Short answer: An amino acid known for promoting calmness and focus, working alongside BHB production to support fat metabolism without stimulant jitters — L-Theanine's specific, genuinely different role in this formula.
Why stimulant-free matters for a daily, long-term habit
A formula you can take every single day without tolerance buildup or an afternoon crash is more realistic to stick with long-term than a caffeine-dependent one — and BHB-support mechanisms are designed for exactly this kind of daily consistency.
A genuine reviewer account matching this exact claim
"No jitters like other fat burners I've tried. Steady energy through the afternoon" — Carlos R.'s account directly confirms this stated stimulant-free formulation choice.
What to expect differently from a stimulant-based product
No immediate jolt — instead, a gradual, cumulative pattern building over the weeks-long timeline this kind of formula's mechanism genuinely depends on.