Poultry Feeding Guide for Healthy Birds

Feed decides how fast your birds grow, how many eggs they lay, and how well they fight off illness. Yet feeding is where many keepers make quiet mistakes. Too much protein, the wrong feed for the age, or a dirty feeder can all hold a flock back.
This poultry feeding guide keeps things simple. You will see what to feed at each age, how much to give, and which foods to avoid. There is also a table, a few checklists, and real examples to help it all make sense.

Why Feeding Matters So Much

A chicken is a small machine that turns feed into growth and eggs. If the fuel is poor, the output is poor. A bird that gets balanced feed has strong bones, shiny feathers, and steady energy.
Think of two flocks of the same breed. One gets a proper layer ration. The other gets mostly scratch grains and kitchen scraps. After a few months, the first flock lays regularly with firm shells. The second lays less, and many shells turn thin. The only difference is feed.
Good feeding also supports health. If you want to read about spotting problems early, see our guide to chicken health.

Know the Main Nutrients

Chickens need six things: protein, carbohydrates, fats, vitamins, minerals, and water. A good commercial feed already mixes most of them. Still, it helps to know what each one does.

• Protein: builds muscle, feathers, and eggs
• Carbohydrates and fats: give energy for daily life
• Calcium: makes strong bones and eggshells
• Vitamins and minerals: support the immune system and growth
• Water: helps digestion and makes up most of an egg

Notice that water is on the list. It is the most forgotten nutrient. We will come back to it below.

Feed by Age and Purpose

Birds need different feed as they grow. Using the wrong one is the most common beginner error.

Always follow the label on your feed bag. Brands vary a little, so trust the one you buy.

Starter Feed for Chicks

Chicks grow very fast, so they need rich feed. Offer starter crumbles all day. Keep fresh water close by, and dip a few beaks in the water on day one so they learn where it is.
Medicated starter feed can help prevent a disease called coccidiosis. Ask a local vet or feed store which option suits your area. If your chicks were vaccinated, use non-medicated feed instead, because the medicine can cancel the vaccine.

Grower Feed for Young Birds

From eight weeks, switch to grower feed. It has less protein, which helps pullets develop at a healthy pace. Do not rush to layer feed. The extra calcium can harm the kidneys of young birds.

Layer Feed for Hens

Switch to layer feed at about 18 weeks, or when the first egg appears. It has around 16 percent protein and added calcium. Most hens eat about 1/4 pound of feed per day, which is roughly a half cup.
Change feed slowly. Mix the new feed into the old one over a week. Sudden changes upset the gut and can drop egg numbers.

How Much Should You Feed?

Most keepers use free feeding. This means the feeder is always full, and birds eat what they need. It works well for chicks and laying hens.
Meat birds are different. They can overeat and develop leg problems. So, many farmers feed them in timed meals. Ask your hatchery for a plan that fits your breed.
As a quick guide:

• Laying hen: about 1/4 pound per day
• Large breeds: slightly more
• Cold weather: a bit more, since birds burn energy for warmth
• Hot weather: less feed, but much more water

A small flock owner once noticed her feed was vanishing twice as fast as normal. She checked and found rats feeding at night. Once she moved to a sealed bin and removed spilled grain, the feed use returned to normal. So, if feed disappears quickly, look for pests.

Water: The Most Important Nutrient

Chickens drink about twice as much water as feed by weight. In hot weather, they drink far more. Even a few hours without water can drop egg laying for days.
Follow these habits:

• Refill the drinker fresh each morning
• Scrub it at least twice a week
• Place it in the shade in summer
• Prevent freezing in winter with a heated base

Dirty bowls spread germs in any animal. Our tips on how to keep dog bowls clean use the same simple routine, and it works well for chicken drinkers.

Grit and Calcium

Chickens have no teeth. They store small stones called grit in the gizzard to grind food. Free-range birds usually find grit on their own. If your birds live in a run, offer a small dish of insoluble grit.
Laying hens also need extra calcium. Place crushed oyster shell in a separate dish. Each hen takes what she needs. Do not mix it into the feed, because non-laying birds can take in too much.
Thin or soft shells usually mean low calcium. Add shell and check again in a week.

Treats, Scraps, and Free-Range Foods

Treats make chickens happy and are good for bonding. However, they should stay under 10 percent of the diet. Too many treats push out balanced feed.

Safe Foods

• Leafy greens, cabbage, and spinach
• Pumpkin, squash, and cucumber
• Cooked rice, oats, and pasta in small amounts
• Berries, melon, and apples without seeds
• Mealworms and black soldier fly larvae

Foods to Avoid

• Avocado, chocolate, and raw dry beans
• Onions and garlic in large amounts
• Moldy or spoiled food
• Very salty or sugary snacks
• Raw potato peels, especially green ones

A friend once gave her hens a big pile of fresh grass clippings. The grass clumped in their crops and caused a blockage. After that, she only gave small handfuls of chopped greens. Portion size matters.
Free-range birds also eat bugs, seeds, and plants. This adds variety and protein. But watch for treated lawns. Before using any pest control near your flock, read about pesticides safe for use with chickens.

Store Feed the Right Way

Good feed can go bad quickly if stored poorly. Damp feed grows mold, and mold can make birds very sick.

• Keep feed in a metal bin with a tight lid
• Store it in a cool, dry spot
• Buy only what you can use in four to six weeks
• Check for a sour smell or clumps before feeding
• Clean up spills to avoid rats and wild birds

Wild birds can carry disease, so do not let them share the feeder. If you enjoy feeding songbirds, place those feeders far from the coop. Our post on how to attract birds to your backyard can help you choose a good spot. For general bird diets, see What Do Birds Eat?

Feeding Through the Seasons

Weather changes what your flock needs.

Summer

Birds eat less in heat, so make each bite count. Offer feed in the cool morning and evening. Give plenty of cool water. Frozen fruit or a frozen water bottle in the run helps too.

Winter

Chickens burn more energy in cold weather. Make sure feed is always available. A small handful of cracked corn in the evening gives a bit of extra warmth overnight. Do not overdo it, because corn is low in protein.

Molting Season

Hens drop feathers once a year, often in autumn. Feathers are mostly protein, so raise protein to 18 to 20 percent. Mealworms and a good feed help them recover faster.

Common Feeding Mistakes

Many problems come from a short list of errors:

• Giving layer feed to chicks
• Offering too many treats and scraps
• Letting feed get wet or moldy
• Forgetting grit for confined birds
• Changing feed suddenly
• Using dirty feeders and drinkers

Fix these, and your flock will be stronger within weeks.
If you have kids helping with chores, feeding is a great job to share. Our post on pets and kids learning responsibility together has ideas that fit well. Just make sure children wash their hands afterward.

Conclusion

A good feeding plan is simple. Match the feed to the age, give clean water every day, add grit and calcium, and keep treats small. Store feed dry and watch your birds for changes. Steady, balanced feeding leads to healthy birds, strong eggs, and fewer problems.

Frequently Asked Questions

What is the best feed for chickens?

A complete commercial feed that matches the bird’s age: starter, grower, or layer.

How much feed does a chicken eat per day?

An adult laying hen eats about 1/4 pound, or half a cup, each day.

Can chickens eat kitchen scraps?

Yes, in small amounts. Avoid avocado, chocolate, onions, raw beans, and moldy food.

When should I switch to layer feed?

Switch at about 18 weeks of age, or when the first egg appears.

Do chickens need grit?

Yes. Grit helps them grind food, especially if they do not free range.