We all strive to make our hair look shiny and sleek, but there’s a common beauty blunder many of us are guilty of.

Hair stylist Matt, known on TikTok as mattloveshair, frequently shares tips and tricks for better hair care. He recently disclosed that a routine habit could be making our hair greasy, particularly when it comes to using hair serum.

It seems a lot of us have been applying it incorrectly. Matt advises against putting the serum directly onto your hands and then into your hair,…