by COWBERRY

17 Sept 2026
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7 minute read

Is rajgira good for weight loss? Calories, fibre and how to eat it

Is rajgira good for weight loss? It can be, as a counted swap for refined flour. Calories, protein and fibre per 100 g, what one rajgira roti gives, how rajgira sits against kuttu and quinoa, and what to avoid.
Two rajgira (amaranth) rotis on a steel plate with a small bowl of curd beside them on a wooden table

Is rajgira good for weight loss? It can help when it replaces refined flour in counted portions; on its own it is a calorie-dense grain of 356 kcal per 100 g (IFCT 2017). The useful part is the 13.3 g of protein and 7.5 g of fibre behind those calories. This page does the arithmetic for the rajgira portions you actually eat.

Short answer: is rajgira good for weight loss?

The honest answer is a conditional yes. Rajgira helps a weight-loss plan when it replaces refined cereal flour in a counted portion; it does not help when it joins the usual rotis and rice. The grain itself is dense: 356 kcal, 61.5 g of carbohydrate and 5.6 g of fat per 100 g (IFCT 2017). The useful part of the package is the 13.3 g of protein and 7.5 g of fibre that come with those calories.

ICMR-NIN's Dietary Guidelines state the rule this page works from: for reducing weight, cut down on calories from refined carbs and cooking oils, and take regular physical activity. The same guidelines explain why the fibre matters: dietary fibre slows how quickly carbohydrate and fat are absorbed, and it makes a meal more filling. A rajgira roti brings 2.2 g of that fibre to the meal.

What the numbers say: calories, protein, fibre and GI

The table sets out the per-100 g figures for the three grains this page compares - rajgira, buckwheat (kuttu) and quinoa, all raw. Read the energy, protein, fat and fibre lines together with the GI note.

Calories first

Rajgira carries 356 kcal per 100 g, the highest energy of the three (kuttu 343, quinoa 329). A roti made from 30 g of flour is about 107 kcal; two rotis are about 214 kcal. The calorie question is therefore a portion question.

Protein and fibre

Protein is rajgira's strength: 13.3 g per 100 g, slightly above kuttu's 13.2 g and quinoa's 13.1 g. The grain's 2012 Journal of Food Science review finds a larger amount of protein in amaranth than in true cereals. Fibre is 7.5 g per 100 g - useful, but below quinoa's 14.7 g and kuttu's 10.0 g. One roti still carries about 4 g of protein and 2.2 g of fibre.

GI: no tested figure for rajgira

The University of Sydney GI database has no value for plain amaranth grain. What it holds instead is a test of popped amaranth eaten with milk, at a GI of 97, a reading that mixes the grain with the milk's carbohydrate, so no plain-grain GI is on record. The two comparison grains are tested: kuttu at 53, the mean of four entries for plain boiled groats, and quinoa at 52, averaged from three entries; both sit under 55, the database's low band.

NutrientRajgira (amaranth), rawBuckwheat (kuttu), rawQuinoa, raw
Energy (kcal)356343329
Protein (g)131313
Fat (g)5.63.45.5
Carbohydrates (g)617254
Dietary fibre (g)7.51015
Iron (mg)82.27.5
Calcium (mg)16218198
Magnesium (mg)270231119
Potassium (mg)413460474
Sodium (mg)2.814.5
Zinc (mg)2.52.43.3
Folate (mcg)2530173
Vitamin C (mg)—0—
Glycemic index (GI)—5352

Per 100 g raw, edible portion. Composition: IFCT 2017 (ICMR-NIN); USDA FoodData Central (SR Legacy), FDC ID 170286, NDB 20008. GI: University of Sydney GI database. — means not reported. These are average values for the food; the label on a pack gives the values for that product.

How much rajgira and how to eat it for weight loss

Portion first, then preparation, then pairing.

How much

Count rajgira as the cereal it replaces. One roti made from about 30 g of rajgira flour gives 107 kcal, 18 g of carbohydrate, 4 g of protein and 2.2 g of fibre, so swap it for the refined-flour portion it stands in for and keep the rest of the meal the same. ICMR-NIN groups amaranth seeds with fenugreek, flax, chia and basil seeds among foods with health promoting effects, to be eaten at least three or four times a week; that frequency is a fair rhythm to borrow.

How to cook it

Cook it the way the guidelines prefer: with minimal oil instead of frying, which ICMR-NIN notes reduces the energy density of the meal. The rajgira roti recipe builds one soft roti from 30 g of flour, and a thin smear of ghee finishes each roti.

What to eat it with

Pair the roti with curd and a vegetable rather than a second cereal, so the meal keeps one grain and one full plate. The grain's full story, from names to storage, sits on the rajgira hub page.

