Although the amount of selenium in
human milk varies with the mother's selenium intake, mean intakes as low as 4.7 µg (60 nmol) / day selenium in exclusively human milk - fed infants in Finland are not associated with selenium deficiency symptoms (Kumpulainen et al., 1983).
Various studies have concluded that the caloric content of
human milk varies from mother to mother.
A study in Nigeria found that calcium and potassium levels in
human milk varied by a factor of 2, magnesium and copper by a factor of 3, chloride levels by a factor of 4, iron and selenium by almost 5, iodine and sodium by almost 7, and zinc, which is vital to the nervous system, by over 7.15 In other words, some mothers had seven times more zinc in their milk than others.
Not exact matches
Although the components of breast
milk will
vary depending on the woman's health, even an undernourished mother is a remarkably efficient producer of nutritious
human milk.
The interpretation of research on
human milk storage
varies widely which is why when you ask 10 different people about storage guidelines — What are safe methods and temperatures for storing and defrosting and warmiing, you may get 5 different responses.
Some
human milk also
varies in color and can be blueish, yellowish, or brownish.
Breastfed babies tend to poop a little more than other babies because
human milk is more easily digested than formula but, again, this can
vary because every baby and body is different,» she says.
Human breast
milk does contain DHA, with the amount
varying greatly depending on the mother's own diet.
While protein levels in
human milk remain constant at about 11 percent under various conditions, levels of fat and lactose — both essential for the development of the nervous system —
vary widely.22 Even the various anti-inflammatory and antibacterial compounds in a mother's
milk vary markedly according to her diet.23
It can be derived directly from
human milk but amounts
vary widely dependent on dietary intake.