Give your baby 5 micrograms of vitamin D3 as a supplement every day from birth to 12 months if they are:
All babies who are being breastfed should continue to get a vitamin D supplement after birth, even if you took vitamin D during pregnancy or while breastfeeding.
You do not need to give your baby a vitamin D supplement if they are fed more than 300mls or 10 fluid oz (ounces) of infant formula a day. This is because there has been an increase in the amount of vitamin D added to infant formula. This is due to a change in EU law as of February 2020.
There are many suitable infant vitamin D3 supplements available to buy in Ireland. Use a supplement that contains vitamin D only.
Your baby needs vitamin D because:
Research shows that vitamin D plays an important role in helping the immune system. It may help prevent diabetes, heart disease, rheumatoid arthritis, MS (multiple sclerosis) and some forms of cancer.
African, Afro-Caribbean, Middle Eastern or Indian parents are more likely to have babies with low levels of vitamin D.
In severe cases, low-levels of vitamin D can cause rickets or osteomalacia in children.
Rickets is a condition that leads to soft bones. It can cause severe bone deformities such as bowed legs and spine curves. Rickets in adults is known as osteomalacia or soft bones. This can cause frequent bone fractures, muscle weakness and bone pain.
You can buy vitamin D3 supplements for babies in pharmacies and some supermarkets. It is important that you buy supplements that are suitable for babies and contain vitamin D3 only.