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17 Health Benefits of Onion Powder With Side Effects

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Onion powder is an incredibly versatile ingredient, found in a wide variety of recipes. It is also packed with health benefits that many people may not be aware of. By incorporating onion powder into your diet, you can reap the numerous health benefits of onion powder, such as boosting immunity, improving digestion and reducing inflammation. In this article, we will discuss 16 amazing health benefits of onion powder you may not have known about.

17 Health Benefits of Onion Powder.

1. relieve cold and flu symptoms.

One of the most popular health benefits of onion powder is its ability to help relieve cold and flu symptoms. Onion powder has natural anti-inflammatory, anti-bacterial and anti-viral properties which help to reduce inflammation in the body and fight off infections.(1)


It contains Quercetin, a powerful antioxidant that can help to reduce nasal congestion, reduce coughing and sore throat and even boost your immunity. Regular consumption of onion powder can also help to reduce fever, nausea and other symptoms associated with colds and flu.

2. Aids in digestion.

Onion powder is an excellent digestive aid. It has a high concentration of dietary fiber, which helps to promote healthy digestion. The pungent flavor of onion powder helps to stimulate the production of digestive enzymes, making it easier for your body to break down food and absorb its nutrients.

Studies have found that onions are particularly effective at relieving indigestion, bloating and other common digestive issues.(2)

Digestive System

In addition, the anti-inflammatory compounds found in onion powder can help to reduce inflammation in the digestive tract, allowing you to digest food more easily. Adding onion powder to your meals can help to improve overall digestive health and keep your gut happy.

3. Reduces inflammation.

Inflammation is a natural response of the body’s immune system to fight off infection and injury. However, chronic inflammation can lead to numerous health issues such as diabetes, obesity and heart disease.

Onions contain quercetin, an antioxidant that has anti-inflammatory properties which can help to reduce the effects of chronic inflammation. Onion powder also contains sulfur-containing compounds that can help to fight off harmful bacteria and decrease inflammation.(3)

Additionally, onions contain high levels of vitamin C which is known to be an effective anti-inflammatory agent. Therefore, adding onion powder to your diet can help to reduce inflammation in the body.

4. Lowers blood pressure.

One of the lesser-known health benefits of onion powder is its ability to help lower blood pressure. The sulfur compounds found in onions help to relax blood vessels, allowing them to dilate and lower blood pressure.

This is particularly beneficial for those who suffer from high blood pressure as it can reduce their risk of stroke, heart attack and other cardiovascular issues.(4)

Exercise And Activities To Avoid In High Blood Pressure
Blood Pressure

Research has shown that a diet rich in onions can reduce systolic and diastolic blood pressure significantly. Additionally, eating foods that contain onion powder may be more effective at reducing blood pressure than taking supplements, so it’s best to incorporate it into your daily meals whenever possible.

5. Boosts immune system.

Onion powder is packed with immune-boosting vitamins and minerals that can help to strengthen your body’s defenses against bacteria and viruses. It contains Vitamin C, which helps to increase the production of white blood cells that help to fight off infections.

Onion powder also contains sulfur compounds that have antiviral and antibacterial properties, which can help to boost your immune system and protect you from common illnesses.

Additionally, onion powder contains quercetin, an antioxidant that has been found to help reduce inflammation and fight free radicals, which can help to protect your body from infection.

By incorporating onion powder into your diet, you can help to give your immune system a boost to better protect yourself from common illnesses.

6. Helps with weight loss.

Onion powder is a great way to help with weight loss. Onions contain several natural compounds that have been linked to aiding in weight loss, such as chromium, sulfur and quercetin.

Chromium is an essential mineral for the body and it can help to regulate blood sugar levels and reduce hunger cravings. Sulfur also helps with weight loss, as it helps promote the breakdown of fats in the body.(5)

Weight Loss

Quercetin is a powerful antioxidant that can help to boost metabolism and reduce inflammation, which is important for losing weight. Additionally, onion powder is low in calories and can help to curb cravings, making it a great addition to any weight loss diet.

7. Regulates blood sugar levels.

Onion powder has been known to regulate blood sugar levels in the body. Studies have shown that onion powder can help to reduce levels of fasting glucose in the body, which is important for controlling diabetes.

Blood Sugar

Onions also contain a compound called quercetin which can reduce glucose absorption from the intestine. Additionally, onion powder helps to boost insulin sensitivity and reduce inflammation, both of which are essential for managing diabetes.(6)

Finally, onion powder can also be used to regulate cholesterol levels in the body, which can help to control diabetes as well.

8. Reduces risk of cancer.

Onion powder may reduce the risk of certain types of cancer. Onions contain quercetin, which is a powerful antioxidant that helps to fight free radical damage that can lead to cancer.

Studies have found that people who eat onions regularly have a lower risk of developing colon, prostate and ovarian cancer. Quercetin has also been shown to reduce tumor growth in several studies.(7)

cancer cells
Cancer Cells

In addition, onion powder contains allicin, which is a compound that has been linked to decreased risk of stomach cancer. Therefore, adding onion powder to your diet may be a great way to reduce your risk of developing certain types of cancer.

