You should stop giving your baby vitamin D by age 12 months or 1 year of age.
However you can still give your baby Vitamin D after that age but you don't have too anymore.
It is possible to give a baby too much Vitamin D.
Too much Vitamin D given to a baby could lead to kidney disease.
Excessive vitamin D can cause nausea and vomiting, loss of appetite, excessive thirst, frequent urination, constipation, abdominal pain, muscle weakness, muscle and joint aches, confusion, and fatigue and even cause serious damage to kidneys.
Vitamin D does help babies and toddlers and children sleep better.
A lack of Vitamin D can make it hard for babies, toddlers and children to sleep properly.
You can put Vitamin D drops in the baby's bottle so they will take the Vitamin D drops easier.
Just add the Vitamin D drops to the bottle of milk and mix it up by shaking the bottle.
If your baby uses a pacifier you can also put some Vitamin D drops on the nipple of the baby's pacifier and they can get the Vitamin D that way as well.
Formula fed babies should take Vitamin D as the formula does not contain enough Vitamin D for younger babies.
So you should still give the formula fed baby Vitamin D to keep them healthy and provide them with enough of the Vitamin D.
If a baby does not get vitamin D drops they may develop rickets although that's not always the case.
Some baby's thrive just fine without Vitamin D drops while some babies develop rickets so it's best to give the baby Vitamin D drops to reduce the chance of the baby developing rickets.
Babies don't really need or require vitamin D drops but it's recommended to give the baby vitamin D drops to keep them healthy.
However many babies have been born and thrived just fine without using vitamin D drops.
But it's a good thing to do when your baby is born as the vitamin D from the vitamin D drops can keep them healthy and help them thrive much better.
Babies need vitamin D to absorb calcium and phosphorus.
Too little vitamin D can cause rickets, a softening and weakening of bones.
Since sun exposure an important source of vitamin D isn't recommended for babies, supplements are the best way to prevent vitamin D deficiency.
Begin giving your baby the vitamin D drops in the first week or two of life.
Then, at 4 months of age (sooner if a baby is born at less than about 5 1/2 pounds), make sure the drops have both vitamin D and iron.
Secondly, older children need their vitamin D, up to 600 IU daily.
Babies who don't get enough vitamin D are said to have “vitamin D deficiency”.
If the vitamin D levels are low enough, babies are at risk of rickets, a disease that affects the way bones grow and develop.
You can make sure your baby has enough vitamin D by giving them a daily supplement (a dose of drops every day).
Vitamin D and 25-OH-vitamin D are 10 to 20% of breastmilk levels and 1 to 2% of maternal blood levels, respectively. [8,15-17] Levels are 1.5 to 2 times higher in hindmilk than in foremilk.
Vitamin D deficiency in children is associated with objectively measured decreased sleep duration and poorer sleep efficiency.
Furthermore, vitamin D deficiency was associated with delayed bedtimes, suggesting that vitamin D and circadian rhythm could be related.