Vitamin D helps the body absorb the calcium it gets as calcium is one of the main building blocks of your bones.
A lack of vitamin D deficiency can lead to bone diseases such as osteoporosis or rickets.
This vitamin also has a role within your nerve, muscle and immune system which is a good job we can get it very easily.
Vitamin D can form through exposure to the sun on the skin, but be careful as too much sun exposure can cause issues such as melanoma so be sure to use skin protection creams.
You can get this vitamin by eating foods high in Vitamin D such as eggs (yolks specifically), saltwater fish and liver.
Other foods sources are milk and cereal which often have vitamin D added.
Supplements for vitamin D are also available widely and are in most multivitamin supplements, but be sure to check with your healthcare provider to check how much you should take.