Rajgira next to buckwheat (kuttu) and quinoa

These three grains sit together in ICAR-IIMR's bulletin as gluten-free grains that may help people who avoid wheat, barley and rye foods, which makes them the natural comparison set.

On calories, kuttu carries 343 kcal and quinoa 329 kcal per 100 g, both under rajgira's 356. On fibre, quinoa leads with 14.7 g and kuttu follows with 10.0 g, against rajgira's 7.5 g. On protein the three are nearly level: 13.3 g, 13.2 g and 13.1 g. On fat, kuttu is the lightest at 3.4 g, against rajgira's 5.6 g and quinoa's 5.5 g. On GI, only kuttu (53) and quinoa (52) have tested figures; rajgira has none.

Read those lines honestly and rajgira is not the obvious diet pick: it is the most energy-dense of the three per 100 g and the lowest in fibre. Its edge is in minerals: 8 mg of iron and 270 mg of magnesium per 100 g, against quinoa's 7.5 mg and 119 mg and kuttu's 2.2 mg and 231 mg. On calcium, quinoa leads with 198 mg, ahead of rajgira's 162 mg and kuttu's 18 mg. Whichever grain you choose, the portion decides the outcome; the numbers only tell you what each portion carries.

What to avoid

  • Doubling the portion because rajgira sounds healthy. Two rotis' worth of flour is 60 g: about 214 kcal and 37 g of carbohydrate.
  • Frying it. ICMR-NIN prefers grilling, baking, steaming or a light saute in minimal oil to frying, because that reduces the energy density of the meal.
  • Sweet rajgira preparations. A rajgira laddu and sweetened rajgira porridges carry jaggery or sugar on top of the grain's 356 kcal per 100 g; keep them occasional.
  • Rajgira as an extra. A spoon of popped rajgira over your usual breakfast adds calories without replacing anything on the plate.
  • Skipping the movement half. The guidelines' weight-loss rule has two parts, and the grain swap is only the calorie half.

More dishes to swap in are in the amaranth recipes roundup, and the full composition sits on rajgira nutrition per 100g.

Talk to your doctor or dietitian

Weight loss done right is built for one person: your calorie target, your medicines and any condition you manage all shape it. Rajgira is a calorie-dense grain, so folding it into your meals is a numbers exercise that belongs with someone who knows your numbers. If you manage diabetes, high blood pressure or another long-term condition, or take regular medication, a change of staple grain is worth a conversation before you start, and a dietitian can fix the portion against your day's target. This page tells you what each portion carries, not what your body needs. For a change like this, talk to your doctor or dietitian.

FAQs

Does rajgira increase weight?

No single food decides weight; the day's calories do. Rajgira is dense - 356 kcal per 100 g (IFCT 2017) - so double portions, fried rajgira and sweet laddu push the day's energy up quickly. A counted portion that replaces refined flour, cooked with minimal oil, fits a calorie target. ICMR-NIN's rule for reducing weight is to cut calories from refined carbs and cooking oils and to move regularly.

Does rajgira have protein?

Yes: 13.3 g of protein per 100 g (IFCT 2017). A 2012 Journal of Food Science review puts amaranth's amount of protein above that of true cereals. One roti's 30 g of flour gives about 4 g of that protein.

Is rajgira healthy?

Yes, on the strength of its composition: 13.3 g of protein, 7.5 g of fibre, 8 mg of iron, 162 mg of calcium and 270 mg of magnesium per 100 g (IFCT 2017), and a 2012 review that calls amaranth a highly nutritional pseudocereal. For weight loss the catch is its density, 356 kcal per 100 g, so portion and preparation decide how healthy your rajgira meal turns out.

Can rajgira cause constipation?

The fibre in rajgira points the other way. Rajgira gives 7.5 g of dietary fibre per 100 g (IFCT 2017), and ICMR-NIN notes that dietary fibre increases the bulk of the stools and is important for proper bowel function. That is a general point about fibre, not a test of rajgira itself.

References

  1. Indian Food Composition Tables (IFCT) 2017, ICMR-National Institute of Nutrition
  2. Dietary Guidelines for Indians, ICMR-National Institute of Nutrition
  3. University of Sydney glycemic index database (GI search)
  4. Nutritional and health benefits of millets, ICAR-Indian Institute of Millets Research (PDF)
  5. University of Sydney: about the glycemic index
  6. USDA FoodData Central
  7. Caselato-Sousa VM, Amaya-Farfan J. State of knowledge on amaranth grain: a comprehensive review. J Food Sci, 2012