The GRO Ultimate Lash & Brow Kit delivers a complete approach to hair wellness. This set contains both lash and brow serums designed to encourage fullness and length. It also includes GRO Biotin Gummies that contain vitamins and minerals intended to strengthen hair and nourish the scalp. Using the serums twice daily alongside the supplement gummies is designed to produce visibly longer, thicker, and healthier-looking lashes and brows.