2024 Forfatter: Cecilia Ryder | [email protected]. Sidst ændret: 2023-12-17 14:20
Tranebær er en velsignelse lige fra himlen! Det være sig deres udseende og følelse, smag eller fordele, tranebær er den bedste af alle bær. Disse dybe røde skønheder er et almindeligt syn i mange køkkener på grund af deres sundhedsmæssige fordele.
Du kan lave syltetøj, opslag, dips og hvad ikke med disse lækre bær. Men et tranebærprodukt, der har samme terapeutiske værdi som frugten, er tranebærsaft. Ren tranebærsaft er fantastisk til dit hjerte, nyrer, lever, vagina, urinveje, immunsystem og mave-tarmkanalen.
Vil du vide mere? Lad os se, hvordan tranebærsaft koster som en forfriskende sommerdrink. Begynd at rulle!
Indholdsfortegnelse
- Hvad er så godt ved tranebærsaft?
- Hvad er de sundhedsmæssige fordele ved tranebærsaft?
- Ernæringsværdien af tranebærsaft
- Sådan laver du tranebærsaft derhjemme
- Forårsager tranebærsaft nogen bivirkninger?
- Hvad er den anbefalede dosis af tranebærsaft?
Hvad er så godt ved tranebærsaft?
Tranebærsaft er lavet af friske tranebærprodukter, og det er en livsdrink. Der er mere til det end dets lyse, dybe røde farve og tangy tartness.
Usødet tranebærjuice er en detox-drink med lavt kalorieindhold. Polyfenoler, vitaminer og andre aktive ingredienser, der findes i tranebær, kan også findes i dens juice.
Videnskabelige undersøgelser beviser dets terapeutiske ækvivalens med tranebær, frugten. Tranebærsaft er en rig kilde til polyfenolforbindelser, især anthocyaniner (1).
At drikke to glas tranebærsaft dagligt kan også beskytte dig mod hjerte-kar-sygdomme. Det holder også diabetes, nyreproblemer og tandplaque i skak (2).
Denne juice kan hjælpe med at afværge svampe-, gær- og bakteriepatogener. Det kan effektivt kontrollere kroniske urinvejsinfektioner og holde dine intime områder sunde (2).
I de følgende afsnit vil vi diskutere fordelene ved at drikke tranebærsaft sammen med videnskabelig dokumentation for at bakke dem op. Fortsæt læsning!
Hvad er de sundhedsmæssige fordele ved tranebærsaft?
1. Kontrollerer urinvejsinfektioner (UTI'er)
Tranebær indeholder flavonoider, terpenoider, anthocyaniner, catechin og organiske syrer som citronsyre, æblesyre, kininsyre, benzoesyre og glucuronsyre. Benzoesyre udskilles fra din krop som hippursyre. Denne hippursyre identificeres til at hæmme bakterievækst (3). Det opretholder den sure pH i urinen, hvilket gør det vanskeligt for bakterierne at overleve.
Flere kontrollerede forsøg med kvinder som forsøg blev udført, hvor de blev sat på tranebærsaft i 12 måneder. Det blev rapporteret, at tranebærsaft nedsatte gentagelsen af UTI'er hos disse kvinder (3).
I en anden undersøgelse fik 225 børn tranebærsaft og placebo i 6 måneder. Børnene, der fik tranebærsaft, havde brug for mindre antal dage med antibiotikabehandling. Men surhedsgraden af tranebærsaft gør den mindre velsmagende for børn (3).
2. Øger hjertesundheden
De aktive ingredienser i tranebærsaft har vasorelakserende egenskaber. I enklere termer kan drikke af tranebærsaft slappe af de stive blodkar i din krop. Således sænker det blodtryk eller hypertension. Denne egenskab af tranebærsaft blev bevist i undersøgelser af rotter og svin (4), (5).
En undersøgelse blev udført på 30 kvinder og 26 mænd, der fik 8 oz. af lavkal, sucralose-sødet tranebærsaft eller identisk placebo. Efter 8 uger havde de frivillige, der fik tranebærsaft, lavere niveauer på 5 ud af de 22 indikatorer for kardiometabolisk risiko i deres blod (6).
