Abstract: The present invention relates to improved topical administration of one or more growth factors for non-surgical, cosmetic use. In particular, a combination of one or more growth factors with a microneedle roller. Specifically, the invention resides in a kit for cosmetic use comprising: one or more growth factors, growth factor mimetics, and/or growth factor receptor agonists formulated for topical application; and means to perform wounding of skin, such as a microneedle array, wherein the wounding is targeted to at least the epidermis and/or dermis of the skin to release endogenous thrombin into dermal and/or epidermal tissue.

Abstract: A composition to treat hair loss and enhance hair growth and condition. The composition comprises: i) one or more of VEGF, a VEGF biomimetic peptide, and/or a VEGFR2 receptor agonist; ii) ciclopirox olamine; and iii) a pharmaceutically acceptable carrier.

Abstract: The invention provides a microneedle roller comprising a rotatable drum, the drum including a plurality of radially projecting microneedles, wherein the microneedles are provided in substantially linear arrays, each array being carried by a support, and each array being arranged in a substantially axial direction relative to the drum.