OriginThe nut that floats across oceans
Coconuts float in the sea for months and still germinate afterwards - that's how the palm tree conquered the tropics.
Cocos nucifera The coconut palm grows up to thirty meters tall and thrives in all tropical coastal regions. Botanically, its fruit is not a nut, but a drupe: a fibrous outer layer, a hard shell, and inside, the endosperm – the white flesh and coconut water. The fibrous husk is the reason for its dispersal: it makes the fruit buoyant, allowing coconuts to drift in seawater for months and then germinate on a foreign beach.
The palm tree is one of the most useful plants in the world. In the Philippines, it is called the "tree of a thousand uses": the fruit pulp provides food and oil, the coconut water a sterile drink, the fibers ropes and mats, the leaves roofs, the trunk timber, and the sap sugar and palm wine. In many tropical coastal societies, it is economically central.
Coconut oil is extracted in two ways. Traditionally, it is extracted from copra, the dried flesh of the coconut, which is pressed and then refined, bleached, and deodorized – this is the flavorless, high-heat coconut oil. The other method involves extracting it from fresh coconut flesh through cold pressing or centrifugation: this is virgin coconut oil, which has an intense coconut aroma and a lower smoke point. Both consist of the same fatty acids; the differences lie in their aroma, accompanying substances, and heat stability.
To useWhat it contains – and what the professional associations have to say about it
Coconut oil has no drug monograph; it is a foodstuff and a cosmetic ingredient. The debate surrounding its health value revolves around a single figure: over ninety percent saturated fatty acids. That's more than in butter and more than in lard. In 2017, the American Heart Association published a widely noted statement explicitly advising against considering coconut oil a healthy oil: in the controlled studies they evaluated, it significantly increased LDL cholesterol.
The counter-argument of proponents is that the lauric acid it contains is a medium-chain fatty acid and is metabolized differently. Here, a clarification is necessary. Lauric acid has twelve carbon atoms and is chemically classified as a medium-chain fatty acid – however, physiologically it behaves predominantly like a long-chain fatty acid: it is largely absorbed via the lymphatic system and not transported directly to the liver like true MCT fats. Therefore, the studies on MCT oils conducted with caprylic and capric acid cannot be applied to coconut oil. MCT oil and coconut oil are not the same.
A meta-analysis of controlled studies confirmed the picture: coconut oil raises both LDL and HDL cholesterol compared to unsaturated vegetable oils, with the LDL increase being more pronounced. There is no reliable data to support claims of benefits for weight, metabolism, or heart health. The oft-cited observation that populations with high coconut consumption are healthy refers to societies that eat whole coconuts and have a completely different diet than someone who stirs a spoonful of oil into their coffee.
The external picture is quite different. Here, there is a solid, repeatedly confirmed finding: coconut oil reduces protein loss in hair—applied before and after washing—significantly better than mineral or sunflower oil. The reason lies in lauric acid: it has a linear structure and a high affinity for hair proteins and can penetrate the hair shaft. For the skin, there are studies on improving the skin barrier in cases of dry skin and atopic dermatitis, with positive results. This is where coconut oil truly delivers.
IngredientsLauric acid and the MCT mix-up
The fatty acid profile is exceptionally uniform: 45 to 50 percent lauric acid, along with myristic, palmitic, and caprylic acids, around six percent monounsaturated oleic acid, and only one to two percent polyunsaturated linoleic acid. This very low proportion of polyunsaturated fatty acids is the reason for its high oxidative stability: coconut oil hardly ever goes rancid and can be stored unrefrigerated for two years or more.
The MCT question deserves clarification because it lies at the heart of the marketing. True medium-chain triglycerides – MCT oil – consist of caprylic (C8) and capric (C10) acids. These are absorbed in the intestine without bile salts and transported directly to the liver via the portal vein, where they are rapidly metabolized into ketone bodies. Coconut oil contains about ten percent of these. Lauric acid, which makes up half of the total, behaves primarily like a long-chain fat. Those seeking the benefits of MCTs need MCT oil; coconut oil is something else entirely.
Virgin and refined coconut oil differ in their accompanying substances. Virgin coconut oil contains polyphenols and tocopherols from the flesh and the characteristic coconut scent; refined oil is largely free of these, but can be heated up to 232 degrees Celsius. For high temperatures, refined is the more sensible choice, while virgin is better for aroma and skincare.
For cosmetics, one physical property is crucial: its melting point is between 24 and 26 degrees Celsius. This means that coconut oil is solid at room temperature but instantly liquid on the skin – a desirable property that makes it an ideal base for ointments and balms. A note for facial care: coconut oil is considered comedogenic, meaning it can clog pores. It's not the best choice for the face of blemish-prone skin.
Enhanced combinationsWhere coconut oil has its place
As one of many fats used in cooking, and as a very good remedy for hair and dry skin - coconut oil makes sense in this context.
The best-documented use: apply a small amount to your hair for an hour or overnight, then wash. Measurably reduces protein loss during washing.
For dry, flaky skin and as a body oil after showering - melts instantly and absorbs well.
As a solid extract for calendula or chamomile oil: it produces a spreadable ointment completely without beeswax.
Where coconut flavor belongs – in curries, wok dishes and South Indian cuisine – virgin coconut oil is the appropriate fat.
