The intake of vitamin D in the form of micelles and in its practically water-soluble form, achieves immediate and high absorption with the highest bioavailability and excellent effectiveness, in all age groups and in every patient profile, even in cases with a disorder of digestion and absorption of fats and fat-soluble vitamins such as patients with celiac disease etc. The composition of the new generation D3 fix drops is characterized as well tolerated and particularly friendly thanks to the natural olive solvent, the natural vanilla aroma and the natural sweetener (D3 fix drops 200).