Customize Your Supplement Stack! The Basics Series is a line of single-ingredient supplements that contain no fillers, excipients, or artificial substances. The Basics Series is an affordable and convenient way to customize your supplement stack. Although Axe & Sledge offers comprehensive supplements that cater to the majority of people's needs, we understand that everyone is different. So we created a line of products that gives every hard-working M'fer more options and flexibility. Tailoring a supplement stack to your individual needs will help you reach your health and fitness goals even faster!