2024 Pengarang: Cecilia Ryder | [email protected]. Terakhir diubah: 2023-12-17 14:21
Jelatang (juga dikenal sebagai jelatang) adalah bahan pokok dalam pengobatan herbal tradisional dan terutama digunakan untuk mengatasi alergi, peradangan, dan masalah kesuburan. Orang Mesir kuno dilaporkan menggunakan ramuan yang ada di mana-mana ini untuk mengobati radang sendi dan nyeri punggung bawah (1). Ini telah digunakan selama berabad-abad untuk khasiat penyembuhannya.
Minum teh jelatang dapat membantu mengatasi banyak penyakit. Teh herbal ini memiliki banyak manfaat kesehatan, seperti meningkatkan pertumbuhan rambut, mengurangi alergi dan asma, membantu manajemen gula darah, dan meningkatkan kesehatan saluran kemih.
Mari pelajari sedikit lebih banyak tentang manfaat jelatang di artikel ini.
Daftar Isi
- Apa Itu Stinging Nettle?
- Apa Manfaat Kesehatan dari Stinging Nettle?
- Profil Gizi Jelatang yang Menyengat
- Bagaimana Mengkonsumsinya
- Cara Membuat Teh Nettle Stinging
- Apa Saja Efek Samping Jelatang yang Menyengat?
Apa Itu Stinging Nettle?
Jelatang (urtica dioica) telah menjadi bahan utama jamu sejak zaman dahulu (2). Ia memiliki profil biokimia yang eksotis. Tumbuh di iklim ringan hingga sedang di seluruh dunia - terutama di tempat-tempat dengan banyak kelembapan. Anda dapat menemukan spesies jelatang tertentu sering kali di hutan, di tepi sungai atau sungai, dan di pinggir jalan.
Nama ilmiahnya Urtica dioica berasal dari kata Latin uro, yang berarti “membakar,” karena daunnya dapat menyebabkan sensasi terbakar sementara saat bersentuhan. Tanaman ini (atau gulma) berasal dari Meksiko, Italia, Nepal, India, Cina, Rusia, Belanda, Amerika Utara, dan sebagian Afrika. Spesies jelatang tertentu, terutama jelatang yang menyengat, memiliki bulu di daun dan bagian udara. Beberapa di antaranya juga menyengat! Oleh karena itu, nama (1).
Daunnya tertutup rapat dengan rambut yang menyengat, yang melepaskan racun yang berpotensi menimbulkan rasa sakit (1).
Ketika kulit manusia bersentuhan dengan daun atau batang jelatang, maka dengan cepat timbul bercak kemerahan yang gatal dan terbakar. Rambut atau trikoma tanaman secara alami dirancang untuk melindungi tanaman dari serangga.
Namun, mengonsumsi ramuan ajaib ini setelah diproses aman. Bagian berikut ini membahas tentang manfaat daun jelatang. Mulailah menggulir!
Apa Manfaat Kesehatan dari Stinging Nettle?
1. Dapat Meningkatkan Pertumbuhan Dan Kekuatan Rambut
Obat tradisional menggunakan jenis urtika untuk merangsang pertumbuhan rambut. Sebuah penelitian menyelidiki sifat jelatang (Urtica dioica) ini dengan kombinasi ekstrak herbal. Sediaan herbal ini meningkatkan proliferasi sel papilla kulit manusia (3).
Β-sitosterol dalam jelatang memicu pembentukan pembuluh darah baru (angiogenesis). Ini mendorong sintesis faktor pertumbuhan endotel vaskular (VEGF) dan mendukung pertumbuhan rambut baru (3).
Daun dan akar jelatang mengatur aktivitas hormon seks dan substratnya. Mereka membantu mengontrol rambut rontok (alopecia) pada pria dan wanita dengan ketidakseimbangan hormon (4).
2. Dapat Mengobati Demam Jerami, Asma, Dan Alergi
Demam hay atau rinitis alergi disebabkan oleh serbuk sari, tungau debu, jamur, spora jamur, kecoa, dan bulu. Penyebab lainnya termasuk kepekaan makanan, penyakit metabolisme, dan obat-obatan tertentu. Gejalanya meliputi bersin, hidung tersumbat, gatal, lakrimasi (air mata terus menerus), sakit kepala, mulut kering, kantuk, kelelahan, dan aritmia jantung (5).
Di sinilah pengobatan alternatif dapat membantu (5), (6). Jelatang menyengat (Urtica dioica) mengandung nikotinamida, synephrine, dan osthole, dengan sifat anti-inflamasi dan anti-alergi yang kuat.
Fitokimia ini menunjukkan aktivitas antagonis terhadap reseptor histamin pro-inflamasi, menghalangi produksi dan pelepasan histamin (5). Mereka juga mengganggu aktivitas sel pro-inflamasi, pembawa pesan kimiawi, dan gen pengontrol (5).
