Hammer Nutrition HEED and/or Enduralytes or Perpetuem, In summer 100 degree rides, 2 bottles heed during ride and an enduralyte cap at halfway point on rides greater than 50 miles and avg speed > 17mph. For 70 mile rides and above then perpetuem for a bit o protein, in lieu of one heed bottle, add the water and mix it at the halfway spot. And lots of water. Gatorade makes me sick also.