Black Castor Oil for Hair Growth, Lashes & Brows — 60ml
100% pure cold-pressed black castor oil — hexane-free, extra virgin, enriched with ricinoleic acid and Omega-9 fatty acids. Nourishes hair roots, lengthens lashes, and fills brows.
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100% pure cold-pressed black castor oil — hexane-free, extra virgin, enriched with ricinoleic acid and Omega-9 fatty acids. Nourishes hair roots, lengthens lashes, and fills brows.
100% Pure Cold-Pressed Black Castor Oil for Visibly Thicker, Longer Lashes & Fuller Brows
- thin, weak eyelashes
- sparse eyebrows
- hair loss and thinning
- weak hair follicles
100% Pure Cold-Pressed Black Castor Oil for Visibly Thicker Lashes, Fuller Brows & Stronger Hair
Ricinoleic acid and Omega-9 fatty acids work at the follicle level to strengthen roots, lengthen lashes, and fill in sparse brows — without a single drop of hexane. One amber-glass bottle, three visible transformations.
Three reasons this oil outperforms the alternatives
- Ricinoleic Acid + Omega-9 — the follicle duo
Ricinoleic acid (the dominant fatty acid in castor oil) binds to prostaglandin receptors in the scalp and follicle wall, increasing local circulation and extending the growth phase of each hair. Omega-9 fatty acids seal the cuticle, reducing breakage so that new growth is actually retained rather than lost mid-strand.
- 100% Pure, Hexane-Free, Extra Virgin
Hexane is a petroleum-derived solvent used in cheap oil extraction — it increases yield but strips the oil of its most bioactive compounds. This formula is cold-pressed and hexane-free, meaning the ricinoleic acid concentration stays high and the oil remains safe for the delicate skin around the eyes and along the lash line.
- Three-piece applicator kit — dropper, spoolie, precision brush
Most oils ship with one method of delivery. This kit ships with three. The glass dropper deposits oil directly onto the scalp or hair roots. The spoolie coats lashes root-to-tip in one stroke. The fine-tip precision brush reaches the brow arch without over-saturating surrounding skin. Fewer missed spots means faster, more even results.
What one small bottle can do
- 60ml bottle with dropper applicator
- 120days estimated daily use supply
- 100%pure cold-pressed black castor oil
How to build your nightly oil ritual
- 1Lashes — the spoolie method
Dispense one small drop of oil onto the back of your clean hand. Dip the spoolie brush into the pool and swipe along the upper lash line from inner corner to outer tip, then coat the lower lashes. One application per eye is sufficient — more does not accelerate results.
- 2Brows — the precision brush
Load the fine-tip precision brush with a micro-drop directly from the dropper. Follow the natural brow arch from the inner head through the arch to the tail. Use short, hair-like strokes to distribute evenly through sparse patches. Blot any excess from the skin with a clean fingertip.
- 3Scalp and hair roots — the dropper
Part the hair into sections and apply 3–5 drops of oil directly to the scalp in areas of thinning or concern. Massage gently with your fingertips in circular motions for 1–2 minutes to stimulate circulation and aid absorption. For an intensive treatment, leave overnight and wash out in the morning.
- 4Consistency over intensity
Daily application yields better results than heavy weekly doses. Castor oil works within the hair growth cycle, which operates on a 4–8 week clock — missing nights interrupts the signal. Set a nightly reminder for the first two weeks until the ritual is habit.
Everything in the kit
- Black Castor Oil — Amber Glass Dropper Bottle×60 ml / 2.02 fl.oz
100% pure cold-pressed, hexane-free, extra virgin formula with ricinoleic acid and Omega-9 fatty acids
- Spoolie Brush Applicator×1
For lash coating root-to-tip — same motion as a mascara wand but without build-up
- Precision Tip Brush Applicator×1
Fine-tip brush for targeted brow application along the arch — minimal product waste
When thinning stopped being something you just lived with

The problem goes deeper than the surface
Thinning lashes, patchy brows, and hair that lacks density all trace back to the same root cause: follicles that are under-nourished and under-stimulated. Topical serums with synthetic fillers can create the illusion of thickness — but when the bottle runs out, so does the result. A genuine solution has to reach the follicle itself.
