D-Biotin is one of B vitamins, also known as vitamin H, vitamin B7, coenzyme R (Coenzyme R) and so on. Is a water-soluble vitamin B group members. Biotin in the liver, kidney, yeast, milk content of more organisms fixed carbon dioxide is an important factor. Easy with the combination of a protein in egg white, eat lots of raw protein can block the absorption of biotin led to a lack of biotin, such as hair removal, weight loss, dermatitis, etc. Biotin in fat synthesis, gluconeogenesis and other biochemical pathways play an important role.
D-Biotin is a colorless acicular crystals with urea and a combination of parallel thiophene rings, and with the acid side chain; very slightly soluble in water and ethanol, insoluble in other common organic solvents. In the moderate acid and neutral solution can be stable for several days, is less stable in alkaline solution. Fairly stable in normal temperature, but allows it to lose heat and oxidant activity.
Oral biotin rapidly from the stomach and intestinal absorption of biotin in the blood of 80% in free form, distributed in body tissues, in liver and kidney content of more, after treatment by the majority of biotin in the urine as unchanged discharge, only a small part of the metabolism of biotin sulfur oxides and double down biotin.
Vitamin H combined with the enzyme in the body of carbon dioxide fixation and carboxylation process, and the body's important metabolic processes such as pyruvate carboxylase and transformed into oxaloacetate, acetyl coenzyme A carbonylation such as malonyl coenzyme A in sugar and fat metabolism The main biochemical reaction. It is also certain microbial growth factor, a trace amount (0.005 g) to make the test bacterial growth. For example, the growth of Neurospora crassa requires a very small amount of biotin. Body needs every day about 100 to 300 micrograms.
D-Biotin as food additives is a coenzyme of many enzymes in the human body, fatty acids and carbohydrates in the body's metabolism; protein synthesis; also involved in vitamin B12, folic acid, pantothenic acid metabolism; for urea synthesis and excretion. Help fat, glycogen and amino acids in the human body for normal synthesis and metabolism; promote sweat glands, nerve tissue, bone marrow, male gonads, skin and hair of normal operation and growth, reducing eczema, dermatitis symptoms; prevent gray hair and hair loss, there help treat baldness; ease muscle pain; for urea synthesis and excretion of purine synthesis and oleic acid biosynthesis. For the treatment of arteriosclerosis, stroke, lipid metabolism disorders, hypertension, coronary heart disease and circulatory disorders of the disease.
Other food additives: Calcium Ascorbate Mannitol Calcium Propionate
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