For high-heat frying and deep-frying, refined coconut oil is heat-stable and neutral in taste.
A traditional practice with limited but existing data on plaque reduction. It should be used as a supplement to brushing, not a replacement.
What contradicts itselfIt's best to avoid these combinations.
The AHA explicitly advises against using coconut oil as a healthy oil. It raises LDL cholesterol more significantly than unsaturated oils. Olive oil and rapeseed oil are better choices for everyday use.
True MCTs are caprylic and capric acid; coconut oil contains around ten percent of these. The MCT studies cannot be generalized.
Coconut oil is considered comedogenic and can clog pores. For blemish-prone facial skin, a lighter oil is preferable.
There is no reliable data to support a weight-loss effect. Coconut oil has nine calories per gram, like any other fat.
Oil pulling is not a substitute for a toothbrush, dental floss, or fluoride. It's fine as a supplement, but harmful as a replacement.
It weighs the hair down. For fine hair, a pea-sized amount is only enough for the lengths, not the roots.
To which courtIn the kitchen, bathroom, and ointment jar
- curryVirgin coconut oil in South Indian and Thai dishes - that's where the flavor belongs.
- wokRefined coconut oil for high-heat frying; heat-stable and neutral.
- BakeIt can be used as a butter substitute in vegan baked goods - it solidifies again upon cooling.
- raw food barsIt is used as a binding agent in energy balls and raw food cakes because it solidifies in the refrigerator.
- Hair treatmentLeave it in your hair for an hour or overnight, then wash it out - the best-documented application.
- Body oilApply to damp skin after showering.
- ointment baseAs an extract for calendula and chamomile, spreadable without beeswax.
- lip balmProcessed with a little beeswax into a simple balm.
- Oil pullingMove a tablespoon of it around in your mouth for ten minutes in the morning, then spit it out - not into the sink, it will solidify in the drain.
- shaveAs a shaving oil for sensitive skin.
As a home remedyThe hair treatment - the application with the best data
Coconut oil before washing your hair
- Melt a small amount of virgin coconut oil between your palms - about the size of a pea for fine hair, up to a teaspoon for thick, long hair.
- Work into the lengths and ends of the hair, avoiding the roots. The oil should protect the hair shaft, not make the scalp greasy.
- Leave on for at least an hour, ideally overnight with a towel on the pillow. Studies on protein loss reduction used application both before and after washing.
- Wash out with shampoo - it usually takes two cycles until the hair is no longer greasy.
- After washing, optionally apply a tiny amount to the dry ends. Less is definitely more here.
- Repeat once or twice a week. For very fine hair, once every two weeks is sufficient; otherwise, it will appear weighed down.
To protect hair from protein loss during washing – the application with the best data. Also suitable as a body oil for dry skin and as a base for herbal extracts in ointments.
For external use as needed. In the kitchen, coconut oil is considered one of many fats – no reason to prefer it over olive or rapeseed oil, and a good reason not to use it as the main fat.
Ayurveda & TCMWhat the old systems say
Ayurveda
Coconut oil is used in Ayurveda as Narikela Taila a central oil and is described as sweet and cooling, pitta-lowering. It is the standard oil for head massage., Shiro Abhyanga, ...and for all applications where heat reduction is desired – in summer, for inflamed skin, for hair loss due to heat. In South India, where coconut palms grow, it is the quintessential everyday oil, while in North India, sesame oil fulfills this role.
Traditional Chinese Medicine
Coconut oil plays hardly any role in Chinese materia medica; the coconut itself appears as Ye Zi It is described as sweet and neutral to warming, with a connection to the spleen and stomach, quenching thirst and strengthening the middle. Coconut water is traditionally used for thirst and exhaustion caused by heat – a use that is physiologically understandable because it is a natural electrolyte drink.
Warning noticesWhen you should be careful
Please note
- Not a healthy oil for heart health: The American Heart Association explicitly advises against it. Coconut oil raises LDL cholesterol more significantly than unsaturated vegetable oils.
- Do not confuse with MCT oil: True MCTs are caprylic and capric acid. Coconut oil consists of about half lauric acid, which behaves differently physiologically.
- Comedogenic on the face: Coconut oil can clog pores in skin prone to impurities.
- Oil pulling is no substitute for anything: Neither toothbrush nor dental floss nor fluoride. And don't spit in the sink – it will solidify in the drain.
- No weight effect: There is no reliable data. Coconut oil has nine calories per gram, like any fat.
- Allergies: Coconut allergies are rare, but have been described - test a small area before first using it externally.
This page provides information and does not replace medical advice. If symptoms persist, please consult a doctor.
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SourcesWhat is this based on?
- Sacks FM et al.: Dietary fats and cardiovascular disease - a presidential advisory from the American Heart Association. Circulation 2017.
- Neelakantan N. et al.: The effect of coconut oil consumption on cardiovascular risk factors - a systematic review and meta-analysis. Circulation 2020.
- Rele AS, Mohile RB: Effect of mineral oil, sunflower oil, and coconut oil on prevention of hair damage. Journal of Cosmetic Science 2003.
- Evangelista MTP et al.: The effect of topical virgin coconut oil on SCORAD index in pediatric atopic dermatitis. International Journal of Dermatology 2014.
- German Nutrition Society: Statement on coconut oil.
