Explain the occurrence of vitamin B1, Biology

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Explain the Occurrence of Vitamin B1

Vitamin B1  occurs widely in the vegetable  kingdom. The richest sources for vitamin B1, as you may already know, are yeast, grain germs and rice polish. Whole grain bread and  potatoes are vitamin B1 sources of considerable dietary importance. Animal tissues rich in vitamin B1 are liver, kidney, brain and heart. Aqueous solutions of thiamine hydrochloride are unstable in the presence of alkalis and substances with alkaline  reactions, atmospheric oxygen, metal ions and UV light. Moreover, the solutions are affected by reducing and oxidizing agents, especially in the neutral and alkaline ranges.  

 


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