Juan Brito
Around 90% of nonmelanoma skin cancers are associated with exposure to ultraviolet (UV) radiation from the sun.
Basal cell carcinoma (BCC) is the most common form of skin cancer and an estimated 4.3 million cases of BCC are diagnosed in the US each year.
With more consumer education surrounding the dangers of sun exposure, demand is high for products providing maximum protection.
In this article, Juan Brito, Scientist at BASF personal care, North America, shares his recommendations for making an inorganic or organic sunscreen of SPF50 that complies with US legislation, and contains soothing and antioxidant ingredients.
Sunscreen products with a sun protection factor (SPF) of 50 are in high demand by consumers.
It is challenging to formulate high SPF sunscreens due to the many factors that affect the SPF. In the US, ultraviolet (UV) filters are regulated by the FDA as over-the-counter drugs and formulators must adhere to a specific list of UV filters. Many approved filters are no longer used due to safety and effectiveness concerns.
Given these limitations, here are some tips to achieve the highest SPF possible.
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