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Head to head

Legion Pulse vs Transparent Labs Bulk

Both hit the researched doses and both print every number. This is the comparison where the answer comes down to caffeine tolerance, not to who is cutting corners.

Updated 2026-08-30Independent comparison
The verdict

Both are fully dosed and both disclose everything. Transparent Labs gives more beta-alanine and less caffeine; Legion gives more caffeine. Neither is cutting corners, which makes this a question about you rather than about them.

The labels, side by side

Legion PulseTransparent Labs BulkWhat trials used
Citrulline malate8 g8 g6-8 g
Beta-alanine3.6 g4 g3.2 g daily
Caffeine350 mg275 mg3-6 mg/kg
LabelEvery dose disclosedEvery dose disclosed-
VerdictFully dosedFully dosed-

Where the competitor wins

Transparent Labs carries slightly more beta-alanine at 4 g, and its 275 mg of caffeine is the more sensible number if you train later in the day or you are sensitive to stimulants. It discloses every dose, exactly as Legion does. There is no gotcha here.

Legion Pulse packaging
The one we earn on
Legion Pulse
Pre-Workout
Check price at Legion →
Code nunopa — buy one, get one 50% off your first order

Disclosure: we earn a commission on the Legion link and nothing on the competitor. That is exactly why this page prints the numbers where the competitor wins.

Where Legion wins

Legion matches it on citrulline, the ingredient that carries most of the effect, and gives more caffeine for people who want it. The two products are close enough that the honest answer is to buy whichever is cheaper on the day, unless the caffeine number decides it for you.

Why this comparison looks different

Most pre-workout comparisons are a fully dosed product against an under-dosed one, and the conclusion writes itself. This is not that. Both of these hit 8 g of citrulline, both print every number, and neither hides behind a proprietary blend. When two products are both honest, the comparison stops being about trust and starts being about fit.

The 75 mg that decides it

The gap that matters is caffeine: 350 mg against 275 mg. Caffeine has a half-life of five to six hours, so a 6 pm scoop of the Legion leaves roughly 175 mg in you at midnight against 138 for the Transparent Labs. If you train in the evening, the lower number is the better product for you, regardless of anything else on the label.

The beta-alanine difference is smaller than it looks

Four grams against 3.6 g sounds like a win, and on a daily-dosing protocol it would be a small one. On a training-day-only pre-workout neither reaches saturation, so the difference between them is largely theoretical. Do not let it decide the purchase.

Who each one is for

Buy the competitor if
  • You train in the evening
  • You are sensitive to caffeine
  • You want the highest beta-alanine of the two
Buy the Legion if
  • You want the higher caffeine dose
  • You train in the morning
  • It is the cheaper of the two on the day
The one we earn on
Legion Pulse
Pre-Workout
Check price at Legion →
Code nunopa — buy one, get one 50% off your first order

Disclosure: we earn a commission on the Legion link and nothing on the competitor.

Questions

Is one of them clearly better?
No, and any page telling you otherwise is picking a winner for a reason that is not on the label. They match on the ingredient that matters most and differ on caffeine, which is a personal variable rather than a quality one.
Which should I buy if I have never taken a pre-workout?
The one with less caffeine. Start at the lower dose and see how you sleep. You can always move up; undoing a ruined night of sleep is not an option.
Do I need a pre-workout at all?
No. Caffeine on its own delivers most of the acute effect and costs almost nothing. A full formula adds citrulline and betaine on top, which are real but modest. Buy one because you want the extras, not because you think it is required.
Read next
our full Legion Pulse reviewall four labels compared
Running until 18 September 2026
Legion's Labor Day sale is live: buy one, get the second 50% off sitewide, and orders over $119 add free gifts. Verified on their store on 5 September 2026. We earn a commission if you buy through us.
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