What is Vitamin?
They are small organic molecules and composites that are needed for growth and improvement in our body.They are needed in small amounts.They usually function as coenzymes or parts of coenzymes. except for vitamin D and vitamin K,vitamins are taken  from outside.Vitamins are classified  as Lipid-Soluble and Water-Soluble
Vıtamins image
I BUILT MY SITE FOR FREE USING