Table 2. SPF 30 and SPF 50 sunscreen formulation with FEF values

   SPF 30 Sunscreen SPF 50 Sunscreen
 Avobenzone  2%  3%
 Homosalate  13  13
 Octisalate   5  5
 Octocrylene   2  5
Oxybenzone 4  6
Calculation 30/26 50/32
FEF 115.4 156.3