin Grade Oil
First pressing, cold-pressed
India
World’s largest castor producer
~90% Ricinoleic Acid
Unique to castor oil
Hexane-Free
No chemical solvents used
Ricinus Communis
Botanical species
External Use
Hair, skin, brows, lashes, nails
Light Green Colour
Natural, unrefined appearance
Ships Worldwide
USA
5–7 Days
FREE OVER $99
UK
5–7 Days
FREE OVER $99
Canada
5–7 Days
FREE OVER $99
Ships worldwide via DHL/UPS. Shipping info →
Common Questions
Most pharmacy-grade castor oil is refined, bleached, and deodorised (RBD) — a process that strips the oil of its natural colour, scent, and many of its bioactive minor compounds (vitamin E, phytosterols, polyphenols) while retaining the ricinoleic acid. Some commercial castor oils are also hexane-extracted — meaning a chemical solvent is used to dissolve the oil from the seeds, then the solvent is (mostly) evaporated. Trace hexane residues may remain. Moolihai’s castor oil is virgin grade (first pressing of fresh seeds), cold-pressed (no heat applied — heat degrades ricinoleic acid), and hexane-free (purely mechanical extraction). The result is a light green, slightly viscous oil with a mild natural aroma that retains the full spectrum of beneficial compounds. The difference is visible: refined castor oil is colourless and odourless; virgin cold-pressed castor oil has a distinctive pale green-gold colour and a faint, characteristic scent.
Yes — the high viscosity is castor oil’s defining physical characteristic and one of its therapeutic advantages. Castor oil is significantly thicker than coconut, olive, argan, or jojoba oil because ricinoleic acid (which makes up ~90% of the oil) has a hydroxyl group that creates stronger intermolecular hydrogen bonds. This thickness is actually beneficial: it means the oil stays where you apply it (eyebrows, lashes, nails, dry patches) instead of running off or being absorbed too quickly. It forms a longer-lasting occlusive barrier on skin, trapping moisture for hours. For hair application, where the thickness can make it hard to spread evenly, mix 50:50 with a lighter oil (coconut, sesame, or Moolihai’s Bhringraj Oil). The thick consistency also means a little goes a long way — 500ml of castor oil lasts far longer than 500ml of a lighter oil like coconut.
This is the #1 practical challenge with castor oil on hair — and there are proven solutions. Method 1 (best): Apply shampoo to your oiled hair BEFORE wetting it. The surfactants in shampoo bind to the oil more effectively on dry hair than on wet hair. Massage the shampoo through your oiled hair, then add water and lather. This first “dry shampoo” application removes the bulk of the oil; a second normal wash finishes the job. Method 2: Mix castor oil with a lighter oil (50:50 with coconut) before applying — the blend is significantly easier to wash out. Method 3: Apply a conditioner-only wash first (conditioner contains emulsifiers that break up oil), then follow with shampoo. Prevention: Use less oil per session than you think you need — for scalp application, 10–15ml of a castor-coconut blend is sufficient. You don’t need to drench your hair.
Henley does — and reports “lovely, soft, glowing skin” the next morning. However, this depends on your skin type. For dry and normal skin: yes, castor oil works beautifully as an overnight facial treatment. Use 3–4 drops, warmed between your palms, pressed into slightly damp skin after cleansing. For oily and acne-prone skin: use caution. Castor oil is rich and occlusive, and while it has antimicrobial properties, its thickness can clog pores in some people. If you’re oily/acne-prone, try the oil cleansing method instead (massage in, remove with warm cloth — don’t leave on overnight), or use a diluted blend (1 part castor, 3 parts lighter oil like jojoba). Start with 2–3 nights per week and observe how your skin responds. For sensitive skin: patch test on the jawline for 3 nights before applying to the full face.
Castor oil is safe for eyelash application — it has been used on lashes for literally thousands of years (documented in ancient Egyptian beauty practices). In fact, castor oil is an ingredient in some commercial eye drops and pharmaceutical eye preparations (it’s used as a lubricant and vehicle). If a small amount accidentally gets into your eye, it may cause temporary blurring of vision and a slight oily film — but it won’t cause damage. Rinse with clean water if it feels uncomfortable. To minimise eye contact: use a clean mascara wand or thin applicator, apply to the base of the lashes (not the tips), and apply only a thin layer (you don’t need much — the oil spreads along the lash naturally). Apply before bed so the oil has 7–8 uninterrupted hours to work on the follicles while your eyes are closed.
Castor oil is thick and concentrated — you use much less per application than lighter oils. For hair treatment (10–15ml per session, 2–3 times per week): 500ml lasts approximately 3–5 months. For eyebrow and eyelash use (a few drops per night): 500ml would last years — most people use their hair oil bottle for lash/brow application too. For facial moisturising (3–4 drops per night): 500ml lasts over a year. For combined use (hair + face + brows + lashes): most users find 500ml lasts 3–6 months, depending on frequency. The oil has an excellent shelf life — properly stored (cool, dark, airtight), virgin castor oil retains its potency for 18–24 months. Anie confirms she “will buy again as needed” — suggesting the 500ml format provides substantial duration between purchases.
*Disclaimer: This is virgin grade, cold-pressed, hexane-free castor oil (Ricinus communis) for external/topical use. Do not ingest without medical guidance — oral castor oil is a powerful laxative and should only be taken under professional supervision. The beauty and wellness benefits described are based on the known properties of ricinoleic acid and traditional use. This product has not been evaluated by the United States Food and Drug Administration. It is not intended to diagnose, treat, cure, or prevent any disease. Perform a patch test before first use on skin, especially on the face. Avoid direct contact with eyes during lash application. Discontinue use if irritation occurs. Not recommended for internal use during pregnancy (castor oil can stimulate uterine contractions). Keep out of reach of children. Individual results may vary.
Anie –
I have bought it for my dry skin and external application. This oil is helping me with hair loss and other hair-related problems. I will buy again as needed.
Malini –
I recommend purchasing this for everyone who suffers from dry hair and you will see positive effects within a few days. My hair grew 3 times longer than the original length!! I love this product…
Megan (verified owner) –
Great product! this oil has really helped me with my hair growth, and it works wonders for eyebrows too. The packaging is impressive, and the quantity and quality exceed expectations. Definitely worth the price! 💯♥️
Sariyah (verified owner) –
This caster oil was amazing! I tried it out and it exceeded my expectations. Highly recommend this product.
Henley (verified owner) –
Very pure and the consistency is great. I’ve used it on both my face and hair, leaving it overnight, and woke up to lovely, soft, glowing skin and new hairs the next day! Great experience. Definitely going to purchase again from Moolihai