Vitamin A	Promotes growth in young animals and helps with immunity from diseases. A deficiency will diminish fertility in pigeons and cause improper development of the pigeon’s eggs.
Source	Green Peas, Yellow Maize, Cod liver oil.

Vitamin B1	Pigeons need B1 to convert carbohydrates into glycogen for storage in the liver. B1 helps with appetite and healthy nervous, digestive systems. Vitamin B1 also promotes build the skeleton.
Source	Wheat, Green Peas, Brown Rice.

Vitamin B2	Essential for the metabolism of proteins, Carbohydrates, and fats. It is necessary for adequate functioning of the nervous system and the proper development of the embryo.
Source	B2 is found in the same foods as B1. Wheat, Green Peas, Brown Rice. Adequate amounts contained in most cereals and legumes.

Vitamin B6 & B10	Vitamin B6 (Pyridoxine) regulates metabolism of the nerves and liver. It is also important for growth. B10 (Folic Acid) Prevents anemia. Pigeons deficient have leg cramps and tier quickly.
Source	B6 occur in all kinds of grains, yeast and bran. B10 found in grains, yeast

Vitamin B12	This vitamin is very important. This is the only vitamin that contains the metal cobalt. B12 is essential for formation of red blood cells. It is necessary for development of eggs and for growth in the first few weeks in a pigeon’s life.
Source	B12 is of animal origin and is not found in normal pigeon food. However it is contained in chick rearing food and in black dirt.

Vitamin C	Vitamin C helps produce antibodies to fight pathogenic organisms. It works in relationship with vitamin A.
Source	Pigeons produce vitamin C in the liver. Vitamin C is not required in their food. Deficiency in the vitamin A will diminish the production of vitamin C.

Vitamin D	Vitamin D assists in taking calcium and phosphorus from the intestines and into the blood stream, where they can be used for building the skeleton. Deficiency of D will promote a deficiency of these two minerals. Vitamin D helps balance the ratio of calcium and phosphorous.
Source	The pigeon’s body produces vitamin D from ultraviolet rays from sun light. Supplement diet with cod liver oil. Another source that contains D is barley. Supplements also can be used.

Vitamin E	Called the fertility vitamin. Deficiency in this vitamin will render both sexes infertile.
Source	The germ of cereal grain and legumes are rich in vitamin E. green peas, wheat, and maize.

Vitamin K	Necessary for regulation of blood clotting. Deficiency will slow coagulation.
Source	Adequate green in the diet will prevent any deficiency.