A broad-spectrum sunscreen with SPF 30 or higher is absolutely non-negotiable. It must be applied generously to the chest every single day, even if covered by clothing, as UV rays can penetrate fabrics.
A broad-spectrum sunscreen with at least SPF 30. It is the most effective product to prevent UV damage, which is the number one cause of skin aging in any environment.
Wear wide-brimmed hats and UV-protective clothing in addition to sunscreen. Seek shade during peak sun hours (10 a.m. to 4 p.m.).
It requires patience. It typically takes a minimum of 4-6 weeks of consistent product use to see noticeable lightening, and 3-6 months for significant results.