History The word “vitamin” goes back to a Polish biochemist named Casimir Funk, which was created in 1912 during intensive research into the vitamin deficiency disease beri-beri. Casimir Funk constructed the term “vitamin” from “vita”, which means life and “amine”, since the isolated compound was an amine, i.e. a nitrogenous compound. However, it later became … Vitamins
Occurrence and main symptoms of deficiency Vitamin B1 (thiamine) Vitamin B1 is found mainly in wheat germs, fresh sunflower seeds, soybeans and whole grain cereals. A vitamin B1 deficiency is usually due to malnutrition. In developing countries the typical thiamine deficiency disease beri-beri, caused by the consumption of husked rice, occurs. Symptoms of vitamin B1 … Occurrence and main symptoms of deficiency | Vitamins
Vitamin requirement The vitamin requirement depends on many factors. Thus play an increased Vitaminbedarf can be caused on stress, physical and mental load, diseases, smoking, pregnancy and quiet time. Age, Gender and living conditions play a decisive role. Vitamins in the banana Bananas are not as rich in vitamins as other types of fruit, but … Vitamin requirement | Vitamins
Hypervitaminosis One speaks of a hypervitaminosis when there is an oversupply of vitamins. This can only occur with the fat-soluble vitamins (A, E, D and K). However, this cannot be achieved by diet. Only dietary supplements and vitamin preparations can be considered. With a balanced and healthy diet, hypervitaminosis is not to be expected. Vitamins … Hypervitaminosis | Vitamins
Recommended vitamins for children In general, in most life situations there is no need for additional intake of vitamins (substitution), since a balanced diet rarely leads to a vitamin deficiency. However, there are recommendations for the intake of vitamins in certain life situations. Infants and toddlers can be given vitamin D (cholecalciferol). Substitution is also … Recommended vitamins for children | Vitamins
Definition One speaks of a Vitamin D deficiency if the physiological need for Vitamin D cannot be sufficiently covered. As standard value a Vitamin D mirror of 30 μg/l is accepted. Straight one in Germany lies the Vitamin D mirror however far under 20μg/l. Values between 10-20μg/l are referred to as a manifest vitamin D … Vitamin D deficiency
Causes The most common cause of vitamin D deficiency is insufficient intake of vitamin D from food, or insufficient formation of vitamin D by sunlight. This occurs particularly in the dark autumn and winter months. Dark skinned people living in Germany are also particularly often affected by a vitamin D deficiency, as their dark skin … Causes | Vitamin D deficiency
Pathophysiology – what happens when there is a vitamin D deficiency Vitamin D is formed from the precursor cholecalciferol, which is either taken in with food or formed by sunlight. This cholecalciferol then undergoes several reactions in the liver and kidneys until it is formed into the active vitamin D (also called calcitriol). In this … Pathophysiology – what happens when there is a vitamin D deficiency | Vitamin D deficiency
Diagnostics In order to clarify a vitamin D deficiency, a blood test is carried out by a doctor. This should be carried out if there are already manifest signs of a vitamin D deficiency or if a vitamin D deficiency is suspected. This is necessary for example with concerning, which exhibit a decreased bone density, … Diagnostics | Vitamin D deficiency
Many athletes resort to so-called supplements from time to time, dietary supplements, which are supposed to make the training even more effective and the results even clearer. But not all supplements are free of risks and side effects. And often the athletes do not even know which dangers they are exposed to. Especially cheap dietary … Tribulus Terrestris side effects
Side effects for athletes For athletes one of the most significant side effects is of great importance, especially in the field of competitive and elite sports. Taking Tribulus Terrestris can result in a positive doping test, as this supplement is known to help the body produce testosterone. Thus the athlete has an elevated testosterone level … Side effects for athletes | Tribulus Terrestris side effects
Positive side effects However, besides the negative side effects, there are also positive side effects. The plant influences the production of many male hormones and can thus have an effect on fertility. These hormones include LH (luteinizing hormone), testosterone and the follicle stimulating hormone (FSH). The male sex hormone testosterone is known to increase muscle … Positive side effects | Tribulus Terrestris side effects
