"MedicalWebPage", "FAQPage"

Get more insightful and

helpful tips to

treat Diabetes for FREE

Want an ad free reading experience?

Download PharmEasy App

Banner Image

Register to Avail the Offer

Send OTP

By continuing, you agree with our Privacy Policy and Terms and Conditions

Success Banner Image
Advertisement
Advertisement

Purple Rice: Uses, Benefits, Side Effects & More

By Dr. Shubham Pandey +2 more

Key Highlights: 

  • Exploring the origin, history, and varieties of purple rice. 
  • Delving into the nutritional composition of purple rice and comparison with other rice varieties. 
  • Understanding the possible health benefits of purple rice, including its antioxidant properties, heart health support, and digestive health promotion. 
  • How to cook, store, and use purple rice in your diet 
  • Addressing potential side effects, precautions, and frequently asked questions related to purple rice consumption. 

Introduction 

Purple rice is an ancient whole grain revered for its unique colour, striking appearance, and potential health benefits. With a rich history that includes exclusive availability to Chinese emperors and religious ceremonies, many people today are intrigued by its potential role in a nutritious diet. In this article, we explore the origin, history, types, and nutritional composition of purple rice. We will also discuss the possible health benefits of incorporating purple rice into your meals, how to cook and store this grain, and any side effects and precautions to consider. We will also compare it to other rice available. Lastly, we will address some frequently asked questions about purple rice to ensure you have all the information needed to make informed decisions. 

purple rice

Did you know?

  • The anthocyanins in purple rice have been shown to have anti-inflammatory effects. source: ncbi.nlm.nih.gov
  • Research suggests that purple rice may help lower blood pressure and reduce the risk of heart disease. source: pubmed.ncbi.nlm.nih.gov
  • The antioxidants in purple rice may help protect against certain types of cancer. source: cancer.gov
  • Purple rice is gluten-free, making it a suitable option for individuals with gluten intolerance or celiac disease. source: celiac.org
  • Purple rice has a low glycemic index, meaning it has a minimal impact on blood sugar levels. source: diabetes.org
  • Studies have shown that purple rice may have neuroprotective effects and help improve cognitive function. source: alz.org

What is Purple Rice? 

Origin and History 

Purple rice has a long history in traditional Asian cuisine, specifically in China, where it was considered a rare luxury reserved for royalty. This captivating grain derived its name from the deep black/purple colour of its raw form, which transforms into a vibrant purple hue when cooked. Due to its anthocyanin content, purple rice has attracted attention as a staple food with potential health benefits and fascinating cultural significance.  

Varieties of Purple Rice 

While there are many kinds of purple rice, some of the top selections are as follows.  

  • Thai Black Jasmine Rice: A medium-grain rice made from Chinese black rice and jasmine rice. 
  • Black Japonica Rice: A blend of black short-grain rice and medium-grain rice, known for its sticky texture. 
  • Black Glutinous Rice: A short-grain black rice commonly used in Asian sweets due to its sweet taste and stickiness. 
  • Italian Black Rice: A mix of Chinese black rice with Italian rice, offering a rich and buttery flavour. 
  • Balatinaw Black Rice: A semi-sticky rice with bits of brown native to the Philippines. 
  • Indonesian Black Rice: Available in various forms, including sticky short-grain and non-sticky long-grain. 

All these forms of purple rice have stand-out features. They add to a diverse range of tastes and textures to meet individual requirements. 

The term “Forbidden Rice” 

The term “Forbidden Rice” comes from the exclusivity of this grain in ancient times. The title came into being because only China’s emperors with their families were allowed to eat it. This is because it was thought to offer long life and good health. Today, however, purple rice is widely eaten and loved by people across the world. 

Nutritional Composition of Purple Rice 

If we talk nutrition, purple rice is said to be better than other types of rice with its amazing nutrient profile. 

Macronutrients 

Purple rice has lots of essential macronutrients that are good for your health. They are as follows.  

  • Protein 

Purple rice has more proteins than other rice like brown or white rice thus for people looking to spike their protein intake, like vegetarians and vegans it is a good option. Protein helps in the maintenance and repair of muscle tissue, aids cell growth, and ensures strong bones. 

  • Fiber 

As a whole grain, purple rice keeps its nutrient-rich bran layer, which has more dietary fiber than refined grains like white rice. Eating enough fiber aids in digestion promotes regularity, and fosters overall gastrointestinal health. 

