Onion Powder Nutrition Facts

Onion powder is manufactured from dried onions and has a strong flavor that goes well with various cuisines. When you cook with onion powder, you get some health benefits because it includes some nutrients, but only in small amounts, so you can’t rely on it to meet your daily requirements. Look for onion powder in your supermarket’s spice section, and don’t confuse it with onion salt.

Onion powder has a strong flavor but has only 2 mg of salt per teaspoon. As a result, it can be used as a salt alternative in various cuisines, including burgers, salads, and soups. The daily sodium intake recommendation is no more than 2,300 mg, which many Americans exceed. Using onion powder instead of salt when cooking can help lower your risk of high blood pressure, heart disease, and stroke.

onion powder

Calcium is a nutrient that your body requires for solid bones and teeth, but it also helps with nerve transmission and muscle function. One hundred grams of onion powder has 38% milligrams of calcium. With daily intake guidelines ranging from 1,000 to 1,200 milligrams, this quantity may not seem like much, but adding onion powder to your favorite foods can easily enhance your intake.

When you use onion powder in your favorite recipes, you can boost the flavor without adding a lot of fat or calories. Maintaining a modest diet in both areas allows you to maintain weight control, lowering your chance of developing various health problems, including heart disease and diabetes. A teaspoon of onion powder has only eight calories and almost no fat, so you can use it as much as possible without jeopardizing your health.

Onion Powder Nutrition Facts

Onion Powder Nutrition Facts

According to the Centers for Disease Control and Prevention, the average American consumes too much sodium and few vital nutrients such as dietary fiber, vitamins, and minerals. Onion powder is a sodium-free way to improve the flavor and nutrition of your dishes. Onion powder comprises crushed dehydrated onion and is high in dietary fiber, manganese, calcium, and vitamin C.

1. Dietary Fiber

Fifteen grams of dietary fiber is included in a 100 grams serving of onion powder. This quantity provides 2.6 percent of an adult man’s daily fiber needs and 4% of a woman’s daily fiber requirement. A tablespoon of onion powder contains the same fiber as a half-cup of cooked cauliflower, one medium tomato, or 1 cup of diced, raw cantaloupe. A high-fiber diet may lower your risk of stroke, high blood pressure, cancer, heart disease, obesity, diabetes, and high cholesterol.

2. Manganese

Adult men require 2.3 milligrams of manganese per day, while women require 1.8 milligrams, according to the Institute of Medicine’s Food and Nutrition Board. One hundred grams serving of onion powder has 28% milligrams of manganese, which is enough to meet 4% of a man’s RDA and 5% of a woman’s. The body requires manganese for energy metabolism, blood sugar regulation, calcium absorption, bone tissue formation, hormones, blood coagulation proteins, and the antioxidant enzyme superoxide dismutase. You may be more likely to develop arthritis, osteoporosis, or diabetes if you don’t get enough manganese.

3. Calcium

Calcium’s primary job is to assist the growth, development, and preservation of bones and teeth, but it is also required for muscle and nerve function. Calcium is required to absorb other minerals such as vitamin D, vitamin K, and magnesium effectively. One hundred grams of onion powder includes 38%milligrams of calcium or approximately 3% of the daily calcium requirement for persons aged 19 to 50. High blood pressure, osteoporosis, obesity, and high blood cholesterol can be prevented by eating sufficient calcium-rich foods.

4. Potassium

Potassium, a vitamin that helps control blood pressure, is found in a teaspoon of onion powder. Other body functions that rely on appropriate potassium intake include muscle and bone contraction, digestion, and heartbeat. Potassium insufficiency can lead to muscle spasms, irregular heartbeats, and weakness, but adding onion powder to your spice cabinet is simple to boost your intake.

5. Vitamin C

Every 1-tablespoon serving of onion powder contains 1.6 milligrams of vitamin C. This amount provides 1.7 percent of a man’s daily vitamin C requirement. In comparison, it provides 2.1 percent of a woman’s vitamin C RDA. Vitamin C is an antioxidant that can prevent free radicals from causing DNA damage. It also helps maintain bone health, increases collagen formation, and promotes wound healing. You may have an increased risk of cancer, age-related macular degeneration, osteoarthritis, hypertension, and heart disease if you don’t get enough vitamin C in your diet.

McCormick Culinary Onion Powder

McCormick Culinary Onion Powder is a dehydrated ground onion flavoring. This product is the ideal fresh onion substitute because it’s onion, plain and simple. To impart onion flavor without the weight and moisture of an onion bulb, use this aromatic spice in marinades and dry rubs. Because onion powder spice is made from field-grown onions, it can be used in recipes for fresh onions. One fresh medium-sized onion or a half-cup of chopped fresh onion flavor and one tablespoon of McCormick onion powder for cooking.

onion powder


What Is The Composition Of Onion Powder?

