By Niki Galvez, Hairstylist & Trichologist Trainee
Your hair oiling routine doesn't need to be complicated. The simpler it is, the more likely you'll actually do it every week. And that consistency is the whole point.
I've done this same routine every Sunday for two years. My ends have never looked this good. And the hair oiling guide I follow is only four steps.
Why a routine matters more than the oil itself
A consistent weekly hair oiling routine does more for your ends than any single deep treatment, because pre-wash oiling compounds over time, reducing cumulative damage from every wash cycle.
Every time you wash your hair, water enters the fibre and swells it. That repeated swelling and shrinking weakens your strands from the inside out. Coconut oil applied before washing significantly reduces the protein stripped during shampooing.1 One wash won't wreck your hair. But fifty washes without protection? That's where breakage creeps in.
No oil can make hair grow faster. But the right oils can help retain the length you're already growing. Your hair is already growing at roughly 1 cm per month.2 The question is whether it survives long enough for you to see the length. Transformation is in the small changes, patience and consistency. If you're focused on growth specifically, our breakdown of the best hair oils for hair growth walks through what actually works versus what's just marketing.
The pre-wash oiling routine, step by step
Apply a pre-wash oil to dry hair from mids to ends, leave for 20 to 60 minutes, then double cleanse with shampoo. Four steps, once a week.
Step 1: start with dry hair
Dry. Not damp, not freshly spritzed. Dry.
Oil diffuses into the hair's cell membrane complex (the lipid pathway running through the fibre) much more effectively on dry hair. Wet hair has already swollen, which changes how oils interact with the strand.3 So: before your shower, before you think about water.
Step 2: apply from mids to ends (skip the scalp)
Hair oiling ≠ scalp oiling. Your scalp makes its own sebum. Your ends, the oldest, driest part of your hair, that's where the oil goes — see our guide to hair oil for dry ends for the deeper version.
Dosing:
- Fine hair: 1-2 pumps on the ends. That's enough.
- Medium: 2-3 pumps, spread between both palms first.
- Thick or long: 4-5 pumps, maybe more for waist-length. Adjust depending on how much hair you have.
Work the oil through your lengths, scrunching gently into the ends. We use JUVA's superfine coconut lipid formula. The medium-chain triglycerides are shown to penetrate deep into the hair's inner cortex (the layer that gives your hair its strength), not just sitting on the surface.3
Clip up. Done.
Step 3: let that marinate (20 to 60 minutes)
During the soak, oil diffuses through the CMC, that lipid "mortar" between the keratin "bricks" (the protein your hair is built from) of your hair.4 My minimum is 30 minutes. I usually go longer because I forget.
Pop on the JUVA Hot Booster Cap during this step. Gentle heat loosens the cuticle (your hair's outer protective layer) slightly, helping the oil reach deeper into the fibre.5 Once you feel the difference, you won't skip this step again.
Step 4: double cleanse, then condition ends only
Shampoo TWICE. First wash breaks down the oil. Second wash actually cleans. Skip the second and you'll end up with limp, greasy hair, and blame the oil for something it didn't do.
Condition ends only. Not roots, not scalp. That keeps lengths soft without weighing anything down.
How to adjust by hair type
Every hair type benefits from pre-wash oiling. You just adjust the amount, soak time, and handling.
| Fine | Thick / curly | Bleached / damaged | |
|---|---|---|---|
| Amount | 1-2 pumps, ends only | 4-5 pumps, section into 4 parts | 2-3 pumps, focus on ends |
| Soak | 20-30 min | 45-60 min | 30-45 min |
| Wash out | 1 shampoo may be enough | 2 shampoos, always | 2 gentle shampoos |
| Key tip | Skip mids if hair is short | More surface area = more oil needed | Be gentle, no tugging through tangles |
Bleached hair has higher porosity (meaning it absorbs and loses moisture more easily) and a compromised cuticle,6 so the oil absorbs fast but the fibre is fragile. Curly and textured hair benefits from similar care: see our guide to the best hair oils for frizzy hair for the specifics. Research suggests MCT oil can help restore tensile strength (how much force a strand can take before snapping) in bleached hair: one study found a 29% increase after 21 days of regular use.7 So stick with it.
More on hair oil benefits across different types in our full breakdown.
What to expect after 4 weeks
After 4 weeks of consistent pre-wash oiling, expect softer ends, less breakage during brushing, and more shine. Real length retention takes 3 to 6 months of weekly commitment.
- Week 1-2: Softer ends after wash day. Less frizz (here's why we recommend pre-wash oil for frizzy hair over surface serums), because the cuticle lies flatter when the fibre is conditioned.
- Week 3-4: Less hair in your brush. Less snapping when you detangle. Cumulative protein loss from washing starts to decrease.1
- Month 2-3: Your hair hasn't grown faster. It just kept more of what it grew.
- Month 4-6: Visible length retention. Every week you protected your ends added up.
Your hair is already growing. Retention is the real game.
Frequently asked questions about hair oiling routines
How often should I oil my hair?
Once a week works for most people. That's enough to protect your ends from wash-cycle damage without over-conditioning. Very dry or damaged hair? Twice a week is fine. Keep the amount small on the second round. (For essential oils marketed for hair growth, the same once-a-week guidance applies — they're not a substitute for a penetrating pre-wash oil.)
Should I oil before or after conditioner?
Before. The oil penetrates the hair fibre before water gets in, reducing swelling and protein loss during the wash.1 Oil after conditioner just coats wet hair. The oil can't diffuse into the fibre the same way.
Can I leave oil in overnight?
You can, but 20 to 60 minutes is enough for the oil to do its thing. Overnight is fine if you prefer. Just put a towel on your pillow. For more on overnight hair oil methods, we have a full guide.
If you're looking for a pre-wash oil built for this routine (superfine coconut lipids for deep penetration, peptides for strand strength, squalane for lightweight moisture), JUVA pre-wash hair oil is your sign to start. Save this for your next wash day.
Sources
- Rele AS, Mohile RB. "Effect of mineral oil, sunflower oil, and coconut oil on prevention of hair damage." Journal of Cosmetic Science. 2003;54(2):175-192. PMID: 12715094.
- Paus R, Cotsarelis G. "The Biology of Hair Follicles." New England Journal of Medicine. 1999;341:491-497. DOI: 10.1056/NEJM199908123410706.
- Lourenco CB, et al. "Impact of Hair Damage on the Penetration Profile of Coconut, Avocado, and Argan Oils into Caucasian Hair Fibers." Cosmetics. 2024;11(2):64. DOI: 10.3390/cosmetics11020064.
- Evans T, Wortmann F, Sherowski A, et al. "Penetration of oils into hair." 2024. ResearchGate: 381671797.
- Keis K, Persaud D, Kamath YK, Rele AS. "Investigation of penetration abilities of various oils into human hair fibers." Journal of Cosmetic Science. 2005;56(5):283-295. PMID: 16258695.
- Gavazzoni Dias MFR. "Hair Cosmetics: An Overview." International Journal of Trichology. 2015;7(1):2-15. DOI: 10.4103/0974-7753.153450. PMID: 25878443.
- Kim K-B, Ahn S-Y. "Determination of penetration and protection of fatty acids in bleached hair according to fatty acid chain length and the application to understanding the protective effects of MCT oil and coconut oil." Applied Biological Chemistry. 2023;66:38. DOI: 10.1186/s40691-023-00332-0.
This content is for educational purposes and does not constitute medical advice. If you have concerns about hair loss or scalp conditions, please consult a dermatologist or trichologist.