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.

Sequence Trade Name INCI Name %
A BIOCHEMICA® SHEA BUTTER HMP Butyrospermum Parkii (Shea) Butter 33.00
  BIOCHEMICA® LEMON BUTTER Prunus Amygdalus Dulcis (Sweet Almond) Oil, Hydrogenated Vegetable Oil, Citrus Limon (Lemon) Peel Oil 3.00
    Polyhydroxystearic Acid 0.30
  BIOCHEMICA® SWEET ALMOND OIL Prunus Amygdalus Dulcis (Sweet Almond) Oil 20.20
  HALLBRITE® EZ-FLO ZDX PLUS Zinc Oxide [Zinc Oxide] (58%), Butyloctyl Salicylate, Ethylhexyl Methoxycrylene, Triceteareth-4 Phosphate, Triethoxycaprylylsilane 25.00
B   Zinc Oxide [Zinc Oxide] 5.00
  Olivem® 900 Sorbitan Olivate 5.00
    Silica (spherical, 12 µm) 8.00
C Biochemica ® Vitamin E Natural Tocopherol 0.50





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.