Vitamins are a collection of organic compounds that required to the human for the regulation of their general functions (such as normal growth, maintenance of life, reproduction, etc.), Simply vitamins are vital for life and have a lot of roles.


The original word is ‘vitamine’ coined by Casimir Funk comes from Latin, vita=life + amine. Because they were thought to contain amino acids but scientist found that there are no amino acids even haven’t nitrogen, then Drummond modify it to ‘VITAMIN’.


Our body can produce only four vitamins i.e. Vitamin D, K, B3, and B7, so we have to take other vitamins through diet. We have to take vitamins in Small quantity because an excess of vitamins disturbs our body functions.


There are two types of vitamins.
1- Fat soluble
2-Water soluble


They are soluble in fat so-called fat soluble (such as vitamin A, D, E, K)

1- VITAMIN A (retinoids):

It includes retinol, retinal, retinyl esters. It is involved in many functions, i.e., immune system, vision, reproduction, cell growth, cellular communication, etc.
Vitamin A has effects on vision because it is used to make Rhodopsin(a protein which takes up light in retinal receptors), And Vitamin A also help full for differentiation and functioning of the cornea and conjunctival membranes.


Vitamin D is well known for its vital role in maintaining healthy bones. Its deficiency in children causes rickets and deficiency in adults cause osteomalacia.
Mostly, skin manufactures vitamin D under the action of ultraviolet rays from sunlight; it is also present in food but in less quantity.

3-VITAMIN E(Tocopherols, Tocotrienols):

Vitamin E helps to protect our cells from damage because of its nature as an antioxidant it fights with free radicals, which can cause fatigue, dry skin, minor illness and significant diseases.

It has four principal functions
– It removes oxidative stress.
-It is necessary for healthy bones, in particular for elders.
– It makes immune system strong.
– It maintains stable energy levels.

4-VITAMIN K(K arrives from its German name ‘Koagulations vitamin’):

Vitamin K is well known for its nature of blood clotting, and our body needs vitamin K to utilize calcium to make bones, so it also makes bones stronger and dense. our body stores it in fats and also in the liver.

Deficiency of vitamin K is rare, but if its deficiency occurs, this causes
Excessive Bleeding and Osteoporosis.


They are soluble in water so-called water soluble (such as Vitamins B-C complexes).

1- VITAMIN B complex:

In Vitamin B complex vitamins are similar in their properties to one another, so they grouped in a single complex (vitamin B complex), these vitamins made the team and designed to keep your whole body running smoothly. They also recognized as coenzymes.

Primary functions of vitamin B complex are following.
-Skin, hairs, and teeth need Vitamin B for good health.
-It maintains healthy cholesterol levels.
-Energy metabolism.
-It is good for antioxidant effects.
-It maintains hormone balance.
-It is beneficial for immune system health.
-It is useful for nervous system functions.

There are eight vitamins in this complex.

-VITAMIN B1(thiamin):

It helps the body to build and retain a robust and healthy immune system. Vitamin B1 is essential for the construction of new cells, so you’ve always got a good turnover of best fighters inside to keep you in the best shape.

-VITAMIN B2(riboflavin):

It has the property of antioxidant. Vitamin B2 plays a vital role in protecting your body from potentially damaging free radicals, which can do damage to everything from skin, to hair, energy levels.

-VITAMIN B3 (niacin):

Fatty acid and steroid manufactured with the help of vitamin B3, and Also it is part of a coenzyme that used in cellular metabolism, oxidation of fuel molecules.

-VITAMIN B5(pantothenic acid ‘Greek word means everywhere’):

Vitamin B5 is essential for maintaining healthy skin, teeth, and bones, as well a healthy reproductive system.

-VITAMIN B6(Pyridoxine, Pyridoxal, Pyridoxamine):

Vitamin B6 found in grains, nuts, beans, green and leafy vegetables, eggs, fish, and shellfish. It is an essential vitamin that our body can’t produce we have to take it through diet.
It has Three primary functions.
-It removes everyday stress.
-It supports nervous system function.
-It is also good for immune system response.

-VITAMIN B7(biotin):

It is essential for healthy skin, nails and hairs that’s why this used in beauty products. Biotin is essential for both metabolism and growth in humans, particularly concerning the production of fatty acids, digestive enzymes, and antibodies.

-VITAMIN B9(folic acid):

 It supports proper brain’s functions, needed for cell division, maturation of red blood cells, and also important for inhibiting memory loss, and boosting mood.

-VITAMIN B12(cobalamin, cyanocobalamin):

Like vitamin B9 it also helps in making red blood cells, also necessary for healthy nerve cells, and it also has a lot of functions.

2- VITAMIN C (ascorbic acid):

It is an essential vitamin, but our body can’t make it. It mostly found in citrus fruits (such as lemon, oranges, etc.
It has three primary functions.
-It helps in tissue growth and collagen production.
-It supports nervous system function.
-It is also helpful for immune system response.

In this article, I introduce every vitamin for more explanation about every vitamin visit our website.

Thanks for Reading 🙂