Det betyder, at de havde en lavere kombineret risiko for hjerte-kar-sygdom (CVD), diabetes og slagtilfælde (6).
Hvis du leder efter et hjertesundt måltid, skal du tilføje et glas tranebærsaft til din daglige diæt.
3. Forbedrer tandhygiejne og hygiejne
Tranebærsaft skaber et beskyttende lag på dine tænder. Tranebærsaftfilmen gør det vanskeligt for bakterierne, der får hulrum til at klamre sig fast på tændernes overflade (7).
Glucan er byggestenen til plak. Orale bakterier bruger glucan til at opbygge tandplaque. I sidste ende dækker plaketten dine tænder og udløser forfald. Tranebærsaft forstyrrer dog dannelsen af glucan (7).
Tranebærsaft forhindrer bakterier i at danne plak ved at hæmme disse enzymer. Når den tilsættes til tandprodukter, kan denne juice også forhindre yderligere bakterier i at klæbe til overfladen af dine tænder (7).
4. Forhindrer nyreforkalkning og infektion
Tranebærsaft er et traditionelt middel, der er blevet brugt i årtier til behandling af UTI'er og nyresygdomme. De aktive ingredienser i tranebær kan hæmme vedhæftningen af patogener (8).
En undersøgelse fra 2003 på sunde mænd rapporterede en positiv effekt af denne juice. At drikke cirka 500 ml tranebærsaft om dagen reducerede udskillelsen af oxalat hos disse hanner. Oxalationerne interagerer med calcium og danner calciumoxalat-nyresten (8).
Denne undersøgelse viste også, at fosfationudskillelse faldt, mens citrat steg. Tilsammen styrer oxalat, citrat og fosfat forkalkningen af nyrerne. Derfor kan drikke af denne juice forhindre kronisk nyresygdom (CKD), forkalkning af nyrerne, nefritis og andre nyresygdomme (8).
5. Afhjælper leversygdomme
Nylige musestudier har rapporteret, at tranebærekstrakt kan reducere lipidakkumulering i leveren. Det viste sig at forhindre ophobning af oxidativ stress hos mus med højt fedtindhold (9).
En daglig dosis tranebærekstrakt kan forbedre blodkolesterol og lipidprofil hos mennesker. Som et resultat er HDL-niveauerne hos forsøgspersoner fodret med dette ekstrakt højere. Ekspressionen af antiinflammatoriske gener og stoffer går også op (9).
Kosttilskud af tranebærekstrakter kan mindske leversygdomme. Disse inkluderer ikke-alkoholisk fedtleversygdom (NAFLD), steatohepatitis og skrumpelever. Sådanne fødevarer sikrer, at disse tilstande ikke udvikler sig til hepatocarcinom og andre kræftformer (9).
6. Har stærke antiinflammatoriske egenskaber
Forskning har vist, at indtagelse af tranebærsaft med lavt kalorieindhold reducerer biomarkører for betændelse. Dagligt forbrug af denne juice eller cocktail sænker niveauet af C-reaktivt protein (CRP) i din krop. CRP-koncentration i dit blod stiger normalt, når der er betændelse (10).
Several in-house anti-inflammatory enzymes (like glutathione peroxidase, phospho¬-c-Jun-N-¬terminal kinase) levels are boosted, thanks to the polyphenols found in cranberry juice (10).
Drinking cranberry juice can, therefore, reduce the severity of chronic and acute inflammatory disorders. These include atherosclerosis, rheumatoid arthritis, Alzheimer’s disease, Crohn’s disease, colitis, periodontitis, UTIs, and diabetes. (10), (11).
7. Combats Vaginal Infections
Women are more prone to UTIs because their urethra is close to the vagina and anus. Also, it is shorter in length than in men. Escherichia coli causes most UTIs. These bacteria can easily travel from the anus to the urethra while urinating or during intercourse (12).
Therefore, it is imperative for women to monitor their vaginal health. Dietary changes can naturally boost immunity against several vaginal pathogens, and the various forms of cranberry are known to prevent UTIs.
Cranberry polyphenols, particularly proanthocyanidins, are said to demonstrate this property. These proanthocyanidins decrease the adherence of E. coli and Candida fungus to uroepithelial and vaginal epithelial cells, thus preventing the aggravation of vaginal infections (13).