  • Carbohydrates 

Like other rice forms, purple rice is a rich source of carbohydrates. These provide energy for daily activities and fuel important body functions. 

Micronutrients 

Purple rice also offers a range of key micronutrients that aid various bodily functions which are discussed below. 

  • Iron 

Rich in iron, purple rice aids in red blood cell production and oxygen transport. This is important to avoid anaemia and maintain overall vitality. 

  • Antioxidants 

Perhaps, the feature most linked with purple rice is its high levels of anthocyanins, a strong antioxidant compound. The deep dark colour of the grain comes from anthocyanins, which play a part in protecting against oxidative stress, inflammation, and some diseases. 

  • Vitamins and minerals 

Purple rice also contains various vitamins and minerals. These include B vitamins, which are key for metabolism and nervous system function. You also get trace minerals like magnesium and zinc. These aid immune health, cellular function, and more. 

The nutrients present in purple rice are listed below.  

Nutrient Purple Rice – Per 45g (approximately 1/4 cup, dry) 
Calories 160 
Protein (g) 
Fiber (g) 
Carbohydrates (g) 34 
Iron (mg) 2.4 
Antioxidants Rich in anthocyanin 

Potential Health Benefits of Purple Rice 

Purple rice is said to offer many potential health benefits. These are due to the bioactive compounds in it, which support various aspects of overall human health. 

1. Antioxidant Properties 

One of the key features of purple rice is its high anthocyanin content. This leads to antioxidant properties that support overall health. 

  • Impact on oxidative stress and inflammation 

The antioxidants in purple rice is supposed to fight harmful free radicals produced by the body. They ease oxidative stress that may lead to myriad health issues such as inflammation, heart disease, and even cancer. Including purple rice in your diet can add to your overall antioxidant intake. This may improve health outcomes. More research is needed to corroborate these findings.  

2. Heart Health 

Adding purple rice to your diet may be good for your heart’s health. It may also lower the risk of heart-related issues. 

  • Cholesterol regulation 

Recent tests on animals have shown that the consumption of purple rice led to reduced levels of LDL cholesterol (known as the “bad” cholesterol). It also increases levels of HDL cholesterol (known as the “good” cholesterol). Having a healthy balance of cholesterol is important for good heart health. This may avoid arterial plaque buildup, which can result in heart failure. More studies involving human participants are required.  

  • Supporting healthy blood pressure 

The rich anthocyanin content in purple rice has been linked to reducing blood pressure. The antioxidants in anthocyanins are thought to provide protective benefits for the arteries. They may also promote overall cardiovascular health. Further probing of this benefit is required.  

3. Digestive Health 

As a fiber-rich whole grain, purple rice is said to support good digestive health and function. 

  • The role of dietary fiber 

Eating enough fiber is key for promoting regular bowel movements. It avoids constipation and aids overall digestive health. Including purple rice in your diet may help meet daily fiber requirements. This may foster a healthy gastrointestinal system. 

4. Liver Function 

The antioxidants in purple rice may be good for liver health and function. 

  • Detoxification support 

Recent tests on animals have shown that eating purple rice leads to better liver health and function. They also show reduced markers of liver disease. These benefits likely come from the antioxidative and anti-inflammatory properties of purple rice. They aid detoxification processes and add to overall well-being. More studies in human participants are needed.  

5. Potential Cancer-fighting Properties 

Anthocyanin-rich purple rice may be able to fight cancer-causing agents. It may also aid in cancer risk reduction. Tests have shown promising results in animals. However, more research is needed in human populations to confirm this effect. 

Comparison With Other Rice Varieties 

When compared to popular rice varieties like white rice, brown rice, and red rice, purple rice has unique nutritional advantages. 

1. White rice 

White rice is processed in a way that removes its bran and germ layers. What’s left is just the starchy endosperm. As such, it lacks the fiber, protein, and micronutrient content found in brown and purple rice. However, enriched white rice has some nutrients added back in during processing. 

  • Nutritional differences 

Compared to white rice, purple rice provides higher levels of protein, fiber, and antioxidants. This is due to the retained bran layer. The higher anthocyanin content in purple rice is said to contribute to its potential health benefits. These include reduced oxidative stress and inflammation. These are what set it apart from white rice. 

