Yes olive oil does help to hydrate your skin and helps add moisture to your skin as well.
You can use some facial spray to also help hydrate your skin on your face and other parts of your body and also use a skin moisturizer.
Another thing you should do is stay hydrated yourself by drinking plenty of water.
Water not only hydrates yourself and keeps you from dehydrating but drinking water also helps keep your skin hydrated as well.
But yes you can also use olive oil to moisturize and hydrate your skin as well.
Yes olive oil can help dry skin.
Olive oil is a natural moisturizing oil that can be used for cooking and even moisturizing your skin.
When it comes to dry skin the olive oil is one of the best oils to naturally moisturize your skin.
You can apply the olive oil directly to your skin and massage the olive oil into your skin and within a few days to a few weeks of doing so you should see really good moisturized skin.
If your skin is really dry then it may take awhile of using olive oil daily to get your skin completely moisturized.
You can also apply some regular skin lotion or other moisturizers to your skin but olive oil does work great when moisturizing skin.
Vaseline also known as petroleum jelly is also good to help hold moisture in your skin and prevent the skin from drying out.