Broad Spectrum SPF ~55, PFA ~22 Sunscreen Cream

Preparation:

Add A to the main vessel, dissolve B with continued mixing and then add C, stirring until fully incorporated. Start heating to 85°C and add premix of D. To a secondary vessel add E, start mixing, add F, heat to 85°C, and then add G, in order. With both phases at 85°C, slowly add the oil phase (EFG) to the water phase (ABCD) with prop mixing. Start homogenizing and cooling. When batch reaches 55°C start sweep mixing and continue cooling. At 50°C or lower, add H with mixing. When batch is smooth, add I with mixing and replace any water lost to evaporation. Mix until again smooth and at desired filling temperature. Stop cooling and mixing, perform final quality assurance checks, and package product