9. Prevents osteoporosis.

Osteoporosis is a serious condition which weakens bones and increases the risk of fractures. Fortunately, onion powder may help to protect against this condition. Studies have found that onion powder can increase bone mineral density and decrease the activity of cells that break down bone.

Additionally, onion powder is rich in minerals such as calcium, magnesium and phosphorus, which are essential for maintaining strong bones.(8)

Eating foods containing onion powder may be an easy way to protect against osteoporosis and maintain healthy bones.

10. Improves heart health.

Onion powder has been linked to improved heart health. Research has shown that onion powder can reduce cholesterol levels, which is essential for maintaining a healthy heart.

Studies have also found that onion powder can help to reduce the risk of stroke, as well as reduce the risk of atherosclerosis, which is the hardening of the arteries.(9)

heart risk Corona virus

Additionally, onion powder can help to improve blood circulation and reduce inflammation in the cardiovascular system, reducing the risk of heart attack and stroke.

11. Reduces arthritis pain.

Onion powder has been found to help reduce arthritis pain. Studies have shown that regular consumption of onion powder can significantly reduce the severity of arthritic symptoms, including joint pain and swelling.

In particular, compounds in onion powder known as quercetin and sulfur compounds help to reduce inflammation, which is one of the primary causes of arthritis pain.

Additionally, onion powder can help to improve blood circulation, which can further reduce arthritis pain. So if you are looking for an all-natural remedy for your arthritis pain, consider incorporating onion powder into your diet.

12. Benefits of Onion Powder To Heals wounds.

Onion powder has antiseptic and antifungal properties that can help to heal wounds quickly. It can be applied directly to the affected area or mixed with carrier oil, such as olive or coconut oil, for a more potent treatment.

This can help to reduce pain, swelling and itching associated with wounds. It also has antibacterial properties that can help to prevent infection. Applying onion powder directly to the wound can also help to speed up the healing process by reducing inflammation and promoting blood circulation to the affected area.

If you’re looking for a natural way to heal wounds, try adding some onion powder to your skincare routine.

13. Improves skin health.

Onion powder has many beneficial effects on the skin. It is rich in antioxidants and anti-inflammatory compounds, which helps to protect the skin from free radical damage and reduce redness, swelling and irritation.


The antioxidants also help to prevent wrinkles and age spots, while the anti-inflammatory compounds soothe skin conditions such as eczema and psoriasis. Onion powder also has antibacterial properties that can help to treat acne, helping to reduce blemishes and restore a healthy complexion.

Additionally, onion powder is a great source of vitamin C, which helps to promote collagen production to maintain a youthful appearance.

14. Reduces stress.

Onion powder is rich in Vitamin B6, which helps to reduce levels of stress hormones like cortisol. Studies have found that onion powder can effectively reduce feelings of stress, anxiety and depression. This is because the compounds in onion powder interact with certain neurotransmitters that regulate our emotions and mood.(10)

By reducing levels of stress hormones, onion powder can help you feel calmer and more relaxed. Additionally, the sulfur compounds in onion powder can help to promote better sleep quality and reduce fatigue, both of which can contribute to a healthier emotional state. So if you’re feeling stressed out, try adding some onion powder to your diet and see if it helps.

15. Improves cognitive function.

Onion powder can help to improve cognitive function and help to protect against age-related mental decline. Studies have found that onion powder contains certain compounds that help to protect the brain from oxidative stress and the progression of diseases like Alzheimer’s.

In addition, onions contain quercetin, a natural antioxidant that helps to reduce inflammation and protect cells from damage. Research also suggests that quercetin can help to improve memory and cognitive function.(11)

Therefore, consuming onion powder regularly may help to boost your mental clarity and focus.

16. Enhances sexual function.

Onion powder has been found to have a beneficial effect on sexual health. Studies have shown that onion powder can increase libido and boost sexual arousal. This may be due to the presence of compounds like quercetin and allicin, which are believed to have a positive effect on testosterone levels.(12)

Onion powder can also help to reduce the symptoms of erectile dysfunction by improving blood circulation to the pelvic region. In addition, onion powder has been found to increase sperm count and motility, making it a great natural remedy for male fertility issues. For women, onion powder may also help to improve sexual pleasure and reduce vaginal dryness.

17. Benefits of Onion Powder For Hair.

Onion powder is an effective and natural remedy for hair problems. It can be used to treat a variety of hair issues, including dandruff, dry scalp and thinning hair.

The antifungal and antibacterial properties of onion powder make it an excellent choice for treating dandruff. Simply mix two tablespoons of onion powder with half a cup of water to create a paste. Massage this paste onto your scalp, leave it on for 10 minutes and then rinse it off with cool water. Repeat this twice a week to reduce dandruff flakes and irritation.(13)

Onion powder is also a great remedy for dry scalp. Mix one tablespoon of onion powder with one tablespoon of olive oil and massage the mixture into your scalp. Allow the mixture to sit for 20 minutes before rinsing it off with cool water. This helps to hydrate the scalp and promote healthy hair growth.

