It is a shampoo, not a hair loss treatment, and we won't tell you otherwise. What it does: cleans the scalp properly, clears flakes and buildup, and makes fine hair look fuller at the root after each wash. Customers who want a treatment pair it with a scalp serum.

Turn the head counterclockwise to ON, squeeze shampoo straight onto the wet scalp, turn it back to OFF, then massage with the bristles until it foams. Rinse.

A coin sized amount per wash. The lather is rich, so more is not better. Turn the brush head to OFF after dispensing so it stops flowing, which is the one thing early reviewers wished they knew sooner.

Most people describe it as a massage, not a scrub. One reviewer put it this way: "People said the brush is too rough, but this one isn't. It's actually massage-like." If your scalp is sensitive, press lightly and let the lather do the work.

Anyone who reacts to menthol or fragrance. It tingles and it has a light scent. Keep it out of your eyes, and don't use it on cuts, sunburn, or an irritated scalp. For kids, ask your pediatrician first.

Yes to daily use. It has no sulfates or silicones, so it is the gentle option for color treated hair. With extensions, keep the brush on the scalp between the wefts and use your fingers along the bonds.

Then you get your money back. Every order is covered by our 45 day guarantee. Email us, no forms, no questions.