Earthsavers Lash + Brow Grow Serum targets thin, short, and sparce brows. The serum is non-prostaglandin and includes peptides, botanicals, and vegan stem cells to lengthen and strengthen lashes and brows in as little as 2 weeks. Lash + Brow Grow Serum has a non-irritating formula that is pregnancy safe and will not distort eye color.