Modular Tektite Vial - restores 100 HP and 75 Will over 15 seconds.
Modular Health Vial - restores 100 HP over 15 seconds.
Modular Will Vial - restores 100 Will over 15 seconds.
Modular Health Vial should heal more than the hybrid one to make a real Health Regen option, not just for the lower price but for what it does, the prices are already very low there is no reason to not pick Modular Tektite Vial unless your champion has no Will to use.
Nerf Modular Tektite Vial or buff Modular Healh Vial.