
Raising chicks takes more than just providing them with a comfortable coop, a heat source, food, and water. As they grow, their nutritional requirements change, and it is important to understand the differences between chick and hen nutrition, as well as when and how to switch up their feed. Generally, chicks should be switched to adult feed when they are between 16 and 20 weeks old. However, it is important to do so gradually, as sudden changes in diet can upset their delicate digestive systems.
| Characteristics | Values |
|---|---|
| Age to switch to adult feed | 16 to 20 weeks old |
| Dietary requirements of young chicks | High protein content (18-20%), vitamins A, D, and E, calcium, and phosphorus |
| Dietary requirements of adult hens | Higher calcium and protein content |
| Starter feed | 20% protein content, omega-3s, prebiotics, and probiotics |
| Grower feed | 16% protein content, vitamins, and minerals |
| Layer feed | 18% protein content, omega-3s, calcium, and magnesium |
| Multi-Flock or All-Flock feed | 16% protein content, no calcium |
| Duckling feed | More niacin than commercial feeds |
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What You'll Learn
- Chicks need a diet high in protein and vitamins to support growth and development
- Starter feed is essential for chicks until they are 8 weeks old
- Switch to grower feed at 18 weeks, or when they start laying eggs
- Layer feed should be high in calcium and protein to aid egg-laying
- Transition to adult feed gradually to avoid digestive issues

Chicks need a diet high in protein and vitamins to support growth and development
Chicks have unique dietary needs that differ from adult hens. They require a diet rich in protein and vitamins to support their growth and development, including the development of feathers and muscles. It is important to feed chicks a diet with a protein content of around 18 to 20%. Omega-3s like DHA are also important for healthy brain development, while prebiotics and probiotics aid in gut health and immune development.
Starter feed is a good option for chicks as it provides them with the essential nutrients they need to grow and develop properly. It typically contains around 20% protein and comes in medicated and unmedicated formulas. The medication referred to is Amprolium, which protects against coccidiosis, an intestinal disease spread through faecal matter. Medicated feed should only be given to chicks that have not been vaccinated for coccidiosis.
It is recommended to feed chicks a starter feed from the day they hatch until they are about 18 weeks old. At this age, their nutritional needs begin to change as they approach maturity and start laying eggs. If you are using a commercial feed, it is important to follow the recommended timelines for switching to the next stage of feed.
When switching from chick feed to adult feed, it is important to do so gradually. Start by mixing a small amount of adult feed with their chick feed and slowly increase the proportion of adult feed over the course of a week or two. This will help to prevent digestive issues or illness caused by sudden changes in diet.
As chicks mature, their diet should be adjusted to meet their changing nutritional needs. A good quality feed for adult chickens has a protein content between 16-20% and includes additional nutrients such as omega-3s, calcium, and magnesium. Calcium is especially important for laying hens as it helps produce strong eggshells.
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Starter feed is essential for chicks until they are 8 weeks old
Chicks have different nutritional needs compared to adult hens. Young chicks require a diet high in protein, which is essential for their growth and development, as well as for the development of feathers and muscles. A good chick starter feed should have a protein content of around 18 to 20%.
Chick starter feed is formulated to provide the essential nutrients that chicks need in their early developmental stages. Starter feed contains a higher concentration of protein, typically around 20%, as well as omega-3s like DHA for healthy brain development, and prebiotics and probiotics for improved gut health and immune system development.
The starter feed is essential for chicks until they are 8 weeks old. During this time, chicks experience rapid growth and require specific nutrients to support their development. The starter feed ensures they get the necessary protein, vitamins, and minerals for healthy growth.
After 8 weeks, you can transition to a grower feed, which has a slightly lower protein content, typically around 16%. This feed is designed to support adolescent chickens as they continue to develop and prepare for egg-laying.
The timing of switching from starter to grower feed can vary depending on sources and specific circumstances. Some sources recommend keeping chicks on the starter feed until they are 18 weeks old, especially if they are on a medicated feed to protect against intestinal diseases. Others suggest transitioning to a grower feed as early as 6 weeks of age, coinciding with the move from the brooder to the chicken coop.
It is important to closely monitor your chicks during any feed transition. Watch for signs of digestive issues, such as diarrhea or decreased appetite. If you notice any problems, slow down the transition process to give their digestive systems more time to adjust.
