The best thing you can ever do for yourself id to find out the side effects of a drug or vitamin supplements so that you know how to use the drug to avoid being the victim of its side effects.  Avoid overusing and self-medicating vitamin supplements because some of your body organ may stop working appropriately.  There is no danger n taking vitamin supplements daily unless the vitamins that are in the supplements are higher than the average amount.  Avoid taking vitamin A supplements that have vitamin A above 2,500 IU and vitamin E supplements that have Vitamin E content of more than 30 IU. Taking high amounts of vitamin A increase the risk of getting birth defects and osteoporosis.  Smokers are at risk of contracting lung cancer when they take a lot of multivitamin pills. Vitamin C pills may increase the risk of kidney stones when taken daily.


 Forget about the side effects of vitamin supplements because everything has its defects but the benefits of these vitamins are more as discussed here.


 There are unique formulations of vitamin supplements for people who have special needs such as hair loss, depression symptoms, pain reduction, stiff joints and women who are in preparation to conceive. 


Some people are suffering from medical conditions that lead to severe deficiencies hence they need vitamin supplements. Health conditions that affect the digestive system make it challenging for the system to absorb the right amounts of the nutrients that the body needs. Lack of a regular balance diet requires the person to take vitamin supplements.


Some of the chronic illnesses that affect the performance of the digestive the system of a human being include chronic diarrhea, celiac disease, crohn’s disease, and gastric bypass surgery. Some of the causes of irregular balance diet are drug and substance abuse, dietary restrictions like the vegans and busy schedules that do not allow people to have time for themselves and eat properly. 


 Adults who rarely go to bask in the sun are given vitamin D supplements.  In most cases adults re the ones who suffer from osteoporosis, a condition that arises from deficiency of vitamin D in the body.  Vitamin D supplements boost the developments of strong bones and teeth in children.


 Kidney dialysis is a remedy for kidney failure thus when someone is undergoing this treatment the doctors give him or her vitamin supplements.

 When the genetic condition of a person interferes with the metabolism of vitmin B the person has to be given a daily dose of vitamin B that is higher than the average amount of vitamin B that the body needs.


Eliminate toxins from the blood using vitamin supplements.  There are more toxins in the body in the moments of stress, inadequate sleep and when industrial solvents, food toxins and xenoestrogens get into the body. For more information, click here: https://simple.wikipedia.org/wiki/Multivitamin.