According to the card, the product is a food supplement, an additional source of vitamin D3; the composition of the capsule is refined vegetable oil, a gelatine shell and cholecalciferol. How cholecalciferol differs from other forms of vitamin D and why it was chosen, the card does not explain. The content of the vitamin in the capsule is not stated on the card.
General information (not a manufacturer's instruction): the exact D3 content is on the packaging.