Are acorns safe for pigs to eat?

In this brief guide, we are going to answer the question, “Are acorns safe for pigs to eat?”. We will also discuss the potential benefits and risks to pigs from eating acorns.

Are acorns safe for pigs to eat?

Yes, pigs can safely eat acorns in small quantities. Some animal farms use acorns as a part of the pigs’ diet. But acorns can be poisonous to pigs in large quantities so if you’re raising a pig as a pet, giving acorns to eat is not a good option.

All oak trees have a bittersweet flavor in their acorns, branches, and leaves. This makes it an appealing feeding source for some animals, such as sheep and cattle. Pigs in particular find acorns very appealing.

How many acorns can a pig safely eat?

It is not possible to say how many acorns are needed to make a pig sick. Pigs raised for meat eat acorns every day without any sign of sickness. 

There will most certainly be long-term effects of eating acorns. So if your pet pig eats one or two acorns, you don’t have to worry. But keep them away from acorns as much as possible.

Can all pigs eat acorns? 

Most pigs can safely eat acorns. Some livestock farmers even use pigs to clean the acorns from the field before sending out the cattle to graze. Pigs who are allowed to eat acorns on purpose are usually raised for meat. The owners are not concerned about their long-term health. There is demand for pork from pigs fed entirely a diet of acorns. 

If you are raising a pig as a pet, do not give him acorns. Different pig breeds can respond differently to acorns and your pig can easily get sick.

Are there risks to pigs from eating acorns?

Yes, some pigs can respond badly to eating acorns. They can exhibit the same symptoms of acorn poisoning as cattle, horses, and dogs.

Here’s what can happen if your pet pig feeds on too many acorns.

  • Acorns are also quite fattening when consumed in large quantities. During acorn season, a pig might easily acquire 10 to 30 pounds. This is not at all healthy for your pet pig.
  • Tannic acid, found in oak leaves and acorns, causes protein absorption to be irregular. Tannic acid works as an inhibitor, restricting the tissues of the organism. Tannins in acorns and leaves bind to proteins in the linings of the pig’s gastrointestinal and intestinal tracts, causing cell damage.

What are the benefits of feeding pigs acorns?

There are many benefits to feeding pigs acorns. These apply only if you are rearing pigs for meat. If you are having a pig as a pet, feeding them acorns has a lot of health implications in the long run.

  • Pigs that have been fed with acorns are more flavorful and nutritious for the diner. Because of the leanness of factory-farmed pork, pork has been advertised as “the other white meat” for decades. Acorn-finished pork, on the contrary, is richly packed with fat and has a deep red color. 
  • Surprisingly, while being fatter, acorn-finished hogs produce healthier meat. The fat produced is particularly high in beneficial omega-3 fatty acids and oleic acid, a monounsaturated lipid that lowers LDL (“bad”) cholesterol while increasing HDL (“good”) cholesterol. Acorn-fed pigs are frequently referred to as “olive trees on four hooves” because of their health benefits.
  • Acorn-finished meat is ethical because it allows the pigs to get some sunshine while also allowing them to engage in natural behaviors. Pigs are not overcrowded and have the freedom to act freely. The majority of acorn-fed pigs are free of antibiotics and hormones.
  • Because acorn-fed pigs spend their lives roaming through forests and meadows, they naturally disperse their dung, avoiding the toxic waste concerns that affect many large-scale pig farms. Manure from pastured pigs, rather than polluting the air and groundwater, can benefit the soil.

How to keep my pet pig safe from eating acorns?

Don’t let your pet pig eat acorns. Here’s how you can protect your pet pig from acorn poisoning.

  • If there are several oak trees in a pasture or yard, the trees should be destroyed or the pigs should be fenced out.
  • You may need to keep the fence up for a long time if you fence off an acorn-covered area. Setting up a program to keep pigs off those fields or out of that specific section of your property from the time acorns begin to fall until many weeks after the acorns have dropped is an alternative.
  • If you are letting your pet pig into the yard, clean up the acorns and oak leaves with yard vacuums multiple times a day.


In this brief guide, we answered the question, “Are acorns safe for pigs to eat?”. We also discussed the potential benefits and risks to pigs from eating acorns.

If you have any questions or comments, please let us know.


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