Superdrug carries all the beauty and health items you're looking for at great prices. Standard delivery is free, and if you use their Beauty Card you'll rack up points toward future purchases!
Click "add to basket" when you've found what you need, then click the "checkout" button at the top of your screen.
Enter your login details or click "register" and create an account; if you'd rather not, click "express checkout."
Enter your delivery address and contact info (if you don't have an account already) and then move on to choose a delivery option. Scroll down to add your code and payment.
Open the Promotional Codes site in a new window and look for the Superdrug code you'd like to use. Copy the code and head back to your basket; click "enter promotion code" and paste your code in the box that shows up on the next page. When you're done, click "continue" to see your new total.
Check that your billing address is correct or add a new one if needed, then enter your payment details. Click "place your order" when you're ready, and your Superdrug parcel will be on its way!