Home / Rankings / Pre-Workouts / NutraBio Pre Workout vs Transparent Labs Bulk
Head to head
NutraBio Pre Workout vs Transparent Labs Bulk
As labelled: NutraBio Pre Workout and Transparent Labs Bulk Preworkout.
Bulk Preworkout costs less per dosed serving (by 36%). Bulk Preworkout scores higher on dose integrity. Bulk Preworkout has the higher overall composite score.


NutraBio Pre Workout Find on Amazon: NutraBio Pre Workout (opens in a new tab) paid linkTransparent Labs Bulk Preworkout Find on Amazon: Transparent Labs Bulk Preworkout (opens in a new tab) paid link
| Measure | Pre Workout | Bulk Preworkout | Better |
|---|---|---|---|
| Composite score | 6.78 | 8.04 | Bulk Preworkout |
| $ / dosed serving | $2.930 | $1.877 | Bulk Preworkout |
| Dose integrity | 8.5 | 8.9 | Bulk Preworkout |
Nothing is re-scored for this page. Both products carry the same composite they carry on the Pre-Workouts ranking, computed against that whole category rather than against each other — a head-to-head cannot change what a label says. Where a measure is missing on one side it is shown as missing, never counted as a loss. See how we rate.
On the label
| Label row | Pre Workout | Bulk Preworkout |
|---|---|---|
| Caffeine per serving | 350 mg | 200 mg |
| Calories per serving | not enough data | 5 |
As each product page prints it, from the label as transcribed; a serving is what the label calls one. These rows are shown, not scored here. Every stated caffeine figure on these shelves: caffeine per serving chart.