2. Brown rice 

Brown rice is another whole-grain choice. It is packed with more nutrients than white rice. Although similar in nutritional composition to purple rice, there are key differences between the two. 

  • Nutritional differences 

Brown rice has slightly lower levels of protein and antioxidants (anthocyanins) compared to purple rice. However, both grains offer similar amounts of dietary fiber. Both brown and purple rice offer health benefits. This is due to their whole-grain, fiber-rich nature. However, thanks to its higher anthocyanin content, purple rice may offer extra benefits. These are mainly in terms of antioxidant support. 

3. Red rice 

Another whole-grain option is red rice. Its colour is due to its natural pigmentation. While less well-known than its white, brown, and purple peers, red rice also has distinct nutritional features. 

  • Nutritional differences 

Red rice has lower levels of protein and anthocyanin pigments compared to purple rice. However, both grains are rich in dietary fiber. While both purple and red rice contain antioxidants, the specific types vary. Purple rice has higher levels of anthocyanins, while red rice contains other antioxidants that may add to health benefits. 

How to Use Purple Rice? 

Now that we know about the unique nutritional properties of purple rice below we have discussed how to cook, store, and use it in your diet. 

Cooking Methods 

Like other rice kinds, purple rice can be cooked in various ways, such as cooking on a stove or using a rice cooker. 

  • Stovetop cooking 

To cook purple rice on the stovetop, you must first rinse the rice well in cold water. Then mix 1 cup of rice with 2 1/2 cups of water or broth in a pot. Then bring the mix to a slow boil. Cover the pot and simmer the rice for about 20 minutes until the liquid is soaked up. Take the pot off the heat and let it stand for 5 more minutes before fluffing the rice with a fork. For softer rice, add an extra 1/4 cup of water and cook for an extra 10 minutes over low heat. 

  • Rice cooker instructions 

You can also use a rice cooker to prepare purple rice. Ensure you follow the rice cooker maker’s guidelines for rice-to-water ratios and cooking times. These may differ by brand. 

Recipe Ideas 

Purple rice’s adaptability lends itself to a range of dishes. You can use it in savory side dishes and salads or in sweet desserts. Use it as a base for stir-fries, stews, or Buddha bowls. You can also try including it in salads with roasted veggies and leafy greens. For a visually striking dessert, try using purple rice in rice pudding or together with fruit compotes. 

Storage and Shelf Life 

Like other whole-grain rice types, uncooked purple rice must be stored in an airtight container in a cool, dark place to keep it fresh. If stored well, uncooked purple rice can last up to a year. After opening, refrigerated uncooked purple rice will last for up to six months. 

Cooked purple rice can be stored in an airtight container in the fridge for up to three days or in the freezer for up to six months. To lengthen the shelf life of cooked purple rice, allow it to cool to room temperature within two hours. Then put it in airtight containers before putting it in the fridge or freezer. 

Side Effects and Precautions 

While purple rice offers many potential health benefits, there are a few side effects and safety measures to consider. 

Allergic Reactions 

While rare, some people may have an allergic reaction to purple rice. If you think you’re allergic to this grain, talk with a healthcare expert before trying it. 

Digestive Issues 

Including a greater amount of whole-grain foods, like purple rice, in your diet may initially cause slight digestive discomfort. This is due to increased fiber intake. You can gradually introduce purple rice into your meals to help your digestive system adapt to the change.  

Interactions With Medications 

There are no known major interactions between purple rice and medications. But, always discuss with your healthcare provider if you have concerns about possible interactions with your medications.  

Consuming in Moderation 

As with any food, eating purple rice in moderation as part of a balanced diet is key for good health. Overeating any single food can displace other essential nutrients. This may lead to imbalances and deficiencies and also lead to excess calories. Try to include a range of whole grains, fruits, vegetables, lean proteins, and healthy fats in your diet for well-rounded nutrition. 

Conclusion 

Purple rice’s unique history, striking look, and densely packed nutrients make it an amazing addition to a balanced diet. Its rich content of anthocyanin and whole-grain attributes offer many potential health benefits. This includes antioxidant support, heart health promotion, and improved digestion. By learning how to cook, store, and include purple rice in your meals, you may savour both its visual appeal and its powerful nutritional properties. 

Remember, as with any food, balance is key. Purple rice is best enjoyed in the context of a balanced diet. This should include many whole grains, fruits, vegetables, lean proteins, and healthy fats.  

