Red rice is
rice
Rice is a cereal grain and in its Domestication, domesticated form is the staple food of over half of the world's population, particularly in Asia and Africa. Rice is the seed of the grass species ''Oryza sativa'' (Asian rice)—or, much l ...
that is colored red due to natural
anthocyanin
Anthocyanins (), also called anthocyans, are solubility, water-soluble vacuole, vacuolar pigments that, depending on their pH, may appear red, purple, blue, or black. In 1835, the German pharmacist Ludwig Clamor Marquart named a chemical compou ...
content. It is usually eaten
unpolished or partially polished, and has a red
bran
Bran, also known as miller's bran, is the component of a Cereal, cereal grain consisting of the hard layersthe combined aleurone and Fruit anatomy#Pericarp layers, pericarpsurrounding the endosperm. Maize, Corn (maize) bran also includes the p ...
layer, rather than the more common pale brown. Red rice has a nutty flavor. It has the highest
nutritional value
Nutritional value or nutritive value as part of food quality is the measure of a well-balanced ratio of the essential nutrients carbohydrates, fat, protein, minerals, and vitamins in items of food or diet concerning the nutrient requirements of ...
among rices eaten with the bran intact.
Health claims
Some strains of red rice, when eaten dehusked (analogous to ordinary
brown rice
Brown rice is a whole grain rice with only the inedible outer hull removed. This kind of rice sheds its outer hull or husk but the bran and germ layer remain on, constituting the brown or tan colour of rice. White rice is the same grain without ...
), have a lower
glycemic index
The glycemic (glycaemic) index (GI; ) is a number from 0 to 100 assigned to a food, with pure glucose arbitrarily given the value of 100, which represents the relative rise in the blood glucose level two hours after consuming that food. The GI of ...
compared to white rice (Basmati and Jasmine), which is polished. However, research also indicates that polishing red rice removes this difference.
Red rice contains higher
antioxidant
Antioxidants are Chemical compound, compounds that inhibit Redox, oxidation, a chemical reaction that can produce Radical (chemistry), free radicals. Autoxidation leads to degradation of organic compounds, including living matter. Antioxidants ...
levels compared to white rice, though what they actually do in the human body is unclear.
Dehusked red rice is also a richer source of iron, magnesium, calcium and zinc than white rice. The same can be said of ordinary brown rice.
Varieties
Varieties of red rice include:
* Rakthashali, a rare rice variety of Indian rice, often mentioned in
Ayurveda
Ayurveda (; ) is an alternative medicine system with historical roots in the Indian subcontinent. It is heavily practised throughout India and Nepal, where as much as 80% of the population report using ayurveda. The theory and practice of ayur ...
and
Hinduism
Hinduism () is an Hypernymy and hyponymy, umbrella term for a range of Indian religions, Indian List of religions and spiritual traditions#Indian religions, religious and spiritual traditions (Sampradaya, ''sampradaya''s) that are unified ...
.
*

''
Oryza glaberrima
''Oryza glaberrima'', commonly known as African rice, is one of the two domesticated rice species. It was first domesticated and grown in West Africa around 3,000 years ago. In agriculture, it has largely been replaced by higher-yielding Asian ric ...
'', also known as African red rice.
* ''
Oryza longistaminata'', also known as red rice.
* ''
Oryza punctata'', also known as red rice.
* ''
Oryza rufipogon'', also known as wild rice and red rice.
* Red rice, also known as
weedy rice, a low-yielding rice variety that persists as a weed in fields of better-quality rice.
* Thai
Red Cargo rice, a non-glutinous long grain rice variety.
*
Bhutanese red rice, a medium-grain rice grown in the Kingdom of Bhutan in the eastern Himalayas.
*
Camargue red rice, a relatively new variety of rice cultivated in the wetlands of the Camargue region of southern France.
*
Matta rice Kerala Matta rice, also known as Rosematta rice, Palakkadan Matta rice, Kerala Red rice, and Red parboiled rice, is an indigenous variety of rice grown in Palakkad District of Kerala. It is popular in Kerala and Sri Lanka, where it is used for
idlies and
appam
An appam or vellayappam is a type of thin pancake originating from South India. It is made with fermented rice batter and coconut milk, traditionally cooked in an ''appachatti'', a deep pan similar in shape to a wok. It's a popular dish in Indi ...
s, and eaten plain.Matta rice is mostly eaten in Kerala and in
Dakshina Kannada
Dakshina Kannada district is located in the states and territories of India, state of Karnataka in India, with its headquarters in the coastal city of Mangaluru. The district covers an area nestled in between the Western Ghats to its east and the ...
and
Udupi district
Udupi district (also Udipi () in Kannada or Odipu () in Tulu language) is an administrative subdivision in the Karnataka state of India, with the district headquarters in the city of Udupi. It is situated in the Canara old north Malabar c ...
of
Karnataka
Karnataka ( ) is a States and union territories of India, state in the southwestern region of India. It was Unification of Karnataka, formed as Mysore State on 1 November 1956, with the passage of the States Reorganisation Act, 1956, States Re ...
state, India. Some natives of these region settled elsewhere also prefer Matta rice as staple food.
