Can chickens eat nuts (Almonds, Walnuts, Pecans)?

In moderation Yes, in small amounts

Yes, a few — plain, unsalted nuts chopped small are a fine treat, but never moldy ones.

Why

Fresh Eggs Daily lists unsalted nuts as safe; The Happy Chicken Coop says chop them and never feed moldy nuts; Grubbly Farms says rinse salt off flavored almonds and chop walnuts. Merck lists nuts among crops that can carry aflatoxin.

Watch out for aflatoxin (if moldy). If a bird may have eaten a lot of it and seems unwell, call a veterinarian who treats poultry.

How to serve nuts (Almonds, Walnuts, Pecans)

  • Shelled, unsalted, chopped

Be careful with

  • High in fat — small amounts
  • No salted, candied or flavored nuts
  • Never moldy

The treat rules for every food

  1. 1Scraps are not nutritionally balanced. Letting them displace complete feed can cause nutritional disorders and lower egg production; hens that fill up on treats can run short of calcium and draw it from their bones, weakening shells.
  2. 2Never feed moldy, rotten or spoiled food. Molds can produce mycotoxins (e.g., aflatoxin on corn, peanuts, nuts, rice) that harm poultry, and University of Kentucky notes mycotoxins remain even if visible mold is removed. Rotting food can also be a source of Clostridium botulinum (botulism, 'limberneck'). Stale or wilted (not moldy) produce and bread are generally considered fine.
  3. 3Avoid very salty, sugary, fatty, fried or heavily processed human food (chips, fast food, candy, heavily salted leftovers). Merck notes salt above about 2% of the diet is usually considered dangerous for poultry, that birds under 21 days old are more susceptible, and that restricted water access makes salt problems worse.
  4. 4Provide insoluble grit (granite grit or small stones) whenever chickens eat whole grains, scratch, seeds or forage; birds that can reach the ground usually find their own. Oyster shell is a calcium source, not grit (it is too soft). Birds eating only a complete pelleted feed do not need grit.

All 10 rules · How much feed they need

Sources

  1. 1What Can Chickens Eat? Guide to Healthy Treats (Lisa Steele)Fresh Eggs Daily
  2. 2The Definitive List of Chicken Treats: What Can Chickens Eat? (modified Mar 26, 2024)The Happy Chicken Coop
  3. 3The Complete Guide to What Chickens Can Eat (Alexa Lehr, updated 08/21/2026)Grubbly Farms
  4. 4Aflatoxicosis in Animals (last updated April 2025)Merck Veterinary Manual

General guidance, not veterinary advice. How we check the facts.

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