Diet and exercise should be able to help you achieve the results you want over time. Supplements are aids that will help you to get you where you are going faster and more healthfully. Having a slew of good quality supplements are great tools to have in your toolbox and they will ultimately help you get the results you want to achieve and thus keep you motivated and more consistent.
This is a supplement you would take about 30 minutes prior to starting your workout. Be mindful of caffeine content; however you will find this supplement helps you take it to the next level as you will be energetic and feel stronger. You will likely get a new personal best for weight lifting.