Frequently Asked Questions (FAQs) 

Are purple rice, forbidden rice, and black rice the same? 

Yes, purple rice, forbidden rice, and black rice all refer to the same kind of whole-grain rice that is dark black or purple in colour when uncooked. It is an ancient grain originally reserved for Chinese emperors and has potent antioxidant properties due to its anthocyanin content. 

Is purple rice healthier than white rice? Why? 

Purple rice is more beneficial than white rice due to its whole-grain nutrient  makeup. This includes higher levels of protein, fiber, antioxidants, and micronutrients. As a refined grain, white rice lacks these valuable nutrients and provides mostly starch and carbohydrates. 

What is the taste difference between purple rice and other rice varieties? 

Purple rice has a unique taste, often described as nutty and mildly earthy. Its texture can range from chewy to semi-sticky, depending on the specific form. This sets it apart from other rice forms, which may have a softer, milder taste and texture. 

Can rice cakes made from purple rice retain the same nutritional benefits? 

Rice cakes made from purple rice may keep some of the grain’s nutritional benefits. These include the anthocyanin content and fiber. However, the processing involved in making rice cakes may lessen some of these benefits. So, eating whole purple rice is still the best way to enjoy its full nutritional potential. 

Are there any health risks or concerns associated with consuming purple rice regularly? 

No major health risks have been found to link with regular purple rice consumption. However, as with any food, practice balance by including purple rice in a balanced diet. This should comprise a variety of whole grains, fruits, vegetables, lean proteins, and healthy fats. Discuss with your healthcare provider if you have concerns about possible food allergies, interactions with medications, or digestive issues. 

References: 

  1. National Center for Biotechnology Information (NCBI). Antioxidants and Coronary Artery Disease: From Pathophysiology to Preventive Therapy – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4315737 
  1. National Center for Biotechnology Information (NCBI). Effects of Feeding Purple Rice (Oryza sativa L. Var. Glutinosa) on the Quality of Pork and Pork Products – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4782091 
  1. American Heart Association. Whole Grains, Refined Grains, and Dietary Fiber [Internet]. [cited 2024 Feb 20]. Available from: https://www.heart.org/en/healthy-living/healthy-eating/eat-smart/nutrition-basics/whole-grains-refined-grains-and-dietary-fiber 
  1. National Center for Biotechnology Information (NCBI). Antioxidants in liver health – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4526841 
  1. National Center for Biotechnology Information (NCBI). Black rice (Oryza sativa L.) extract attenuates hepatic steatosis in C57BL/6 J mice fed a high-fat diet via fatty acid oxidation – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3366884 
  1. National Center for Biotechnology Information (NCBI). Purple rice extract supplemented diet reduces DMH- induced aberrant crypt foci in the rat colon by inhibition of bacterial β-glucuronidase [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pubmed/24568490 
  1. National Center for Biotechnology Information (NCBI). Anthocyanins and Human Health: An In Vitro Investigative Approach – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1082894 
  1. National Center for Biotechnology Information (NCBI). Mutagenicity and antimutagenicity of hydrophilic and lipophilic extracts of Thai northern purple rice [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pubmed/25422249 
  1. ScienceDirect. Your Browser is out of date. [Internet]. [cited 2024 Feb 20]. Available from: https://www.sciencedirect.com/science/article/abs/pii/S0308814619314165 
  1. National Center for Biotechnology Information (NCBI). Risk of Bacillus cereus in Relation to Rice and Derivatives – PMC [Internet]. [cited 2024 Feb 20]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7913059 

Disclaimer: The information provided here is for educational/awareness purposes only and is not intended to be a substitute for medical treatment by a healthcare professional and should not be relied upon to diagnose or treat any medical condition. The reader should consult a registered medical practitioner to determine the appropriateness of the information and before consuming any medication. PharmEasy does not provide any guarantee or warranty (express or implied) regarding the accuracy, adequacy, completeness, legality, reliability or usefulness of the information; and disclaims any liability arising thereof.

Links and product recommendations in the information provided here are advertisements of third-party products available on the website. PharmEasy does not make any representation on the accuracy or suitability of such products/services. Advertisements do not influence the editorial decisions or content. The information in this blog is subject to change without notice. The authors and administrators reserve the right to modify, add, or remove content without notification. It is your responsibility to review this disclaimer regularly for any changes.

You may also like

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments