Patents

Lip Balm Containing Caffeine Patented by Shear Kershman Labs

Formulation consists of at least one lipid, a surfactant and a testosterone active.

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By: TOM BRANNA

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Photo: Shutterstock/Kmpzzz

US Patent 12,178,893 B2 (Alvin Kershman, Chesterfield, MO (US); Jeff Shear, Bonita Springs, FL (US); and Doreen Linze, Labadie, MO (US); Shear Kershman Laboratories, Inc., Chesterfield, MO (US))           

Shear Kershman Labs patented a lip balm formulation consisting of at least one lipid, a surfactant and a testosterone active. The lip balm formulation contains about 25-60 wt. % of a surfactant based on the total weight of the formulation. The surfactant consists of a mixture of mono- and diglycerides and propylene glycol and has an HLB of 4. The lip balm formulation contains about 30-60 wt. % of the at least one lipid based on the total weight of the formulation. At least one lipid comprises hydrogenated palm oil; and the surfactant minimizes the surface tension of at least one lipid.

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