Benefits of Cranberry Juice: Is It Healthy? (2024)

Cranberries contain nutrients to help your body ward off infections and boost overall health. You get the highest level of nutrition when you eat them whole, but the juice is still chock-full of benefits.

You may have heard that drinking cranberry juice can help with a urinary tract infection (UTI), but that’s not the only benefit.

In fact, throughout history, cranberries have been used to treat:

  • urinary issues
  • upset stomach
  • liver problems

Cranberries grow in marshes and are often water-harvested. When the berries are ripe and ready to pick, they float in the water. Being on the water’s surface exposes them to more sunlight. This may increase their nutritional value.

Read on to find out how drinking cranberry juice can benefit your health.

Unsweetened, pure cranberry juice is a good source of both vitamin C and vitamin E. It’s also a decent source of several other vitamins and minerals, including:

  • vitamin C: 26% of the daily value (DV)
  • vitamin E: 20% of the DV
  • copper: 15% of the DV
  • vitamin K1: 11% of the DV
  • vitamin B6: 8% of the DV

Vitamin C and E are strong antioxidants that play an important role in overall health.

Cranberries contain proanthocyanidins, a class of compounds commonly found in plants. It’s believed that these compounds can help prevent UTIs by stopping bacteria from attaching to the lining of the urinary tract. If bacteria can’t grow and spread, an infection is unable to develop.

Unfortunately, research on cranberry juice has been mixed. Some studies show cranberry juice to be effective in reducing the risk of UTIs, while others have found that it isn’t an effective treatment.

More research is still needed to determine the exact benefits.

Cranberries also contain other phytonutrients with anti-inflammatory properties. Inflammation plays a role in damaging blood vessels over time, including the arteries. The damaged arteries then attract plaque, causing atherosclerosis.

Phytonutrients in cranberries could help guard against inflammation, delaying the process and offering protection against heart disease.

A 2019 study in men who are overweight and have obesity showed that the daily intake of a high-polyphenol cranberry beverage for 8 weeks improved several risk factors for heart disease.

There’s also some evidence that cranberry juice can help to prevent dental plaque that builds up on teeth and causes gum disease.

Like other fruits and berries, cranberries contain powerful phytochemicals that act as antioxidants, including:

  • vitamin C
  • vitamin E
  • quercetin

Antioxidants help to protect your body from cell damage due to free radicals. Free radicals contribute to the aging process and may also be risk factors for developing chronic diseases like cancer and heart disease.

Research published in the Journal of Nutrition found that cranberries might have a role in preventing cancer through dietary changes.

While a diet rich in various whole fruit, berries, and vegetables is associated with a reduced risk of cancer, there’s no conclusive evidence that cranberries or cranberry juice protects against cancer on its own.

The same compounds that help protect the heart also improve your digestive system function.

According to a 2016 study published in the Journal of Research in Pharmacy Practice, they can prevent the bacteria Helicobacter pylori (H. pylori) from growing and multiplying in the stomach lining.

This is important because when H. pylori are allowed to grow out of control, stomach ulcers may form.

Studies in animals suggest the antioxidants and other anti-inflammatory substances in cranberries may provide protection against colon cancer, too. However, it’s unlikely that cranberry juice has the same effects.

When you’re looking for healthy cranberry juice, it’s important not to fall for labeling traps. There’s a big difference between cranberry juice co*cktail (or cranberry drink) and real cranberry juice.

Juice co*cktails contain added sugars like high fructose corn syrup, which isn’t good for you. These co*cktails are often made with only a small amount of actual cranberry juice.

Look for labels that say “made with 100 percent real juice” or that list other natural sweeteners like apple or grape juice.

Cranberry juice can be a healthy part of your diet and even help protect against certain health issues. But it’s not a substitute for treating a medical condition. If you think you have a UTI, go see your doctor.

Normal serving sizes of cranberry juice are safe and healthy, but overdoing it could cause side effects like:

  • upset stomach
  • diarrhea
  • spikes in blood sugar

Cranberry juice can also cause issues for people taking blood-thinning medications. Talk to your doctor about whether or not you should limit or avoid cranberry juice while taking your medication.

Benefits of Cranberry Juice: Is It Healthy? (2024)

FAQs

Is it beneficial to drink cranberry juice everyday? ›

Cranberry juice is rich in anti-inflammatory antioxidants and key nutrients. It may also help prevent UTIs, support a healthy gut, and help manage some chronic conditions, like heart disease and rheumatoid arthritis. However, consuming cranberries daily may not be optimal for everyone.

