Can Chickens Eat Onions?

Can Chickens Eat Onions? Yes, chickens can eat onions, but this should be done in moderation. Onions are natural antibiotics, antioxidants and this would be helpful to your chicken’s health.

Chickens are omnivores and can consume almost every food item. They delight in the variation in food items such that they get to eat something different from their daily diet.

Can chickens eat onion

Those rearing chickens, avoid giving their chickens onions. What they are aware of, is that it contains a lot of nutrients and has more nutritional value. Some chickens don’t like the smell and taste of onions. You shouldn’t force your chickens to eat treats they don’t like. There are other options they would prefer that would serve a similar purpose.

Table Of Foods And Fruits That Your Chickens Can And Can’t Eat.

Here’s a table showing some of the fruits your chicken can and can’t eat and how they should be eaten.

Nutritional Table For Onions

In 100g of onions, there are 40 calories


Total fat 0.1 g 0%
Saturated fat 0 g 0%
Cholesterol 0 mg 0%
Sodium 4 mg 0%
Potassium 146 mg 4%
Total carbohydrates 9 g 3%
Dietary fiber 1.7 g 6%
Sugar 4.2 g
Protein 1.1 g
Vitamin C 12%
Iron  1%
Vitamin B6 5%
Calcium 2%
Vitamin D 0%
Cobalamin 0%


Interesting Facts About Onions

  • Onions are rich in minerals, vitamins, protein, fiber, and carbohydrates.
  • Onions can thrive in any soil type but they are at their best in loose and acidic soils
  • There are 27 types of onions.
  • Onions are vegetables, belonging to the bulb family
  • Onions make you cry when you slice them because of the presence of sulfuric acid in them.
  • Sulfuric acid in onions are not harmful, they only burn the eyes
  • Cutting onions under running water can counter the effect of sulfuric acid on the eyes
  • Onions were worshiped in ancient Egypt and were also part of the burial rights of dignitaries
  • Sliced onions can relieve insect bites or burns
  • Crushed onions can be used to polish silverware and metal objects.
  • When you put onions in stockings, making a knot after each onion, the onions last longer
  • Onions can be used to cure cough and fever

Can Chickens Eat Onions?

 Chickens can eat onions because onions contain a wide range of nutrients, such as vitamins, minerals, proteins, fiber, and carbohydrates. These nutrients serve important individual roles that are beneficial to your chicken. In every 100 grams of raw onions, there are less than 40% calories. Onions are 89% of water, 9% of carbohydrates, 1.7% of fiber, and they also contain fatty acids.

Onions can be cooked before they are served to your chickens to make them more presentable. They can be sliced up and served raw depending on how your chickens like it. For chickens that don’t like onions, you should try mixing it up with other treats like grapes, bananas, apples, pineapples, and some other kitchen wastes. Be sure to include your chicken feeder when creating a chicken feed mix to ensure they are eating all of the provided mix.

  • What You Should Know About Onions

Taking many onions can affect the taste of the eggs produced by your chicken. The eggs begin to taste like onions, which isn’t particularly a nice taste. It also affects the smell of the eggs.

It can also cause hemolytic anemia also known as Heinz anemia. This is a blood condition resulting in weakness in the legs of your chickens, lethargy, and ruffled feathers, giving your chicken a rough look.

The scallions are the only parts of the onions that are unsafe for your chickens. They can feed on the bulb, the flowers., and the stalk. feed

You should not give your chickens dry rings of onions. Onions, in moderation, have a lot of health benefits.

Benefits Of Onions To Chickens

  • Allow for healthy weight gain
  • Prevent the activities of parasites
  • Promote antioxidant activities by decreasing the blood sugar levels
  • Aid digestion
  • Make the chicken feed more efficient
  • Improve bone health
  • Provide energy
  • Reduce inflammation
  • Prevent viral diseases
  • Increased growth
  • Increased egg production.

In Summary

Onions are nutritious to your chickens but should be eaten in moderation to avoid health issues and unnecessary expenses and loss. Chickens can take white, red, and spring onions. They don’t like it uncooked and so you should prepare well. You could also serve it along with other treats just for better taste. 

You should not give your chickens onions as a daily meal. Onions should not be up to 10% of their regular meal. This could affect their health and diet. Avoid feeding your chicks with onions as their body system may not be strong enough to digest the strong compounds in them.

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