Dietary supplement is defined a product which is consumed orally and contains “nutritional elements” in order to fulfill the diet of a person.

The “nutritional elements” of these products include: vitamins, trace elements, herbs, amino acids, enzymes etc. {Dietary Supplement Health and Education Act (DSHEA), 1994}.

In Natural Regulating Medicine, dietary supplements should be suggested ONLY through targeted and individualized diagnosis, which can be whether the investigating method of electromagnetic fields (bioresonance) or hair tissue analysis, or by the investigation of classical methods (MRI, X-rays, biochemical) with major goal to prescribe the suitable dietary supplement or bioactive compound in order to regulate the concentration of metals, vitamins, and trace elements in combination with the right dietary habits that someone has to adapt daily.