Usually, synthetic brushes aren’t as fluffy and can be stiff. Natural animal hair, on the other hand, is shiny, hard, and smooth--and tearing synthetic bristles is really hard.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Most people don’t clean their makeup brushes often enough ...

Makeup brush bristles are available in three main categories: natural, synthetic, or a blend of the two. If you adhere to a vegan lifestyle, prefer vegan products, or have any allergies to animal ...