Praktisi kesehatan harus melihat penggunaan pengobatan alternatif untuk mengobati gangguan akut dan kronis seperti asma, alergi saluran pernapasan, dll sebagai alternatif pengobatan umum (6).
3. Dapat Membantu Mengelola Masalah Prostat
Pertumbuhan berlebih dari kelenjar prostat (benign prostatic hyperplasia) meningkatkan tekanan pada uretra. Ini menonaktifkan sistem kemih dan menyebabkan beberapa gangguan kronis dengan penuaan (7).
Dalam penelitian pada tikus, jelatang menunjukkan perbaikan pada masalah prostat. Ekstrak akar jelatang menghambat aromatase, enzim yang mengubah testosteron menjadi estrogen. Estrogen terkait erat dengan gangguan prostat (7).
Penelitian lain menunjukkan sifat antiproliferatif akar jelatang pada sel kanker manusia. Ekstrak alkohol 20% dari akar jelatang mengurangi pertumbuhan sel epitel prostat kanker selama tujuh hari (8).
4. Dapat Mengurangi Peradangan
Ekstrak jelatang mengandung zat anti inflamasi yang dapat menekan beberapa sitokin pada penyakit radang sendi (9).
According to another study, applying stinging nettle leaf appears to relieve osteoarthritic pain (10). Stinging nettle reduced levels of multiple inflammatory hormones by interfering with their production (11).
However, more research and human studies are required to recommend nettle as an anti-inflammatory treatment.
5. May Lower Blood Pressure
Stinging nettle was traditionally used to treat high blood pressure (12). Stinging nettle extract was found to possess antihypertensive effects.
It may help lower blood pressure by allowing blood vessels to relax and reducing the force of the heart’s contractions. More human studies are needed to confirm these effects.
6. May Aid Blood Sugar Control
Nettle has shown some promising effects on blood glucose levels. Traditional medicine uses nettle leaves to treat diabetes mellitus due to their anti-hyperglycemic properties (13).
However, more research on humans is needed to establish the safety and efficacy of nettle leaves in controlling blood sugar levels.
7. May Monitor Heart And Liver Health
In a 2018 rat study, the administration of 150 mg/kg/day stinging nettle extract for a month improved the blood lipid profile. The nettle extract worked far better than its commercial synthetic drug counterpart (14).
Nettle extract boosts the antioxidant machinery in the body, thereby preventing (and ending) lipid peroxidation. A balanced lipid profile and healthy liver reduce the risk of hypercholesterolemia-induced diseases (15).
Hypercholesterolemia is linked to atherosclerosis and other inflammatory diseases. Nettle leaf helps prevent atherosclerosis and hypertension, as per rat studies. It is, hence, a potent hepato- and cardioprotective dietary additive (16).
8. May Help Treat Menstrual Health, PCOS, And Fertility Concerns
Around 10%-15% of women of reproductive age experience oligomenorrhea and 3%-4% of them have amenorrhea.
Oligomenorrhea and amenorrhea are changes in regular menstrual cycles that cause long menstrual cycles and the absence of menstruation, respectively. While hormone replacement therapy is the most common remedy, herbal medicine is proving to be effective in such cases (17).
Herbal extracts of nettle, peppermint, onion, and nigella showed a positive effect on polycystic ovary syndrome (PCOS). They could control menstrual bleeding, ameliorate menstrual irregularities, balance hyperandrogenism, and promote fertility (17).
These herbs possess phytochemicals, including flavonoids, phenols, phytosterols, and terpenoids, that can mimic the natural hormonal function and restrict bleeding. That is why nettle plant parts can enhance follicle maturation, reduce coagulation factors, relax uterine muscles, and facilitate uterine recovery (17), (18).
9. Can Accelerate Wound Healing
Wound healing could get prolonged in the presence of free radicals and several physiological stresses. The delay might affect one or all steps of wound contraction, recovery of epidermal cells (reepithelialization), and restoration of blood supply (neovascularization) (18).
Using plant medicine for healing wounds is an ancient remedy. Several flowering plants like stinging nettle have been lauded for their vulnerary and antioxidant properties.
The nettle leaf has an antihemorrhagic effect because of its flavonoids, minerals, vitamins, and fatty acid content (18).
Using stinging nettle extract on wounds would reduce the bleeding time and promote blood clotting. It also eliminates pathogens, traps the pro-inflammatory free radicals, and reduces the average healing time in rat models (18).
In short, the leaf, root, and other parts of the stinging nettle have powerful antioxidant, vulnerary, antihemorrhagic, anti-inflammatory, anti-atherosclerotic, anti-hypercholesterolemic, cardioprotective, hepatoprotective, anti-allergic, and anti-diuretic properties.
Shouldn’t there be something in the nettle plant parts that impart(s) these properties?
Absolutely! Learn more about them in the following section.
