
La curcuma fa bene?
Revisione paritaria di Dr Krishna Vakharia, MRCGPUltimo aggiornamento di Victoria RawUltimo aggiornamento 3 Dic 2024
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Sir Michael Caine takes tablets to keep his mind sharp, and Thandiwe Newton adds powder to her moisturiser, but is turmeric worthy of the hype?
It turns out that this popular spice can do more than add flavour to recipes. Turmeric may benefit your body and brain, and even help prevent and treat several health conditions.
What is turmeric?
Turmeric is a Southeast Asian plant in the ginger family. Its stem is used as a popular cooking spice, commonly used in curry powders and other Asian and Middle Eastern inspired dishes. You may recognise turmeric for its vivid yellow-orange colour and its ability to dye the foods it flavours.
What is turmeric used for?
Traditionally, turmeric has been used as a medicinal herb - Chinese medicine and Ayurveda medicine have both used this spice to cure and prevent illness for thousands of years.
It's been adding flavour and colour to Southeast Asian, Indian, and Middle Eastern meals for just as long, and its popularity as a culinary spice has now spread to kitchens all over the world.
Today, it's often touted as a super food and is also formulated into a dietary supplement that people take in the hopes it will ease a variety of health conditions.
Turmeric benefits
In recent years, more scientific evidence is supporting the traditional claims reaching back thousands of years - that turmeric may help prevent and treat health problems.
The main active ingredient in turmeric is curcumin.
This compound benefits our health through:
Antinfiammatorio - long-term inflammation plays a role in several diseases, and curcumin fights inflammation, although high doses are needed to for medicinal results.
Antioxidation - oxidative damage caused by reactive molecules is believed to be an important mechanism behind many diseases. Curcumin can neutralise these molecules.
Clinical trials have also explored potential turmeric benefits for specific health conditions and diseases.
Infezioni virali
Many people sip turmeric tea when they have a cold or generally feel under the weather. Turmeric may indeed help to fight off several viruses, from the raffreddore comune e influenza per norovirus. Curcumin could limit the replication of many viruses, bacteria, and fungi in the body - although keep in mind that the amount of curcumin in turmeric tea is unlikely to have a significant effect.
Preventing or treating type 2 diabetes
Curcumin in turmeric may be useful in preventing or treating diabete di tipo 2 in the future. This is because it can keep blood sugar levels steady and reduce inflammation, but more clinical trials with people are needed to determine any meaningful treatment methods.
Protecting heart health
Turmeric and curcumin may help to keep your heart and blood vessels healthy. In particular, it may help people vulnerable to malattie cardiache by lowering blood lipid levels - the amount of bad cholesterol in your blood. This in turn could lower la pressione sanguigna.
Delaying or reversing Alzheimer's disease
While research is in the early stages, there's some evidence that the benefits of turmeric and curcumin extend to brain health. Curcumin may increase brain levels of BDNF (brain derived neurotrophic factor) - a protein that supports learning and memory. Many brain disorders, including Malattia di Alzheimer, are linked to decreased levels of BDNF.
Fighting cancer
Turmeric may inhibit the growth and spread of cancerous cells and the growth of new blood vessels in tumours. It may even help to prevent certain tipi di cancro, particularly cancers of the digestive system. However, always discuss with your doctor any supplements you may be using. Turmeric should not be used instead of modern medicine.
Easing depression
The health benefits of boosting BDNF levels in the brain can also be seen in the treatment of depressione. There's also some evidence that turmeric increases serotonin and dopamine. These are hormones in the brain that help us feel happy. These supplements shouldn't be used instead of modern medicine but could help as part of lifestyle changes.
Relieving joint pain
Given that turmeric has anti-inflammatory properties, it makes sense that it could ease the symptoms of artrite - a health condition causing pain and inflammation in your joints. In one study of 45 people with artrite reumatoide, those treated with turmeric extracts experienced the most improved symptoms1.
Turmeric side effects and considerations
While many studies continue to explore turmeric benefits, the impact of this natural substance in humans remains unclear and requires more research.
Turmeric spice and over-the-counter supplements or creams are generally considered safe in the recommended amounts. However, mild side-effects may occur in some people, particularly when used in large amounts - reported examples include diarrea, nausea, and stomach pain.
Some alternative practitioners administer turmeric and curcumin through IV (intravenous) therapy. This is unsafe, as scientists are yet to understand how high doses affect the human body. Turmeric administered through IV has resulted in one reported death so far.
When consumed in amounts greater than those commonly found in food, turmeric may have adverse effects in pregnant people.
How much turmeric is safe to consume per day?
The recommended daily dose is around 1.5-2 grams of turmeric powder per day, as there have been no reported side-effects at this dosage.
What does this look like?
In food and drinks - this is around one-third to half of a teaspoon per person. So, if you're making a curry for four people, you can add around one and a half to two teaspoons of spice.
As a tablet supplement - never exceed the recommended dose on the label
What about turmeric shots?
Consuming turmeric in liquid form can also make it easier for your body to absorb the nutrients. Ginger and turmeric shots are an increasingly popular health shot - see our recipe and the benefits of ginger in our article, Shot di zenzero per la salute: moda o realtà?
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Informazioni sull'autoreVisualizza il profilo completo

Amberley Davis
Scrittore senior
BA (Hons), CPD
Amberley è una scrittrice senior presso Patient e ha scritto ampiamente su una gamma di argomenti relativi alla salute e al benessere.
Informazioni sul recensoreVisualizza il profilo completo

Dr Krishna Vakharia, MRCGP
Direttore Sanitario per la Salute, Optum UK
MBChB, MRCGP(2013), BMedSci (hons), DFSRH, DRCOG, PGDipDerm (Distn)
La Dott.ssa Krishna Vakharia è un medico di base del NHS. È anche un'esaminatrice regolare per il Diploma post-laurea in Dermatologia Pratica presso l'Università di Cardiff, oltre ad essere il Direttore Medico per la salute presso Optum UK.
Storia dell'articolo
Le informazioni su questa pagina sono revisionate da clinici qualificati.
Articolo disponibile anche in Inglese, Tedesco, Spagnolo, Francese, Italiano, Portoghese, Hindi, Ebraico, Arabo, and Svedese.
Next review due: 6 Dec 2027
3 Dic 2024 | Ultima versione
24 Nov 2022 | Pubblicato originariamente
Autore:
Amberley Davis

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