Sunscreen vs. Vitamin D: Do You Really Need to Burn for Your Bones?
The 'but I need sun for vitamin D' line is the most common reason people skip protection - the evidence quietly takes it apart.
There is no safe level of UV exposure that maximizes vitamin D without raising skin cancer risk, and studies show that regular sunscreen users are not vitamin D deficient.
The American Academy of Dermatology states that you can get vitamin D safely through food and supplements rather than deliberate UV exposure, noting that regular sunscreen users have not been found to be vitamin D deficient.
Questions we get a lot
Does wearing sunscreen cause vitamin D deficiency?
Evidence does not support that fear. The American Academy of Dermatology notes that studies show regular sunscreen users are not vitamin D deficient. In real-world use, people rarely apply enough sunscreen perfectly enough to block all vitamin D synthesis. Diet and supplements remain a reliable safety net.
Is there a safe amount of sun for vitamin D?
According to the AAD, there is no safe level of UV exposure that maximizes vitamin D without also raising skin cancer risk. Because of that, dermatologists recommend getting vitamin D from food and supplements rather than deliberate sun exposure. This avoids trading cancer risk for a nutrient you can get another way.
How should I get vitamin D if I avoid the sun?
The American Academy of Dermatology advises obtaining vitamin D through a healthy diet and supplements rather than UV exposure. Foods and supplements can maintain healthy levels without the skin cancer risk that comes with deliberate sun or tanning. If you are concerned about your levels, a doctor can test and advise on supplementation.
r/SkincareAddiction: 'I keep hearing daily sunscreen will tank my vitamin D - is that actually true or a myth?'