Types and use of Natural Coloring Feed Additives commonly used in chickens

Adding a certain amount of natural feed rich in carotenoids (lutein) to the chicken diet can increase the color of poultry products and improve the commodity grade. Such as: marigold, aggregate grass, clover, kelp (or other seaweed), pine needle powder, gardenia, orange peel powder, amaranth, alfalfa, pumpkin, red chili noodles, cabbage and so on.

Marigold collected marigold petals dried and ground into fines, adding 0.3% to chicken feed can make laying hens produce dark orange yolk eggs, and broilers have golden skin.

The polymeric grass is cut and air-dried and crushed into powder, and 5% is added to the chicken feed to increase the color of the egg yolk from grade 1 to grade 6, and the chicken skin and fat are golden yellow.

The fresh clover is chopped and 5% 10% is added to the chicken feed, which can save part of the feed and increase the color of the egg yolk significantly.

Kelp or other seaweed contains high carotenoids and iodine. After crushing, 2% and 6% are added to the chicken feed, the yolk color can be increased by 2 ~ 3 grades, and high iodine eggs can be laid.

Pine needle leaf powder dried and crushed the tender branches and leaves of pine trees into fine particles, and 3% 5% was added to the chicken feed, which not only had a good effect of increasing color, but also increased the laying rate by about 13%.

Gardenia is ground into powder and 0.5% 0.1% is added to chicken feed, which can make the egg yolk dark yellow and increase the laying rate by 6% to 7%.

Orange peel powder will dry and grind orange peel and add 2% to 5% in chicken feed to deepen the color of egg yolk and significantly increase egg production.

The amaranth is chopped and 8% 10% is added to the chicken feed to make the egg yolk orange, save feed and increase egg production by 8% to 15%.

Chop up the old pumpkin and add 10% to the chicken feed to increase the color of the chicken skin and egg yolk.

Adding 0.3% to 0.6% red pepper in chicken feed can improve the color of egg yolk, skin and subcutaneous fat, increase appetite and increase egg production.

Adding an appropriate amount (0.2%) of calendula powder to the chicken feed can make the laying hens produce eggs with deep orange egg yolk, and make the chicken's skin a lovely golden yellow.

The malachite grass is cut and air-dried and crushed into powder, and 0.3% is added to the chicken feed to increase the color of the egg yolk from primary to 6.5, and the chicken skin and fat are golden yellow.

Honey 1 gram of honey is fed to each laying hen every day, which can deepen the color of egg yolk and improve the nutritional value of eggs. Because honey is a natural health food, contains a variety of nutrients.

When yellow corn was fed with 60% yellow corn combined with diet for 10 days, the egg yolk color could be increased from grade 1 to grade 8, and the skin of broilers could become ideal apricot yellow.

Cow dung powder the fresh cow dung is sterilized, dried and powdered, and 2% is added to the feed, which can significantly increase the egg yolk color and turn the chicken skin yellow.

In the actual breeding, there are many natural color feed additives are more commonly used. Such as calendula, ryegrass and so on more than 30 kinds.

The above recommended feed additives are all natural colorants, safe and non-toxic, and the "Red Egg" and "Sanhuang Chicken" produced after feeding can be safely eaten.