What organ is cranberry juice good for? ›

Improving heart health

Studies show that various ingredients in cranberry juice may improve heart health. Cranberries are high in chemicals called polyphenols that may support heart health. A 2011 study of females with metabolic syndrome found that cranberry juice increased the antioxidants in the blood plasma.

Why do doctors tell you to drink cranberry juice? ›

Cranberry fruit is high in antioxidants, partly from substances called proanthocyanidins, which give cranberries their vibrant color. Antioxidants neutralize particles in the body known as free radicals, which damage DNA and are thought to contribute to heart disease, diabetes, cancer, and other conditions.

What happens if you drink cranberry juice and water everyday? ›

Although cranberry juice is safe to consume in moderation, drinking too much can cause side effects such as upset stomach, diarrhea, and blood sugar spikes. In the past, it was believed that cranberry juice can slow the growth of bacteria and therefore is useful in treating urinary tract infections.

What is the healthiest cranberry juice to drink? ›

Opt for one with 100% pure cranberry juice and no "added sugars" on the nutrition label. This is different from the naturally occurring sugars from the fruit which will be present in the juice.

Who should not drink cranberry juice? ›

Cranberry juice is high in salts called oxalates, which can make kidney stones more likely, especially if you already tend to get these types of stones. If you take the blood-thinning medication warfarin, you should avoid cranberry products, because cranberries can interact with warfarin and cause bleeding.

Is ocean spray cranberry juice healthy? ›

"Food and nutrition experts understand that, with its powerful nutrients and well-documented health benefits, the cranberry can play an important role in a balanced diet and healthy lifestyle," said Kellyanne Dignan, Director, Global Corporate Affairs at Ocean Spray.

What is the best time to drink cranberry juice? ›

Despite cranberry presentation, it is generally recommended to consume cranberries just prior or two hours after meals; it is also important to drink lots of water, mainly after preparations from dehydrated juices (11).

What medications cannot be taken with cranberry? ›

by Drugs.com

Cranberry may increase the anticoagulant effect from blood thinners like warfarin and lead to bruising or bleeding. If you take an oral blood thinner, check with your doctor before consuming large amounts of cranberry or cranberry juice.

Is too much cranberry juice bad for your kidneys? ›

Cranberry juice is high in oxalates, which can increase your risk of calcium oxalate kidney stones. This is because oxalates bind to calcium when you consume a lot of them, especially if you're already prone to kidney stones ( 3 , 4 ).

What happens to your urine when you drink cranberry juice? ›

That's because there are special compounds in cranberries called A-type proanthocyanidins (PACs) that can prevent bacteria from sticking to the bladder wall. In theory, this could prevent UTIs from happening or help you recover from one faster.

Is cranberry juice good for your liver? ›

Many dark berries — including blueberries, raspberries, and cranberries — contain antioxidants called polyphenols, which may help protect the liver from damage.

Are cranberry pills as good as cranberry juice? ›

Studies have pointed out that due to the added sugars and water that dilute the cranberry juice, cranberry capsules are a more effective alternative. In fact, it turns out that the active ingredient in cranberries that helps prevent E. coli from turning into an infection may not even be present in cranberry juice!

Is 100% cranberry juice good for you? ›

Cranberry juice is rich in vitamin C, which helps keep your immune system healthy and functioning properly. It fights against oxidative stress from free radicals and helps kill harmful bacteria. Some studies also link low vitamin C intake to poor immune function. Infection prevention.

Is there a lot of sugar in cranberry juice? ›

While cranberry juice and co*cktail contain similar amounts of carbohydrates from sugar, pure, unsweetened cranberry juice is a better option since it has more nutrients and fewer additives. Both cranberry juice and cranberry co*cktail contain around 30 grams of sugar per cup (236 mL).

How often should you drink cranberry juice for your kidneys? ›

Cranberry juice has been thought to help with kidney stones, but research suggests that it may actually increase kidney stones formation — especially calcium oxalate stones, which are the most common kidney stones. Ideally, you should try to limit your juice intake to around one cup (236 mL) or less per day.

Is cranberry juice better for you than water? ›

If you replace lost fluids with plain water, you can end up diluting essential electrolytes like sodium until your cells can't function properly. For proper hydration you need both electrolytes and water. So the minerals in cranberry juice can help keep you hydrated, but at the cost of a high sugar intake.

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