7 doctors weighed in:

Besides poor nutrition, what causes vitamin d and iron deficiency?

7 doctors weighed in
Dr. Bryan Levey
Pediatrics
5 doctors agree

In brief: Depends

Vitamin d deficiency is usually poor intake or lack of sunlight exposure or both.
Iron deficiency can be poor intake, poor absorption, or excessive iron loss, which usually means bleeding.

In brief: Depends

Vitamin d deficiency is usually poor intake or lack of sunlight exposure or both.
Iron deficiency can be poor intake, poor absorption, or excessive iron loss, which usually means bleeding.
Dr. Bryan Levey
Dr. Bryan Levey
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1 comment
Dr. Martin Fried
also poor intake of vitamin C can lead to poor absorption of Iron,
Dr. Martin Fried
General Practice

In brief: Sunlight

you can get a vitamin d deficiency by not getting enough sunglight.
Iron is found and best absorbed from red meat. A diet low in red meat and high in milk could result in iron deficiency

In brief: Sunlight

you can get a vitamin d deficiency by not getting enough sunglight.
Iron is found and best absorbed from red meat. A diet low in red meat and high in milk could result in iron deficiency
Dr. Martin Fried
Dr. Martin Fried
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Dr. Scott Bolhack
Wound care

In brief: Nutrient deficiency

Vitamin d deficiency can be caused by inadequate intake, inadequate sunlight, impaired absorption, and impaired conversion to the active form by the body.
Iron deficiency can be caused by inadequate intake, absorption blockage in the intestines, and chronic blood loss. Within each category above there can many causes.

In brief: Nutrient deficiency

Vitamin d deficiency can be caused by inadequate intake, inadequate sunlight, impaired absorption, and impaired conversion to the active form by the body.
Iron deficiency can be caused by inadequate intake, absorption blockage in the intestines, and chronic blood loss. Within each category above there can many causes.
Dr. Scott Bolhack
Dr. Scott Bolhack
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