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Switch to grower feed at 18 weeks, or when they start laying eggs
Chicks have unique dietary needs that change as they grow. Starter feed, which is high in protein, is ideal for chicks from birth to eight weeks old. This feed supports their rapid growth and development, as well as the development of feathers and muscles. It also aids in healthy brain development and improved gut health.
After eight weeks, adolescent chickens can be transitioned to a feed with slightly less protein, which helps them develop into healthy, egg-laying adults. This feed should be used until they begin laying eggs.
At 18 weeks, or when they start laying eggs, it's time to switch to grower feed. This feed is higher in calcium and protein, which helps the hens lay strong, healthy eggs. It is important to make dietary transitions gradually, as sudden changes can upset their delicate digestive systems. Start by mixing a small amount of the new feed with their current feed and slowly increase the amount over one to two weeks.
Additionally, it is recommended to avoid treats, as they can replace essential nutrients in their starter ration. However, supplements like chick grit can aid in digestion and help chickens satisfy their natural instincts for scratching and pecking.
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Layer feed should be high in calcium and protein to aid egg-laying
Chicks have different nutritional requirements from adult hens. Young chicks require a diet high in protein, which is essential for their growth and development, as well as for the development of feathers and muscles. A protein content of around 18 to 20% is recommended for chicks.
As chicks mature and begin to lay eggs, their nutritional needs change. Layer feed should be high in calcium and protein to aid in egg-laying. Calcium is necessary for egg shell formation, and protein is important for maintaining the health of the hen and ensuring the eggs are nutritious.
It is important to transition chicks to layer feed at the appropriate time, which is typically around 16 to 20 weeks of age or when they begin to develop larger bodies, combs, and wattles. This transition should be done gradually over a period of one to two weeks to avoid upsetting their delicate digestive systems.
Commercial feeds from reputable companies are formulated by poultry nutritionists to ensure that chickens get all the necessary nutrients in the right proportions. These feeds are designed to meet the specific needs of chickens at different life stages, including layer pullets. However, some chicken keepers choose to mix their own feed to ensure their chickens receive fresh, healthy, and non-GMO ingredients.
When mixing your own layer feed, it is important to consider egg production and select ingredients that provide the appropriate amount of nutrients to keep your hens laying successfully. For example, hard red wheat is a good source of protein and energy, while pearl barley is high in fiber but can be difficult for chickens to digest and should be limited to 20% of their diet.
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Transition to adult feed gradually to avoid digestive issues
Chicks have different nutritional needs than adult hens. Young chicks require a diet high in protein, which is essential for their growth and development, as well as for the development of feathers and muscles. A good chick feed should have a protein content of around 18 to 20%. Additionally, chicks need a good balance of essential vitamins and minerals to support their overall health. This includes vitamins A, D, and E, as well as calcium and phosphorus.
As chicks grow, their nutritional requirements change. Generally, chicks should be switched to adult feed when they are between 16 to 20 weeks old. At this age, their nutritional needs start to change as they approach maturity and begin to lay eggs. Another indicator is their physical development. If your chicks have started to develop larger bodies, combs, and wattles, it means they are reaching the point where they need a more adult-oriented diet.
When transitioning to adult feed, it is important to do so gradually to avoid upsetting their delicate digestive systems, which can lead to digestive issues or even illness. Start by mixing a small amount of adult feed into their chick feed. Begin with a ratio of about one part adult feed to three parts chick feed. Gradually increase the amount of adult feed over the course of a week or two until you are feeding them exclusively adult feed. During this transition period, keep a close eye on your chicks. Watch for any signs of digestive upset, such as diarrhoea or decreased appetite. If you notice any of these signs, slow down the transition process and give their digestive systems more time to adjust.
It is important to note that treats should be avoided as they can replace a percentage of the nutrition in the starter ration that their rapidly growing bodies require. Healthy snacks should only be offered rarely and in moderation. It is also not recommended to create homemade feed blends as imprecise calculations and wrong ingredients can affect growth in young chickens and result in negative long-term health consequences.
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Frequently asked questions
Switch your chicks from starter feed to grower feed when they are a few weeks old.
Transition your chicks to layer feed when they are 18 to 20 weeks old.
If your chicks have started to develop larger bodies, combs, and wattles, they are ready for a more adult-oriented diet.
It is important to switch your chick's food gradually. Sudden changes in diet can upset their digestive systems, leading to digestive issues or even illness.











































