To use this kind of shampoo, massage it into your scalp, leave it on for 5 to 10 minutes, and then rinse. Be aware, though, that shampoo with coal tar might make your scalp more sensitive to the sun.

The purpose of dry shampoo is to absorb the excess build-up of oil and dirt in your scalp that accumulates throughout the day, but sometimes it can work too well, says Dr. Mamina Turegano, MD ...

We rounded up the very best shampoo bars (and conditioners) on the market right now, including clarifying, color-safe, and ultra-moisturizing formulas.

How we picked the best shampoo bars. When shopping for a shampoo bar, our experts recommend considering the following factors: Ingredients: Depending on your hair type, texture and scalp health ...

High levels of benzene, a cancer-causing chemical, have been detected in more brands and batches of dry shampoo products, according to a new report from Valisure, an independent laboratory.

If your shampoo doesn’t lather well and is difficult to wash out, you may be left with excess residue. Over time, the chronic buildup of residue and sebum can threaten scalp health, Caspara ...

Before beginning the shampoo, first comb and brush your hair thoroughly until it is smooth and straight and no tangles remain, then divide it in the centre into three parts, and, if necessary, rub ...