Hold That Thought
Researchers do not have enough evidence to prove that cranberries are effective against UTIs.
A 2012 research review of 24 clinical trials concluded that cranberry juice and supplements don’t prevent UTIs. But, many of those studies were of poor quality.
The bottom line is that cranberry juice can only weaken the attachment of bacteria to the walls of your urethra, but not treat the infection thoroughly.
Therefore, it cannot be used as an independent treatment for chronic UTIs. This juice can only delay/manage the aggravation of such attacks.
8. Reduces Risk And Severity Of Diabetes
The fruit and vegetable intake of people with type 2 diabetes is typically low. This is probably because of its perceived adverse effect on glycemic control. Low-calorie cranberry juice can be a healthy way of increasing fruit intake in such cases (14).
In a study conducted on 58 males with type 2 diabetes, half of them were given a cup of cranberry juice per day, while the rest were served placebo. After 12 weeks, there was a significant decrease in serum glucose in the experiment group (15).
Elevated levels of LDL (bad cholesterol) are commonly seen in people with diabetes. The oxidation of LDL worsens diabetes. Thus, ultimately, cranberry juice can bring down the severity of diabetes. While at it, this drink can also reduce the risk of metabolic disorders (like obesity and CVDs) (15)
9. Prevent Bacterial Adherence To Urinary Tract
How do you think UTIs occur? It is an interesting model of bacteria-human cell interaction.
E. coli (bacteria) is the primary cause of most UTIs. Certain infectious strains of E. coli are covered with small hair-like projections known as fimbriae. Fimbriae act like hooks and latch onto cells that line the urinary tract, thus triggering the infection (16).
The best way to prevent such UTIs is to disturb the human-bacterial cell attachment. And that’s exactly what cranberry juice does! When exposed to cranberry juice, the fimbriae on E. coli cells curl up. Thus, the ability of the bacteria to cling to your urinary tract and infect it is reduced multifold (16).
That’s why unsweetened cranberry juice is one of the best remedies for UTIs and vaginal infections.
10. Is An Excellent Detox Drink
Cranberries contain abundant amounts of antioxidants, such as phenolic acids and flavonoids. Cranberry juice phenolics are also known to boost antioxidant capacity. Hence, it can effectively reduce oxidative stress (17).
Cranberry juice is rich in potassium, magnesium, phosphorus, and vitamins C, A, and K. Therefore, this summer drink is sure to replenish your body’s electrolytes (18).
Pure cranberry juice is also said to aid weight loss. However, there is not enough scientific evidence to support this fact.
11. Improves Gut Health And Metabolism
Cranberry extracts can protect your gut health and digestion. This berry has potent antimicrobial activity that blocks pathogenic infections in your gut (19).
Cranberry juice may also inhibit the growth of Helicobacter pylori, Candida albicans, Staphylococcus aureus, Pseudomonas aeruginosa, and Escherichia coli (19).
Cranberry proanthocyanidins, flavonols, and hydroxycinnamic acids may prevent such bacterial adhesion and cause lesser biofilm formation, thus controlling inflammation in your gut (19).
These active ingredients also exert a prebiotic effect on your stomach lumen and boost the growth of gut microbiota. This is probably why cranberry juice is given when you feel nauseous. It is clear, rich in vitamin C, and settles your upset tummy (19), (20).
12. Might Affect Influenza (Flu Virus) Severity
Cranberry juice blocks the process of bacterial and human interaction. A 2005 study reported an active substance in this juice called NDM. This substance is said to interfere in the life cycle of the Influenza virus (21).
It is proposed that NDM can inhibit the adhesion and activity of this virus. The in-vitro findings suggest that NDM may target certain vital proteins of influenza virus (21), (22).
This juice may also prevent the development of secondary bacterial complications as it boosts the proliferation of immune system cells like NT cells, γδ-T cells, and so on (22), (23).
A glass of cranberry juice is a shot of health. It repairs, recharges, and rejuvenates your body. To top it all, its benefits have been experimentally proven.
The active components behind these properties have been characterized and studied extensively. Take a look at its nutrition profile below for more info.
