New research shows using sunscreen does not prevent vitamin D production. Vitamin D, which is vital for bone health, is produced by the skin in response to UVR from sunlight. In addition to being the main source of vitamin D, UVR is a known cause of skin cancer.
Dermatologists suggest seeking shade, wearing protective clothing and applying water-resistant sunscreen with an SPF of 30 or higher. A recent survey conducted by the AAD found that individuals are applying sunscreen incorrectly leaving them vulnerable to the sun’s dangerous UV rays.
"Although moisturizer with SPF does provide sun protection, our research suggests that it's not on the same level as sunscreen," said Dr. Austin McCormick. "We would not recommend it as a like-for-like replacement for your sun protection needs."
The ease of searching the internet and patient curiosity about their own skin conditions often leads to patients presenting their physicians with questionable self-diagnoses and medical theories. In a press release on Oct. 30, 2017, dermatologists from the University of Southern California (USC) present seven common skin care myths patients believe.