10 citations,
November 1946 in “Journal of the American Medical Association” Severe vitamin deficiencies in children can cause significant hair problems.
April 2007 in “CRC Press eBooks” Certain vitamins in wrong amounts, alcohol abuse, metals, and other toxins can cause serious brain and nerve damage.
3 citations,
February 2017 in “The American journal of medicine” A woman's heart failure improved after she added vitamins and changed her diet from only cheese chips and cake.
4 citations,
December 2020 in “Current sports medicine reports” Athletes usually get enough vitamins and minerals from a healthy diet, and supplements are only needed for those with actual deficiencies.
January 2019 in “Springer Reference Medizin” Follicle Stimulating Hormone is important for fertility.