Say hello to the eyebrows you dreamed of with lashfridays brow growth serum. Our brow enhancer improves the look of thin, sparse or over-plucked brows Infused with a combination of peptides, collagen and vitamins, our lash serum will help to nourish and support your eyebrows to appear thicker, fuller and more voluminous. 3 Months Supply if applied once daily.