Butter Lovin’ Zinc-Only Shea and Lemon Sunscreen SPF 50
This formulation was designed to provide SPF 50 performance using only zinc oxide to deliver UV filter content. It is water-resistant, preservative-free, and can be customized with natural butters and oils.
The HallBrite® BHB in HallBrite® EZ-FLO ZDX Plus aids wetting and dispersion of the zinc oxide and enhances the feel of the final product.
Our Biochemica® Shea Butter HMP is combined with Biochemica® Lemon Butter to soften, moisturize and rejuvenate skin, and contribute a nice fragrance. In vitro analysis delivered SPF ~59, PFA (PPD) ~18 performance with critical wavelength 376 nm.
|1||To the main vessel add phase A and start mixing, and then heat to 80°C.|
|2||Add phase B into phase A and mix until uniform.|
|3||After 5 minutes start cooling batch and when batch is < 70°C add phase C and mix well.|
|4||Pour into chosen container and cool down.|