The science of dry shampoo is relatively simple.

Interestingly, applying dry shampoo before instead of after your workout could be the trick to longer-lasting hair.

If your hair still has visible residue after massaging, you may have applied too much.

Woman spraying dry shampoo

In this case, gently brush the excess out using a comb.

To ensure you end up with a freshly styled look, Northwood recommends treating dry shampoo like regular shampoo.

Thinking of throwing your hair up in a post-gymmessy bun?

Dry shampoo in roots

Your hair will thank you.

Woman spraying dry shampoo