15 minutes 3x/wk: Adequate vitamin d can be produced by sunshine exposure 3 times a week for 15 minutes each time wearing a bathing suit and without sunscreen.
Answered 8/10/2016
5.5k views
6 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question