* Ulikan or mini-angan, heirloom red rice from
Ifugao
Ifugao, officially the Province of Ifugao (; ), is a landlocked province of the Philippines in the Cordillera Administrative Region in Luzon. Its capital is Lagawe and it borders Benguet to the west, Mountain Province to the north, Isabela t ...
and
Kalinga,
Philippines
The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
.
* Arroz da terra, an heirloom red rice cultivated in Northeastern
Brazil
Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...
(States of
Rio Grande do Norte
Rio Grande do Norte (, , ) is one of the states of Brazil. It is located in the northeastern region of the country, forming the northeasternmost tip of the South American continent. The name literally translates as "Great Northern River", refe ...
and
Paraíba
Paraíba ( , ; ) is a states of Brazil, state of Brazil. It is located in the Brazilian Northeast, and it is bordered by Rio Grande do Norte to the north, Ceará to the west, Pernambuco to the south and the Atlantic Ocean to the east. Paraíba i ...
) since the 16th century.
*
Malaysia
Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...
red rice varieties are Udang Besar, Udang Halus, Katek Merah, Silah Merah, MRQ98, MRQ99, MRQ 100 and UKMRC-9. UKMRC-9 is the new red rice varieties in
Malaysia
Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...
, developed through
plant breeding
Plant breeding is the science of changing the traits of plants in order to produce desired characteristics. It is used to improve the quality of plant products for use by humans and animals. The goals of plant breeding are to produce crop varie ...
program.
Dishes
*
Red Rice
Red rice is rice that is colored red due to natural anthocyanin content. It is usually eaten unpolished or partially polished, and has a red bran layer, rather than the more common pale brown. Red rice has a nutty flavor. It has the highest nut ...
, a traditional
Gullah
The Gullah () are a subgroup of the African Americans, African American ethnic group, who predominantly live in the South Carolina Lowcountry, Lowcountry region of the U.S. states of North Carolina, South Carolina, Georgia, and Florida within ...
Lowcountry
The Lowcountry (sometimes Low Country or just low country) is a geographic and cultural region along South Carolina's coast, including the Sea Islands. The region includes significant salt marshes and other coastal waterways, making it an impor ...
dish, similar to West African
jollof rice
Jollof (), or jollof rice, is a rice dish from West Africa. The dish is typically made with long-grain rice, tomatoes, chilis, onions, spices, and sometimes other vegetables and/or meat in a single pot, although its ingredients and preparatio ...
.
See also
*
Wehani rice, a variety of aromatic brown rice developed in the late 20th century.
*
Red yeast rice
Red yeast rice or red rice ''koji'' is a bright reddish purple fermented rice, which acquires its color from being cultivated with the mold '' Monascus purpureus''. Red yeast rice is what is referred to as a '' kōji'' in Japanese, meaning "gr ...
, white rice fermented with a red mold, used in East Asian cuisine and Chinese traditional medicine, with anti-
cholesterol
Cholesterol is the principal sterol of all higher animals, distributed in body Tissue (biology), tissues, especially the brain and spinal cord, and in Animal fat, animal fats and oils.
Cholesterol is biosynthesis, biosynthesized by all anima ...
properties.
* Some of the Asian liquors known as
arrack
Arrack is a Distillation, distilled alcoholic drink typically produced in Sri Lanka and Southeast Asia, made from the Fermentation (food), fermented sap of coconut flowers or sugarcane, and also with grain (e.g. red rice) or fruit depending upon ...
are made by fermentation of red rice.
*
Matta rice mostly used in Kerala and in
Dakshina Kannada
Dakshina Kannada district is located in the states and territories of India, state of Karnataka in India, with its headquarters in the coastal city of Mangaluru. The district covers an area nestled in between the Western Ghats to its east and the ...
and
Udupi district
Udupi district (also Udipi () in Kannada or Odipu () in Tulu language) is an administrative subdivision in the Karnataka state of India, with the district headquarters in the city of Udupi. It is situated in the Canara old north Malabar c ...
of
Karnataka
Karnataka ( ) is a States and union territories of India, state in the southwestern region of India. It was Unification of Karnataka, formed as Mysore State on 1 November 1956, with the passage of the States Reorganisation Act, 1956, States Re ...
state, India.
References
{{Varieties of rice
Rice varieties