For a true stamina-superstar, use maca: an incredible adaptogen. Instead of borrowing energy like a stimulant, maca instead supports the adrenal system, which strengthens the body and energizes us long term.
3 Tbsp Navitas Naturals Lucuma Powder
3 Tbsp Navitas Naturals Hemp Seeds
1 Tbsp Navitas Naturals Raw Maca Powder (or more if desired)
1½ Cups Vanilla Rice Milk
(2 Cups Ice and Sweetener as needed)
Blend all ingredients together, including 2 cups ice. Taste and lightly sweeten with stevia or coconut sugar, if desired.