Man vs. Debt has an incredibly useful and inventive roundup of 25 Essentials That are Better and Cheaper to Make at Home. According to the post:

Right now, many people are interested in saving money with do-it-yourself projects.  This includes everything from making your own cleaners, to creating your own makeup, to growing your own food.  While most of these can save you money, they will end up taking up some time.  For those who enjoy a certain level of self-sufficiency, the time investment required can be very worthwhile.

The post is a collection of great resources for making everything from household items to health & beauty products to Christmas decorations. There are some really great tips in here, definitely worth bookmarking for when you get the itch to make your own sunscreen!