Question

about history of vitamins and write how many types of vitamins?

Answer 1

2 types of vitamin
1.water soluble
2.fat soluble

Answer 2

In 1905, an Englishmen named William Fletcher became the first scientist to determine whether the removal of special factors, known as vitamins, from food would lead to diseases. Doctor Fletcher made the discovery while researching the causes of the disease Beriberi. there are two types of vitamin
1- water soluble
2- fat soluble