Barley

Barley is called Yava in Sanskrit and Jau in Hindi, and it is described in Ayurvedic texts as one of the staple grains used in the daily diet. Botanically, barley belongs to the grass family (Poaceae) and is known scientifically as Hordeum vulgare. It is the world's fourth largest cereal crop after wheat, maize and rice, and it grows well even in average or marginal soils, which has made it an important crop across drier regions of the world.

In Ayurvedic classification, barley has a sweet and astringent taste (rasa), a cooling potency (virya) and a pungent post-digestive effect (vipaka). It is traditionally believed to help balance the Kapha and Pitta doshas, while excess intake is said to increase Vata. In India, barley is grown mainly in the northern states. Rajasthan is the largest producer, followed by Uttar Pradesh, Punjab, Haryana and Uttarakhand.

Barley is known by different names across India. The names below cover the botanical name and its regional equivalents.

• Botanical name: Hordeum vulgare
• Sanskrit / Ayurvedic name: Yava
• Hindi: Jau
• Marathi: Jav
• Tamil: Baali Arisi / Vaal Kothumai
• Telugu: Yavalu / Barli Biyyam
• Bengali: Jab / Jau
• Malayalam: Yavam
• Kannada: Javegodhi
• Gujarati: Jau

Barley's traditional and nutritional value comes from several naturally occurring compounds, described below (Raj et al., 2023).

• Beta-glucan, a soluble dietary fibre
• Phenolic acids, including ferulic acid
• Tocols (vitamin E-related compounds)
• Arabinoxylan, an insoluble dietary fibre
• Hordein, the gluten-forming protein in barley

Barley's fibre and antioxidant compounds are associated with several potential effects, summarised below (Raj et al., 2023; Geng et al., 2022).

• Antioxidant, from its phenolic and tocol content
• Prebiotic, with its fibre supporting beneficial gut bacteria
• Mild laxative/bulking action, supporting regular bowel movement
• Hypocholesterolaemic, associated with modest reductions in LDL cholesterol
• Glycaemic-support action, associated with a slower rise in blood glucose after meals

Barley comes in different varieties and types. Some of them are :

• Hulled Barley is a whole grain barley whose outer edible hull is removed. It usually takes longer to cook and is chewier than other barley types.
• Pearled Barley: When the hull and the bran are eliminated, it is called a pearled barley. It has less nutrient content than the other types and takes a short time to be cooked.
• Barley Flakes: These are similar to oats, flattened and rolled in shape. They also contain fewer nutrients than whole barley grains and take a short time to cook.
• Barley Grits: Barley grits are made from coarsely ground barley grains and can be roasted, pearled, or hulled, depending on the preparation methods.

Barley is a fibre-rich whole grain that can support healthy blood sugar, digestion and cholesterol levels when included in a balanced diet. Its beta-glucan fibre may help reduce post-meal blood glucose rises, support bowel regularity and modestly lower LDL cholesterol.

Supports Healthy Blood Sugar Levels

Barley contains beta-glucan, a soluble fibre that slows sugar absorption into the bloodstream. As part of a balanced diet, it may help support blood sugar levels and reduce the rise in blood glucose after meals (Geng et al., 2022). Anyone on diabetes medication should consult their doctor before making significant dietary changes.

Aids Digestion and Bowel Regularity

Barley is rich in dietary fibre, which adds bulk to stool and supports regular bowel movements. This may help relieve occasional constipation and support digestive regularity when barley is introduced gradually with enough water (Raj et al., 2023). Persistent digestive symptoms need medical review.

May Support Healthy Cholesterol Levels

The soluble fibre beta-glucan in barley is associated with modest reductions in LDL cholesterol when eaten regularly as part of a balanced, low-fat diet (Raj et al., 2023). This is a general wellness benefit; it is not a treatment for existing heart disease, which needs medical supervision.

Barley is commonly used as a food ingredient, traditional drink and malted grain. It can be prepared as porridge, barley rice, soups and stews, while barley water is traditionally consumed as a light drink. Malted barley is also used in the production of beer and whisky.

As a Food Ingredient

Barley is a common ingredient in Indian kitchens because of its versatility, nutritional value and affordability. It is used to prepare dishes such as barley porridge and barley rice, and is often added as a thickener in soups, stews and curries.

As a Traditional Drink

Barley water is a traditional preparation made by boiling and straining the grain. It is commonly consumed as part of a balanced or weight-conscious diet and as a light, hydrating drink, particularly in warmer months.

In Malted Beverages

Malted barley is a key ingredient in beer and whisky production, where the grain is fermented as part of the brewing process.

• Barley can help reduce post-meal blood glucose levels. Anyone on anti-diabetic medication should consult their doctor before making significant dietary changes, as the combined effect may lower blood sugar too far.
• Eating large amounts of barley may cause bloating, gas or an upset stomach because of its high fibre content.
• Barley contains gluten. People with coeliac disease or gluten sensitivity should avoid it.
• Barley can generally be included in normal food amounts during pregnancy. Anyone with pregnancy-related diabetes, or who is on regular medication, should check with their doctor before adding it regularly to their diet.

