Step 1: Optimize your database using the PHPMyAdmin application frssssom within your control panel.
Step 2: Check your website using this online tool – http://www.websiteoptimization.com/services/analyze/. It will give you valuable information on what modifications can be made in order

to improve its performance.
Step 3: Turn off Category Counts from the Zen Cart admin area > Config > My Store > Show Category Counts.
Step 4: Reduce the number of products shown on your main page.