Strong bio-active D-Biotin, also known as Vitamin H, B7 and Coenzyme R, which is part of the Vitamin B group, together with other vitamins of the same group, is involved in the conversion of food into energy. Being a beauty vitamin, biotin plays an important role in the health of the skin, hair and nails, as it is one of the most important vitamins in ensuring the growth and renewal of cells. Biotin promotes the metabolism of macronutrients, the normal exchange of energy and the functioning of the nervous system. Along with many different tasks, biotin helps to maintain the normal state of the mucosa, and also supports psychological functions.