: Be wary of "proprietary blends" where individual dosages are hidden. Ensure there are no banned substances like DMAA or Ephedra , which are illegal in many jurisdictions due to safety risks.
: Often sold together (e.g., by Noocube or Performance Lab ), this combination uses L-Theanine to smooth out the stimulant effects of caffeine.
: Brands like Jet-Alert or Vivarin provide precise dosing (usually 100mg to 200mg) for alertness without the acidity of coffee.
: This is the most common legal stimulant, available in various forms beyond standard coffee.
: While Modafinil requires a prescription in many places, Adrafinil is sometimes sold as a legal prodrug, though its availability is increasingly restricted.
