Wave D3 2000 Iu Is A High-Quality Formulation Recommended As A Nutritional Supplement For People Who Wish To Take Care Of Their Immune System And Good Health. The Preparation Is Also Recommended In The Autumn-Winter Period, As Well As For People With A Poor Diet In Vitamin D3. Vitamin D3 Is Produced By The Effect Of Ultraviolet Radiation On The Skin. Despite The Fact That Every Organism Can Produce Vitamin D3, The Modern Lifestyle And Insufficient Exposure To Solar Radiation, Results In A Deficiency Of Vitamin D3, Which Must Necessarily Be Obtained Through Food, As Its Role In Maintaining Body In Good Condition Is Important.