To help prevent premature skin aging, what type of sunscreen is recommended for daily use?

The recommended sunscreen for daily use to help prevent premature skin aging is broad-spectrum with an SPF of 15. This choice is significant because 'broad-spectrum' indicates that the sunscreen protects against both UVA and UVB rays. UVA rays are particularly harmful as they penetrate the skin more deeply and are responsible for photoaging, which can lead to wrinkles and loss of skin elasticity.

An SPF of 15 is considered sufficient for daily use, especially for individuals who have mostly indoor or limited sun exposure, as it provides a good level of protection while allowing users to incorporate sunscreen easily into their routine. Daily use is vital, as consistent sun protection can significantly reduce the risk of skin damage and help maintain healthier, more youthful skin over time.

Options with lower SPF or that are not labeled as broad-spectrum do not provide adequate protection against the wide range of harmful UV rays. For instance, a sunscreen with an SPF of 10 would offer much less protection and be less effective for daily wear. Meanwhile, higher SPF products, while better at blocking UV radiation, may not be necessary for everyone for day-to-day activities unless they are spending prolonged periods outdoors. Thus, broad-spectrum with SPF 15 effectively balances adequate protection with practical everyday use.