Moroccanoil’s is among the few that delivers—visibly and wholeheartedly—on its thickening claims. The Moroccanoil Extra Volume Shampoo is a strand-pluming, root-lifting hair cleanser that ...

Typically, thickening shampoos accomplish this goal by coating individual strands with ingredients to plump them up and appear thicker. Strengthening hair follicles with ingredients like keratin ...

Over 80% of men and nearly 50% of women experience significant hair loss in their lifetime, according to NYU Langone Health. Ulo’s Thickening Shampoo and Conditioner are naturally formulated to ...

Sophie is a writer for InStyle, where she reports on noteworthy beauty products—including skin care, hair care, and makeup—and, occasionally, covers celebrity style trends. The Handcraft ...