The mere attempt to stimulate the immune system is counterproductive. In many such products, all sorts of vitamins, minerals, and trace elements are mixed together.

Such micronutrient cocktails make an overdose of individual nutrients more likely. Even if there is a deficiency, combination preparations such as Orthomol Immun are not a good solution. The promise of effectiveness of supposedly immune-boosting nutritional supplements must also be questioned. An undersupply of nutrients with a normal diet is extremely rare in countries like Germany. An oversupply of vitamins and minerals is also a serious health risk in healthy people. In Germany, the answer is 'yes.' To the question'should you take nutritional supplements that promise to strengthen your immune system?' The answer is 'yes,' according to the experts at the Institute for General Medicine at the Goethe University Frankfurt. The answer is also 'no.'