Is your wallet getting as thin as your hair thanks to pricey pills and potions promising to save your strands?

You’re not alone. In the US, more than 80% of men and nearly half of women will face significant hair loss in their lifetime, fueling a multi-billion-dollar industry selling quick fixes that don’t always work.

But before you empty your pockets, know this: There are a few simple everyday steps that one trichologist says can help protect your hair and keep it it looking fuller. 5

William Gaunitz, a certified trichologist and founder of Advanced Trichology , shared five easy, effective ways to support scalp health and fight hair loss from home.

He also gave The Post a heads-up about three popular hair hacks that could actually wind up doing more harm than good.

#1. So

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