Olive Oil Bath: Benefits, Real Risks, and How to Do It Well
An olive oil bath — a few spoonfuls of olive oil stirred into warm bathwater — is one of the oldest skincare ideas there is, and one of the most divisive. Search for it and you will find glowing accounts of softer skin alongside dermatologists urging caution. Both have a point, and the honest answer depends on your skin, the oil, and how you do it. This article sets out what an olive oil bath genuinely does, what the published research actually shows — including a finding that matters and is too often left out — who should be cautious, and how to do it sensibly if you decide to. The aim is not to sell you on the idea or scare you off it, but to give you what you need to judge it for yourself.
For our own oil, see our cold-pressed organic Marrakech olive oil.
The Short Answer
- An olive oil bath leaves a thin film of oil on the skin that can make it feel softer and look less dry — a real, if temporary, effect, mostly down to slowing water loss from the surface.
- The evidence is more mixed than most articles admit. A well-known 2013 study found that topical olive oil can actually disrupt the skin barrier in some people — which matters for anyone with eczema or very sensitive skin.
- It is genuinely soothing as a ritual. Warm water and a simple oil soak are calming, and there is nothing wrong with valuing that on its own terms.
- Safety first: oil makes baths and tubs dangerously slippery. This is the most important practical point in the whole article, and the one most often skipped.
- Less is more. A tablespoon or two in a full bath is plenty; more just coats the tub and raises the slip risk without adding benefit.
- Use a real extra virgin oil if you use one at all — fresh, unrefined, in dark glass. "Light" olive oil is refined and has the antioxidants processed out.
What an Olive Oil Bath Actually Does to Your Skin
The appeal of an olive oil bath is simple: oil and water do not mix, so when you add olive oil to a bath, a fine film of oil disperses across the water and settles onto your skin as you soak. When you step out, that thin layer stays behind. It is an occlusive effect — the oil sits on the surface and slows the rate at which water evaporates from the outermost layer of skin, which is why skin can feel softer and look less dry afterwards.
This is a real effect, but it is worth being precise about what it is and is not. The oil is not "feeding" or "nourishing" the skin in any deep sense; it is mostly acting as a surface barrier that holds existing moisture in. That is genuinely useful for dry skin — the same basic principle behind most moisturisers — but it is a physical effect on the surface, not a transformation of the skin from within.
Olive oil does carry compounds of interest — it is rich in oleic acid and contains antioxidant polyphenols such as hydroxytyrosol and oleuropein, which are well studied in the context of diet. Whether those compounds do much when sitting briefly on the skin in dilute bathwater is far less established than the simple occlusive effect, and honesty requires saying so rather than implying the bath delivers the benefits of the Mediterranean diet through your skin.
What the Research Actually Shows — Including the Part Usually Left Out
Most articles about olive oil baths stop at "olive oil is moisturising". The published research is more nuanced, and the nuance matters enough that leaving it out would be dishonest.
The study worth knowing is by Danby and colleagues, published in Pediatric Dermatology in 2013. In a forearm-controlled trial on adult volunteers, the researchers applied olive oil to the skin twice daily and measured what happened to the skin barrier. The finding was striking: topical olive oil damaged the skin barrier — it reduced the integrity of the outermost layer and caused mild redness in some volunteers — whereas sunflower seed oil, tested alongside it, did not. The authors concluded that olive oil for dry skin and infant massage should be approached with caution, particularly for anyone prone to eczema.
This does not mean an olive oil bath will harm everyone. The study used repeated direct application of neat oil, not a dilute soak, and many people use olive oil on their skin with no trouble at all. But it is a real, peer-reviewed finding from a recognised journal, and it points to a genuine caveat: olive oil is high in oleic acid, which at high concentrations can disrupt the skin barrier in susceptible people. For anyone with eczema, atopic skin, or a barrier that is already compromised, that is a reason for caution — and a reason to patch test before committing to a full bath.
The honest summary is this: for most people with normal skin, a dilute olive oil bath is a mild, pleasant moisturising soak. For people with eczema-prone or very sensitive skin, the evidence gives a real reason to be careful, and a gentler oil or a fragrance-free emollient designed for the purpose may be the wiser choice. For a broader look at how olive oil behaves on the skin — the genuine benefits alongside the real risks — see our guide to olive oil for skin.
The Safety Point Everyone Skips: Slippery Tubs
If there is one thing to take from this article, it is this: oil makes a bath dangerously slippery, both the water and — long after you have drained it — the surface of the tub.
This is not a minor footnote. A film of olive oil on a smooth bath or shower floor is genuinely treacherous underfoot, and getting in and out of an oily bath is exactly the moment a slip is most likely and most serious. It is a real hazard for everyone, and a particular concern for older adults, anyone unsteady on their feet, and households with children. No softness benefit is worth a fall.
If you do take an olive oil bath, use a non-slip bath mat, hold on firmly getting in and out, keep the amount of oil modest, and clean the tub thoroughly afterwards with hot water and washing-up liquid to cut the residue. A tub that still feels slick the next morning is an accident waiting to happen. These are not reasons never to do it — they are the basic precautions that make it sensible rather than reckless.
How to Take an Olive Oil Bath Sensibly
If, having weighed the above, you would like to try it, here is how to do it well — and the watchwords are modest and careful.