Nutritional Value Of Cranberry Juice
Unit | Water | Energy | Energy | Protein | Total lipid (fat) | Asht | Carbohydrate, by difference | Fiber, total dietary | Sugars, total | Minerals | Quantity | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Iron, Fe | Magnesium, Mg | Phosphorus, P | Potassium, K | Sodium, Na | Zinc, Zn | Copper, Cu | Selenium, Se | Vitamins | Quantity | ||||||
Thiamin | Riboflavin | Niacin | Vitamin B-6 | Folate, total | Folate, food | Folate, DFE | Choline, total | Vitamin A, RAE | Carotene, beta | Vitamin A, IU | Lutein + zeaxanthin | Vitamin E (alpha-tocopherol) | Vitamin K (phylloquinone) |
The predominant flavonoids present in cranberries are anthocyanins, flavonols, and flavan-3-ols (particularly proanthocyanidins). The major anthocyanins are peonidin-3-galactoside, cyanidin-3-galactoside, cyanidin-3-arabinoside, peonidin-3-arabinoside, peonidin-3-glucoside, and cyanidin-3-glucoside (24). Hyperoside, quercetin, myricetin, avicularin, quercitrin, and their glycosides are also present in cranberries. Seventy five percent of the flavonols in processed cranberry juice were found to be quercetin (24). No wonder this drink is a detox A-lister! With the best and most potent phytochemicals in town, cranberry has the highest antioxidant capacity (4.56 μmol TE/g). It ranks on top among 24 most commonly consumed fruits (24). Wondering how to experience the power of this juice? Why search elsewhere? Scroll down to find a quick recipe to make this refreshing drink. How To Make Cranberry Juice At HomeHere’s a super quick recipe for making cranberry juice at home. You can have it sweet or unsweetened. This versatile drink can be played around with, and you can add a variety of fruits to give it your twist! What You Need
Let’s Make It
Cheers! You just made some fresh homemade cranberry juice! You can add a dash of lemon or orange to this juice. Apples, tangerines, citrus fruits, other berries, and watermelon go well with this drink. You can also blend milk and cereal to make a cranberry-flavored meal smoothie! Mix some chilled cranberry juice with vodka. Just what you need on a Friday night to get happy high! Sip on some cranberry juice while you read the last few sections of this article. It’s so easy to make this low-cal drink that you may almost want to have it every day for breakfast. But, there are some side effects of drinking too much cranberry juice. Find out what they are in the next section. Does Cranberry Juice Cause Any Side Effects?Drinking cranberry juice is generally safe. However, large amounts can cause an upset stomach. With time, it may also increase the risk of kidney stones (25). High doses of cranberry and its extracts may also exhibit drug interactions. Blood thinners or anticoagulants are particularly reactive to cranberry juice. Drugs like warfarin, heparin, aspirin are examples of this class of drugs (25). Immunosuppressive drugs like tacrolimus might also interact with cranberry extract. Such situations might arise especially in someone who has received an organ transplant (26). Such drug interactions can cause blood pressure fluctuations. If left untreated, fruit/herb-drug interactions can be fatal. So, what is a safe way to consume cranberry juice? What is the daily limit of this drink? What Is The Recommended Dose Of Cranberry Juice?Well, there is no set value or range for this. Ideally, 1-2 cups of cranberry juice per day are recommended for UTI prevention. You can also take about 3-6 cups a day, but make sure it is pure, unsweetened, or less sweet, and low in calories (27). The safety of cranberry juice for pregnant and lactating women is not clear yet. It is best to consult a gynecologist before taking the plunge. Also, if you are diagnosed with a UTI, consult a urologist or a nephrologist. Give an explicit account of your food habits. This helps the doctor choose the right supplements and doses for you. In Conclusion…Cranberry juice is the best summer drink with all its necessary bioactive ingredients. So, you can now relish cranberry cocktails without feeling guilty! But, stick to the set limit. Follow the instructions given by your healthcare provider. You can try eating raw, whole cranberries for more fiber. Jams, powders, capsules, and other forms of cranberry supplements are available these days as well. If you prefer homemade goods, try our recipe for making your own batch of cranberry juice. Write to us how you and your family liked it. Use the comments section below to reach us. We’d be happy to answer your queries. Crank up the juicer for some cranberry cocktails! References
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