Onion powder is made from onions that have been dried (either air-dried, dehydrated, or freeze-dried) and crushed to various degrees, ranging from flakes to powder. There’s no texture, no water, and the onion flavor is more intense. The flavor of onion powder varies, precisely like whole onions. Onion powder is a crushed onion that has been dehydrated and is widely used as a flavoring. It’s a typical component of seasoned salts and spice blends like beau monde seasoning. Toasted onion is used in some variants, and you can use white, yellow, or red onions.

How To Store Onion Powder?

Store the onion powder in an airtight spice jar in a cold, dry spot, such as a kitchen cupboard. This powder may be kept indefinitely if stored properly, though the flavor will start to fade after about a year. To avoid clumping, give the jars a good shake the first few days after dehydration to break up any wayward clumps, and optionally add some uncooked rice or beans to absorb any excess moisture.

The shelf life of onion powder is remarkably long, and a three- or four-year shelf life is possible with commercially dried powder. On the other hand, your homemade version may not match the same high standards. In a well-sealed container, onion powder can last for up to a year, depending on how well it’s dried.

How To Make Onion Powder?

Step 1: Prepare The Onion

Peel and slice the onions with a knife or mandoline (for even slices) at a maximum 1/8 inch thickness (3 mm). Use a food processor/chopper for a few seconds to make dried minced onion, or use a mandoline and finely mince with a knife.

Step 2: Dehydrate The Onion

Place the onion slices on parchment-lined baking pans, ensuring they don’t touch or overlap and bake at the lowest temperature possible. It’s great if the temperature is between 130 and 150 degrees Fahrenheit/54 and 66 degrees Celsius. If your oven doesn’t go that low, set it to the lowest setting and prop the door open with a wooden spoon handle or something similar to enable more ventilation and steam to escape while the onion dehydrates. Check on the onion every hour, and flip it over a couple of times if you want it to dry out faster.

Please remove it from the oven when it snaps rather than bends or when it bends only a little (as it should continue to crisp while cooling). It should snap rather than bend once it has cooled. If not, it will have to be returned to the oven.

Step 4: Sun Drying

Place the onion slices on an extensive kitchen towel/cloth or a baking pan lined with parchment paper and place them near a window in a well-ventilated area (if possible). Warmer, non-humid regions with plenty of sunshine are ideal for this alternative. The drying time will be affected by colder and more humid climates.

To speed up the process, flip the onion pieces a few times. Depending on the thickness of the onion, the weather, and humidity, this procedure may take a few days.

STEP 3: Gring The Flakes Into Onion Powder

To ground the dehydrated onion into onion powder, use a food processor, blender, coffee/spice grinder, or even a mortar and pestle. Sift the fine powder through a sieve once it’s been ground, then re-grind any bigger particles remaining. It’s time to prepare the onion powder.

How To Use Onion Powder?

Here are just a few ways to enjoy using the dehydrated onion powder.

  • In or over bread and other savory baked goods –  like bagels, buns, or bread. Like this Simple Homemade Multigrain Bread Recipe. Or pizza crusts like this traditional pizza, butternut squash pizza, or cauliflower pizza.
  • Add to soups & stews –like this Japanese-inspired Ramen Noodle Soup or Turmeric, Ginger & Pumpkin Immune Boosting Soup.
  • For burgers, falafels, and meatballs.
  • Dissolve into dressings, marinades, and sauces– like this Lemon Herb Tahini Sauce, Marinara Sauce, or Easy Raspberry Salad Dressing. Or add to Homemade Vegetable Bouillon Cubes and Powder.
  • In dips or used to garnish – like Rainbow Hummus 6 ways, Simple Spinach Yogurt Dip (Borani), or Smoky Eggplant Dip (Baba Ganoush).
  • Over or in egg dishes – like scrambled, fried, soft/hard-boiled, and Omelettes (with tips), Rainbow Egg Onigiri (Egg Rice Balls), and How To Make Fluffy Cloud Eggs.
  • To season roasted snacks – like nuts or these Lightly Spiced Easy Crispy Chickpeas or this Coconut Bacon.
  • Within seasoning, herb and spice blends – like everything bagel seasoning,  Simple Homemade Italian Seasoning, or Simple Mexican Seasoning (Mexican Spice Blend).
  • In batter for frying – works amazingly alongside paprika and garlic powder.
  • To season veggies and proteins – including Crispy Baked Fries and Roasted Purple Potatoes.
  • For other potato dishes – like mashed potato and baked potatoes or even homemade sour cream and onion flavor chips!


Onion powder is a seasoning prepared from ground onions that have been dehydrated. This aromatic spice is commonly used in dry rubs and marinades to provide concentrated onion flavor without the moisture and bulk of the onion bulb. They include compounds that can harm our companion animals’ red blood cells and cause them to burst, resulting in hemolytic anemia, which can be fatal if not treated promptly. The absorption of moisture is the most common cause of onion powder hardening. As previously stated, onion powders are dehydrated, which removes over 96 percent of the water. As a result, it hardens when the powder absorbs moisture or water.