Women who might become pregnant should be especially cautious with vitamin A supplements or avoid them entirely .

Dull strands, flaky scalp, or sudden shedding? Experts break down how vitamin A affects hair health, how much you really need ...

Dear M.E.B.: I think many media sources avoid the complexity of the issue. The preferred unit to describe doses of vitamin A are now micrograms RAE, or “retinol activity units.” Different vitamin A ...

Uttar Pradesh's health department has initiated a month-long campaign to administer vitamin A supplements to 2.6 crore ...