Healthy hair depends on more than shampoos and serums. Your gut plays an important role in absorbing nutrients and supporting immune function, while chronic inflammation may affect the normal hair growth cycle.

If you've noticed more hair in your brush, shower drain, or on your pillow lately, you’re not imagining it. What doesn’t help is assuming every case of hair thinning starts at the scalp.

If your hair feels thinner, duller, or more fragile than it used to, you’re not imagining it. What doesn’t help is assuming you just need better products or more supplements.