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Thiamine is one of the B vitamins and is also known as vitamin B 1. [3] [4] It is a cation that is usually supplied as a chloride salt . It is soluble in water, methanol and glycerol , but practically insoluble in less polar organic solvents .
Vitamin B 1. Thiamine. Thiamine deficiency causes beriberi. Symptoms of this disease of the nervous system include weight loss, emotional disturbances, Wernicke encephalopathy (impaired sensory perception), weakness and pain in the limbs, periods of irregular heartbeat, and edema (swelling of bodily tissues).
Thiamine deficiency is a medical condition of low levels of thiamine (vitamin B 1). A severe and chronic form is known as beriberi. The name beriberi is possibly in the 18th century borrowed from the Sinhalese phrase බැරි බැරි (bæri bæri, “I cannot, I cannot”) due to weakness.
Benfotiamine (rINN, or S-benzoylthiamine O-monophosphate) is a synthetic, fat-soluble, S-acyl derivative of thiamine (vitamin B1) that is approved in some countries as a medication or dietary supplement to treat diabetic sensorimotor polyneuropathy. Benfotiamine was developed in late 1950s in Japan.
The discovery dates of the vitamins and their sources Year of discovery Vitamin Food source 1913: Vitamin A (Retinol) Cod liver oil: 1910: Vitamin B 1 (Thiamine) Rice bran: 1920: Vitamin C (Ascorbic acid) Citrus, most fresh foods 1920: Vitamin D (Calciferol) Cod liver oil 1920: Vitamin B 2 (Riboflavin) Meat, dairy products, eggs: 1922: Vitamin ...
Thiamine pyrophosphate (TPP or ThPP), or thiamine diphosphate (ThDP), or cocarboxylase is a thiamine (vitamin B 1) derivative which is produced by the enzyme thiamine diphosphokinase. Thiamine pyrophosphate is a cofactor that is present in all living systems, in which it catalyzes several biochemical reactions.