Milk Makeup Kush Growhouse Lash + Brow Serum This top-rated Milk Makeup Kush Growhouse Lash + Brow Serum ($48) can be used on lashes or brows as its formula conditions and strengthens hair in both spots with hemp-derived cannabis seed extract. Also aiding in the thickening is a peptide blend, and supportive vitamin B5 and quinoa as well. Image Source: sephora.com Milk Makeup Kush Growhouse Lash + Brow Serum $48 from sephora.com Buy Now