This information is general and does not replace advice from a registered medical practitioner. Consult your doctor before making dietary changes if you have an existing health condition or take regular medication.

Barley can be added to the diet in several forms. The steps below explain how to prepare each one.

Barley Water

Barley water is a light, traditional drink often used to support digestion and everyday hydration.

To prepare barley water:

• Wash 1 cup of barley grains thoroughly.
• Boil the grains in 3 to 4 cups of water for about 30 minutes.
• Strain the water and drink it once or twice a day.

Barley Porridge

Barley porridge is light and easy to digest, and it is commonly eaten as a breakfast or dinner option.

To prepare barley porridge:

• Take half a cup of barley grains.
• Boil in 2 cups of milk for 20 to 30 minutes, adding cinnamon or cardamom for flavour.
• Serve warm for breakfast or dinner.

Barley Roti

Barley flatbread (roti) is a way to include barley's fibre content in a main meal.

To make barley roti:

• Mix half a cup of barley flour with an equal amount of wheat flour.
• Add water and knead into a dough.
• Roll into flatbreads and cook on a hot tawa. Serve hot.

Barley Rice

Barley rice can be used as an alternative to plain white rice.

To cook barley rice:

• Rinse 1 cup of barley grains thoroughly.
• Cook in 2 to 3 cups of water until the grains are soft.
• Serve hot in place of rice.

Barley Tea

Roasted barley can be brewed into a caffeine-free drink and taken as part of an everyday wellness routine.

To prepare barley tea:

• Wash and dry 2 to 3 cups of barley grains, then roast and grind them into a coarse powder.
• Use the powder to brew a warm barley tea.

This information is general dietary guidance and does not replace advice from a registered medical practitioner.

Herbs Traditionally Used With Barley

Barley is often combined with a small number of everyday spices and formulations in traditional Ayurvedic dietetics. The table below summarises the more common pairings.

The amount of barley suitable for someone depends on their age and health status. The guidance below is general; a doctor or dietitian can advise on the right amount for individual needs.

Children

Barley can be introduced in small amounts as part of family meals, such as a few spoons of well-cooked porridge, once cereals are already part of the child's diet. A paediatrician or dietitian should be consulted for the right amount for a specific age.

Teenagers

Around half a cup of cooked barley, or a small glass of barley water, can generally be included with meals, adjusted for appetite and activity level.

Adults

Roughly 30 to 50 g of dry barley grain a day, or one to two glasses of barley water, is a commonly followed amount. Supplement forms should follow the product label.

Elderly

Smaller, well-cooked portions are usually easier to digest. Anyone on blood sugar-lowering or blood pressure medication should consult their doctor before regular use.

Note: This is general dietary guidance, not a prescribed medicinal dose. Consult a doctor or dietitian for a personalised amount, especially for children, pregnant women and people with existing health conditions.

Barley is generally safe as a food, but some people may notice the following effects.

Digestive Discomfort

The high fibre content in barley can cause bloating, gas or an upset stomach, particularly if intake is increased too quickly.

Allergic Reactions

Some people may develop skin rashes, itching or other allergic symptoms after eating barley or barley-containing products.

Excessive Lowering of Blood Sugar

In people taking blood sugar-lowering medication, barley's effect on blood glucose may add to that of the medicine. Very low blood sugar (hypoglycaemia) can be dangerous and needs prompt medical attention.

Note: Stop eating barley and consult a healthcare professional if you notice rashes, persistent bloating, severe gastrointestinal discomfort, or symptoms of very low blood sugar such as shakiness, sweating or confusion.

Barley's high fibre content means it can affect how well certain medicines work if taken together. The interactions below are worth knowing about.

Diabetes Medicines

Barley may help lower blood glucose levels. Taken alongside diabetes medication, it may add to the medicine's effect and increase the risk of blood sugar dropping too low. Consult your doctor before making barley a regular part of your diet if you take these medicines.

Oral Medicines Taken With Fibre

Dietary fibre can, in general, affect the absorption of some oral medicines if taken at the same time, including certain antibiotics. As a precaution, ask your doctor or pharmacist whether you need to leave a gap between taking barley or barley water and any prescribed medicine, as the appropriate timing varies by medicine.

Storage of Barley

Store barley in an airtight container, away from direct sunlight and moisture, in a cool, dry place. Whole grain barley keeps well for several months when stored this way. Pearled or flaked barley should be used within a shorter period, as it may spoil more quickly. Discard barley if it develops an unusual smell, mould, or signs of insect infestation.

• Barley (Yava) is a fibre-rich whole grain that has long been part of the Indian diet and Ayurvedic dietary practices.
• Its soluble fibre, beta-glucan, is associated with supporting healthy digestion, blood sugar and cholesterol levels when eaten regularly as part of a balanced diet.
• Barley contains gluten and is not suitable for people with coeliac disease or those who need to avoid gluten.
• It may affect blood glucose levels, so anyone on diabetes or blood pressure medication should consult their doctor before making it a regular part of their diet.
• This page is for general information only and does not replace advice from a registered medical practitioner.