Nutritional Profile Of Stinging Nettles
The stinging nettle plant contains a load of phytochemicals. The fresh leaves contain β-carotene, violaxanthin, xanthophylls, zeaxanthin, luteoxanthin, and lutein epoxide that impart those mind-blowing benefits to this herb.
Nettle also contains phenolic acids, including carbonic, caffeic, caffeoyl malic, chlorogenic, formic, silicic, citric, fumaric, glyceric, malic, ellagic, oxalic, phosphoric, and succinic acids (19).
Quercetin, myricetin, isorhamnetin, kaempferol, etc. are the flavonoids. Acetylcholine, betaine, choline, lecithin, histamine, scololeptin, rutin, rosinidin, and naringin are a few other phytochemicals present in the nettle leaf, root, and stalk (19).
This medicinal herb scores well in nutrition too. The leaves contain copious amounts of potassium, calcium, folate, vitamins A and K, simple carbohydrates, protein, and essential precursors.
Unit | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Energy | Energy | Protein | Total lipid (fat) | Ash | Carbohydrate, by difference | Fiber, total dietary | Sugars, total | Minerals | ||||||
Iron, Fe | Magnesium, Mg | Phosphorus, P | Potassium, K | Sodium, Na | Zinc, Zn | Copper, Cu | Manganese, Mn | Selenium, Se | Vitamins | |||||
Riboflavin | Niacin | Vitamin B-6 | Folate, total | Folate, food | Folate, DFE | Choline, total | Betaine | Vitamin A, RAE | Carotene, beta | Carotene, alpha | Vitamin A, IU | Lutein + zeaxanthin | Vitamin K (phylloquinone) |
How To Consume ItNettle leaves are very versatile and can be brewed as an herbal tea, taken as a supplement, and applied as an ointment. You can buy dried/freeze-dried leaves, capsules, tinctures, and creams. Stinging nettle ointments are often used to ease osteoarthritis symptoms. Studies suggest that the following doses are most effective for certain conditions (20):
It is available in many stores. The dried leaves and flowers can be steeped to make an herbal tea, while its leaves, roots, and stems can be cooked and added to soups, smoothies, and stews. Blanched nettles can be a good addition to your salad. Try tossing a few nettle leaves into your salad. If that doesn’t sound appealing, you can brew a cup of fresh tea with nettle. How To Make Stinging Nettle TeaWhat You Need
Let’s Make It
You might find it tasting bitter and woody initially. A few cups or days down, you will come to love its freshness. Alternatively, blanch the nettle greens in saltwater and use them in salads or pesto. You could also sauté the greens in oil, butter, or other cooking fat. This can be enjoyed with red or white meat and added to salads. Ingesting nettle greens is a popular and more effective way of obtaining their benefits. But they are wild plants and called ‘stinging’ nettles. Should you be concerned? Absolutely! Check out the adverse effects of using nettle leaves. What Are The Side Effects Of Stinging Nettle?Well, contrary to their wildness, nettles are considered safe. There are very few side effects of having them, but none are lethal or toxic (21). Hair-like barbs of nettle leaves can harm the skin. These barbs can inject a variety of chemicals, such as (19):
These compounds can cause burning and rashes. Researchers found that nettle roots might cause GI tract disturbances, profuse sweating, and allergies in some individuals. Freshly plucked nettle leaves might cause localized stinging, rash, itching, and tongue edema (21). But as they act as an emmenagogue, they may possess uterine-stimulant properties. If pregnant women take nettles without medical supervision, they could go into premature labor. Cooked and dried stinging nettle is safe to consume. However, eating fresh leaves may cause irritation. Do You Know How The Nettle Stings?
ConclusionStinging nettle may reduce inflammation, aid blood sugar and blood pressure management, and boost hair growth and strength. The leaves are packed with huge amounts of flavonoids, polysaccharides, vitamins, and hormonal precursors. In fact, stinging nettle is considered the only plant that contains choline acetyl-transferase – an acetylcholine-synthesizing enzyme. Expert’s Answers For Readers’ QuestionsDoes nettle tea help you sleep? Yes. Nettle tea promotes better sleep without increasing blood sugar levels, which makes sleep deeper. How much nettle tea should you drink a day? The maximum recommended use of nettle tea is four cups per day. Does nettle tea contain silica? Yes, nettle leaves contain silica (22). Is stinging nettle good for the kidneys? Yes. The stinging nettle can therapeutic effects toward urinary tract ailments and kidney stones. The flavonoids, anthocyanins, and saponins present in stinging nettle can help inhibit calcium and oxalate deposition (23). Does stinging nettle interact with medications? Yes. Using herbal medicines like nettle leaves with anti-inflammatory drugs is not recommended as they may interact with synthetic drugs. Do not take these leaves when you are on painkillers or similar medications without consulting your doctor. 23 sourcesStylecraze has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy.
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