20 ml Drops / 400 doses. Daily doses can be increased by the healthcare professional when necessary. Vitamin D is a fat-soluble vitamin that has important functions in the body. Ocean Vitamin D3 products do not contain preservative additives, colorants, sweeteners, artificial flavors and added sugar. It offers safe use for adults. Pure Öz-Em olive oil, awarded for quality and taste, is used in Ocean Vitamin D3 products. It offers easy use with its drop form.