Description: Nordic Naturals Baby??s Vitamin D3is in the natural form of vitamin D (cholecalciferol) for optimal absorption. It has no colouring or flavourings and comes in a carrier oil of organic extra virgin olive oil. The administration is simple due to the easy-to-use dropper lid and provides 400 IU in one convenient drop. Vitamin D is a fat-soluble nutrient. It is known as the ??sunshine?? vitamin as our bodies can convert sunlight into Vitamin D through a process that starts in our skin. Unfortunately, many people do not get enough sunlight exposure due to many factors or they have problems with the conversion process in the body which is where supplementation with a quality Vitamin D product can be very beneficial. Vitamin D is essential throughout all stages of life and is an important nutrient for infant health especially bones, immune system development and it may also support normal sleep rhythms. The American Academy of Paediatrics recommends that breastfed or partially breastfed infants receive 400IU of supplemental vitamin D daily. Ingredients: Each 1 drop (0.03ml) Provides: Vitamin D3 (cholecalciferol) 400 IU Other Ingredients:Organic extra virgin olive oil. No:Gluten, milk derivatives or artificial colours or flavours. Directions: Infants and Children: Take one drop daily. Never administer this product by putting dropper bottle into infant??s mouth. For correct dosage, place one drop onto pacifier or mother??s breast before nursing. Alternatively, the product may be mixed into food or liquids. It can also be taken from a spoon.