to overview Vitamins Occurrence and structure Riboflavin is also found in vegetable and animal products, especially in large quantities in milk and dairy products. Its structure is characterized by a tricyclic (consisting of three rings) isoalloxacin ring to which a ribitol residue is attached. Furthermore, vitamin B2 is in: broccoli, asparagus, spinach eggs and wholemeal … Vitamin B2 – Riboflavin
to overview Vitamins Occurrence and structure Pantothenic acid occurs both in animal and in vegetable products, particularly plentifully in yolk, liver and kidney. In addition it is formed by our intestine bacteria. It is developed from beta Alanin and Pantoinsäure. Further Vitamin B5 is contained in: Nuts, rice, fruit, vegetables and brewer’s yeast. Its most … Vitamin B5 – pantothenic acid
In xerophthalmia, the cornea and conjunctiva of the eye dry out. Vitamin A deficiency is usually the cause of the condition, which is most common in developing countries. Treatment is by vitamin A substitution or by creating an artificial tear film. What is xerophthalmia? The cornea is the most anterior, highly curved and transparent portion … Xerophthalmia: Causes, Symptoms & Treatment
to overview Vitamins Occurrence and structure Vitamin K is produced by plants and by our intestinal bacteria. An important structural feature is naphthoquinone (consisting of 2 rings), to which a side chain is attached. Vitamin K plays an important role in blood clotting. It modifies the coagulation factors II, VII, IX and X, as well … Vitamin K – Phylloquinone
Definition – What is meant by burning in the fingers? A burning sensation in the fingers can be understood in very different ways. It can be a superficial sensation on the skin, which is similar to a burning pain after an insect bite or nettle netting. A deeper burning sensation can also occur in the … Burning in the fingers
Associated symptoms Since the burning in the fingers is often due to nerve damage, other symptoms associated with nerve disorders are also typical. This leads to other sensations such as numbness, tingling or severe shooting pain. The motor nerve fibres, which are responsible for controlling the muscles, can also be affected. This leads to paralysis … Associated symptoms | Burning in the fingers
to overview Vitamins Occurrence and structure Tocopherol only occurs in plants, so it is particularly abundant in vegetable oils, for example. It has a chroman ring with a side chain. Among these oils are sunflower oil, palm oil, wheat germ oil and olive oil. Function Vitamin E is found in all biological membranes and serves … Vitamin E – tocopherol
To the overview: Vitamins Synonyms Cholecalciferol Occurrence and structure Cholecalciferol/Vitamin D is the precursor of Calcitriol. It is synthesized from cholesterol. The cholesterol is split in the skin by exposure to sunlight (i.e. UV light) and thus becomes cholecalciferol, which is actually vitamin D. The active form, however, is calcitriol, whose chemical name is actually … Vitamin D
Dosage Since only a part of vitamin D is absorbed through food and the other part is formed on the skin itself through the sun’s rays, it is difficult to determine a guide value for a daily dose. The amount of vitamin D produced by the body itself depends on many factors, such as skin … Dosage | Vitamin D
Symptoms of deficiency The daily requirement of vitamin D is taken up on the one hand via food, but on the other hand it is produced by the body itself. In order for the body to be able to produce vitamin D, however, it needs the sun’s rays on the skin. Even with a balanced … Symptoms of deficiency | Vitamin D
Values Scientists are not yet in agreement about the ideal value for vitamin D in the blood. However, a vitamin D level of over 30 micrograms per liter is recommended. Particularly after the winter, in addition, often even in the summer exhibit over half of humans between 18 and 80 years a Vitamin D value … Values | Vitamin D
to overview Vitamins Occurrence and structure Most plentifully Folsäure is in vegetable materials such as spinach, asparagus sheet salads and grain, as well as in animal liver. It consists of three components: Pteridinsäure, Benzoesäure and Glutamat. Vitamin B9 is further contained in: Beet, brocolli, carrots, asparagus, Brussels sprouts, egg yolk, tomatoes and nuts Function Before … Vitamin B9 – folic acid
