It’s time to stop calling big brows a trend. One look at fall’s runways and it’s clear that bold arches are here to stay. So if you’ve been penciling, powdering, or gelling them in to reach Cara Delevingne-levels of face framing, it’s time to step it up. You no longer need a doctor’s appointment and prescription to score a tube of lash or brow-growing serum. Above, are seven formulas that nourish weak hair follicles with amino acids and peptides, while conditioning new growth with natural oils and vitamins.