2 citations,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
24 citations,
June 2010 in “Clinics in Dermatology” Taking too many vitamin and mineral supplements can cause serious health problems.
October 2022 in “Southeast Asian journal of health professionals” Hair greying is seen as a sign of aging; temporary fixes like hair dye are used, but a balanced diet and hair care can help manage it.
52 citations,
May 1982 in “The American journal of the medical sciences” Vitamin A toxicity likely caused the patient's high calcium levels.
Many people in Saudi Arabia use vitamin D supplements, but few experience toxicity, showing the need for professional guidance when taking these supplements.