I just came across a website with great information about gaining more energy through a raw foods diet: http://www.fullyraw.com/. Get FullyRaw! is the name of the site, and it is well-worth a visit!
Kristina Carillo-Bucaram put the beautiful site together, and it is an excellent resource for recipes and videos about the raw-food lifestyle. If you find that you’re low in energy level, it’s possible that you’re not taking in enough calories–of course, the calories need to be of a very high quality, and Kristina’s approach may be just the ticket you need. Here’s a YouTube video with Kristina: