Diet and weight loss are two perfect niche combinations. You can offer your readers tips and info about “diets for weigh loss” or expand to other weight loss related subtopics. With this niche you have a wide selection of affiliate products that you can offer to your blog readers. This beautiful ready to upload WordPress blog should serve as your starting blog. Now, you don’t have to go through all the technical hassle of setting up just one site. You can start blogging right away!