Onion powder also helps to strengthen and thicken your hair strands. Mix one teaspoon of onion powder with half a cup of yogurt and apply the mixture to your scalp and hair. Leave it on for 30 minutes, then rinse it off with cold water. Do this once a week for best results.

Onion powder is an excellent remedy for a number of hair issues. Its antifungal and antibacterial properties make it a great natural solution for fighting dandruff and promoting healthy hair growth.

Side effects of onion powder.

Onion powder can provide many health benefits, but it is important to be aware of the potential side effects. Here are five side effects that you should keep in mind:

1. Upset Stomach: Too much onion powder can cause nausea and an upset stomach. This is because it contains sulfur compounds that can irritate the digestive tract.

2. Allergies: Some people are sensitive to onion powder and can experience allergic reactions. Symptoms of an allergic reaction may include rash, hives, itching, sneezing, runny nose, watery eyes, difficulty breathing and swelling of the mouth, tongue and throat.

3. Burning Sensation: Eating too much onion powder can cause a burning sensation in the mouth and throat.

4. Low Blood Pressure: Onion powder may lower blood pressure by interfering with certain hormones in the body.

5. Drug Interactions: Onion powder may interact with certain medications, so it is important to consult your healthcare provider before taking it if you are taking any medications.

Overall, onion powder can be a great addition to your diet for its numerous health benefits. However, it is important to be mindful of the potential side effects and make sure to use it in moderation. If you experience any of the aforementioned side effects, discontinue use and seek medical attention as needed.

How to make onion powder at Home?

Making onion powder at home is a great way to save money and make sure that you always have a ready supply of this flavorful spice. Onion powder can be used in a variety of dishes, from sauces to soups and even sprinkled on salads. Here are some easy steps to make your own onion powder:

  • 1. Choose your onions – the sweeter the better. Red onions are the best choice for making onion powder because they are sweeter than yellow onions and have a stronger flavor.
  • 2. Peel and thinly slice the onions. Slice them as thin as possible so they will dry faster and more evenly.
  • 3. Place the slices on a baking sheet and place them in an oven heated to their lowest setting (around 200°F). Leave them in the oven for 6-8 hours or until the onions are completely dry and crispy.
  • 4. When the onions are done, take them out of the oven and let them cool down before putting them into a food processor or blender and pulsing until they become a fine powder.
  • 5. Store the powder in an airtight container in a cool, dark place.

Using homemade onion powder is a great way to add an extra punch of flavor to any dish. With these simple steps, you can have your own onion powder ready to use in no time.

Bottom Line.

Onion powder is a great way to get the benefits of onions without the strong flavor and smell that can be off-putting to some. Onion powder has a range of health benefits, from aiding digestion to helping reduce inflammation and blood pressure, as well as boosting immunity and providing many other benefits. In addition, onion powder is easy to make at home and is versatile enough to be used in a variety of recipes. While there are a few potential side effects to consider when using onion powder, these are minimal compared to the potential health benefits. All in all, onion powder is a great way to get the health benefits of onions without sacrificing flavor.

+13 Sources

Freaktofit has strict sourcing guidelines and relies on peer-reviewed studies, educational research institutes, and medical organizations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and up-to-date by reading our editorial policy.

  1. Natural Remedies for the Relief of Cold and Flu Symptoms: The Evidence for Garlic, Onion, Chilli and Chocolate;
  2. Allium cepa: A Treasure of Bioactive Phytochemicals with Prospective Health Benefits;
  3. A review of anti-inflammatory, antioxidant, and immunomodulatory effects of Allium cepa and its main constituents;
  4. The effects of Allium cepa L. (onion) and its active constituents on metabolic syndrome: A review;
  5. Effect of Daily Ingestion of Quercetin-Rich Onion Powder for 12 Weeks on Visceral Fat: A Randomised, Double-Blind, Placebo-Controlled, Parallel-Group Study;
  6. Investigation of the anti-hyperglycemic and antioxidant effects of wheat bread supplemented with onion peel extract and onion powder in diabetic rats;
  7. Garlic and onions: Their cancer prevention properties;
  8. The association between onion consumption and bone density in perimenopausal and postmenopausal non-Hispanic white women 50 years and older;
  9. Effect of onion on blood lipid profile: A meta‐analysis of randomized controlled trials;
  10. Effects of onion extract containing concentrated cysteine sulfoxides on sleep quality: a randomized, double-blind, placebo-controlled, crossover study;
  11. The effect of 24-week continuous intake of quercetin-rich onion on age-related cognitive decline in healthy elderly people: a randomized, double-blind, placebo-controlled, parallel-group comparative clinical trial;
  12. Testosterone in Males as Enhanced by Onion (Allium Cepa L.);
  13. Onion juice (Allium cepa L.), a new topical treatment for alopecia areata;



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This article contains scientific references. The numbers in the parentheses (1,2,3) are clickable links to peer-reviewed scientific researches.

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