Start with a patch test, especially if your skin is at all sensitive: rub a little oil on the inside of your forearm and leave it a day to check for redness or irritation before you commit to a full soak. Then keep the quantity small — a tablespoon or two stirred into a full, warm (not hot) bath is plenty. More oil does not mean more benefit; it just coats the tub and raises the slip risk. Soak for ten to fifteen minutes, pat — rather than rub — your skin dry to leave the thin film in place, and many people find a light, plain moisturiser straight afterwards locks the effect in better than the bath alone.
Some people like to combine the oil with a handful of colloidal oats in a muslin bag for an extra soothing soak, or a little honey for fragrance. Keep any additions simple and skip them entirely if your skin reacts. And use a good oil: a fresh extra virgin olive oil in dark glass, not a refined "light" oil with the character processed out. For more on telling a good oil from a poor one, see our guide to choosing a quality olive oil.
Why Sidr & Stone
Whether olive oil belongs in your bath is a decision only you can make — but if you are going to put an oil on your skin, the quality of that oil matters, and it is fair to hold our own bottle to that standard.
- Single-estate — one family-owned grove on the plains outside Marrakech, Morocco; no blending across origins.
- Rain-fed — no irrigation; the trees take what the season gives.
- Organically grown — no synthetic fertilisers, pesticides, or herbicides.
- Single harvest — a small, limited batch; once the season's pressing is gone, it is gone until next year.
- Cold-pressed within hours of harvest — flavour, aroma, and polyphenols preserved.
- Unfiltered extra virgin — minimally processed, and may show natural sediment.
- 100% natural — a single ingredient, nothing added.
- Dark glass with a gold label — protective packaging against light.
- Halal certified.
- 10% of profits to charity — Sidr & Stone's brand-wide commitment.
- Fulfilment in the UK, EU, and US.
We will not tell you Sidr & Stone is the best olive oil — that would be the very kind of claim this article warns against. What we will say is that our oil is single-estate Moroccan, rain-fed, organically grown, and cold-pressed within hours of harvest — and that the evidence of that care is in the taste, the colour, and the season's small limited batch.
Frequently Asked Questions
Is an olive oil bath good for your skin?
For most people with normal skin, a dilute olive oil bath leaves a thin film that slows water loss and makes skin feel softer — a mild, temporary moisturising effect. For eczema-prone or very sensitive skin, the evidence is more cautious; see the research section above.
How much olive oil should I add to a bath?
A tablespoon or two in a full, warm bath is plenty. More does not improve the effect — it just coats the tub and makes it dangerously slippery.
Is an olive oil bath safe for babies?
Be cautious. A 2013 study found olive oil can disrupt the skin barrier and advised against its use for infant skincare, particularly where there is any history of eczema. For babies, speak to a health visitor or doctor and consider a product designed for infant skin rather than kitchen olive oil.
Will olive oil make my bathtub slippery?
Yes — very. This is the single most important safety point. Use a non-slip mat, hold on getting in and out, keep the oil quantity modest, and clean the tub thoroughly with hot water and washing-up liquid afterwards.
Should I use extra virgin or regular olive oil for a bath?
Use a fresh extra virgin oil if you use one at all. "Light" or refined olive oil has been processed at high temperatures with the polyphenols stripped out; extra virgin retains more of what makes olive oil olive oil.
Can I add anything else to an olive oil bath?
Simple additions like colloidal oats in a muslin bag or a little honey can be soothing. Keep additions minimal, patch test first, and stop if your skin reacts.
How often can I take an olive oil bath?
There is no fixed rule for normal skin — occasionally is fine. If your skin is sensitive or eczema-prone, keep it infrequent or choose a gentler emollient, and stop if you notice redness or irritation.
Is olive oil a medicine?
No. Olive oil is a food, not a medicine. It has a long traditional history — including being honoured in the Prophetic Sunnah — and a substantial body of modern research, particularly around polyphenols, cardiovascular health, and the Mediterranean diet pattern. It can be a worthwhile part of a healthy routine, but it does not cure diseases and is not a substitute for medical care. Be cautious of any olive oil marketed with specific disease-cure claims.
Final Thoughts
An olive oil bath is neither the miracle some accounts promise nor the mistake others suggest. For most people with normal skin it is a mild, pleasant way to add a little surface moisture and enjoy a calming soak, and there is nothing wrong with valuing it for that alone. The two things worth taking seriously are the evidence — olive oil can disrupt the skin barrier in eczema-prone and very sensitive skin, so caution and a patch test matter — and the safety, because an oily tub is a genuine slip hazard that no amount of soft skin is worth.
Do it modestly, do it carefully, and use a good oil rather than a refined one, and an olive oil bath can be a simple, honest pleasure. The more useful question, as ever, is not whether to do it but whether the oil in your hand is any good — fresh, unrefined, from a named origin you can trust.
Our cold-pressed organic Marrakech olive oil — single-estate, rain-fed, and pressed within hours of harvest — is available to pre-order. First harvest, estimated shipping from November 2026. Fulfilment in the UK, EU, and US.
Pre-Order Sidr & Stone Organic Marrakech Olive Oil — Limited First Harvest →
Disclaimer: This article describes general skincare practices and research findings at the time of writing; findings and product details may change, and readers should check current sources. Olive oil is a food, not a medicine, and is not a substitute for medical treatment of any condition. If you have eczema, sensitive skin, or any skin condition, or are caring for an infant, consult a qualified medical professional before use.