Cold-pressed. Extra virgin. Nothing removed.
OUHOE Black Castor Oil is extracted by cold pressing — no heat, no solvents, no hexane. That distinction matters because the fatty acids and ricinoleic acid that drive hair growth are heat-sensitive. When the process stays cold, the oil arrives at your follicle intact, with everything it needs to stimulate circulation, reinforce the root sheath, and signal re-growth.

Three targets. One daily ritual.
The dual-brush kit was designed so the same bottle treats lashes, brows, and hair in a single routine. The spoolie coats each lash at the root; the precision brush shapes brows with zero waste; the dropper delivers a concentrated dose to the scalp where growth matters most. At 60 ml and roughly 120 days of daily use, it is the kind of ritual that actually sticks.
Week by week — a realistic picture
- Week 1–2Follicle preparation
The oil begins penetrating the follicle wall and scalp. No visible change yet — this is the phase where circulation improves and sebum production around the follicle normalises. Skin around brows may feel softer and more supple.
- Week 5–8Visible density improvement
Brows show meaningful filling across the arch and tail. Lashes appear longer and darker from root density, not just length. Hair at the scalp feels stronger and less prone to snapping during brushing.
- Week 9–16Full-cycle transformation
By the end of a full bottle (approximately 120 days at daily use), the difference from the starting point is typically dramatic enough to be visible in photos. This is where the before/after comparisons buyers share become compelling.
Two active compounds doing the heavy lifting
- Ricinoleic AcidHero
Follicle stimulator — binds to prostaglandin receptors to extend the hair growth phase and improve scalp circulation
- Omega-9 Fatty AcidsActive
Cuticle sealer — smooths and reinforces the hair shaft to reduce breakage and retain new length
- Cold-Pressed Black Castor OilPure
100% pure carrier — no hexane, no heat processing, no dilution with synthetic or refined oils
Cold-pressed vs standard castor oil
| OUHOE Cold-Pressed | Standard Pharmacy Castor Oil | |
|---|---|---|
| Cold-pressed extraction | — | |
| Hexane-free certified | Varies | |
| Extra virgin grade | — | |
| Amber glass container | — | |
| Lash & brow applicators included | — | |
| Precision brush for brow arch | — | |
| Ricinoleic acid potency preserved | Partial |
Characteristics
Reviews
Questions and answers
Yes — the hexane-free, cold-pressed formula contains no solvent residues, making it suitable for use around the delicate periorbital area. Apply with the included spoolie along the lash line, not directly into the eye. If you have a known castor oil allergy or severe sensitive skin, do a patch test on your inner arm 24 hours before first use.
Two things: extraction method and purity grade. Most pharmacy castor oils are expeller-pressed with heat, which degrades ricinoleic acid concentration. Some use hexane as a solvent and then attempt to remove it — attempts that are imperfect. This oil is cold-pressed and explicitly hexane-free, which preserves the bioactive fatty acid profile that drives the hair growth research. The amber glass bottle also protects the oil from light degradation that would occur in a plastic container.
Absolutely — the dropper applicator is specifically designed for scalp and hair root application. Apply a few drops along the part or to areas of thinning, massage gently for 1–2 minutes to encourage absorption, and leave overnight. The same ricinoleic acid mechanism that stimulates lash follicles works on scalp follicles.
At a typical daily routine covering lashes, brows, and a small scalp section, approximately 120 days — about four months. If you are using it exclusively on lashes and brows, expect the bottle to last considerably longer.
Yes — the formula is certified suitable for all skin and hair types. Buyers with very fine or low-porosity hair should use a conservative amount on the scalp (2–3 drops maximum) to avoid weighing the hair down. Those with thick or coarse hair can use slightly more and may benefit from leaving it on as an overnight treatment.
Cold-pressed plant oils oxidise when exposed to UV light, which degrades the active fatty acids and shortens shelf life. Amber glass blocks the UV spectrum that accelerates oxidation, keeping the oil potent for longer. It is a material decision, not just an aesthetic one — though it does look considerably better on a bathroom shelf.
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