Transparent Labs Stim Booster

Transparent Labs Stim Booster

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  • Pre-workout
  • 100 mg caffeine per serving
  • Gluten-free and non-GMO
  • Informed Choice tested
Categories: ,

Pros & Cons

What we like ...
  • Inexpensive per serving
  • No artificial coloring or ingredients
  • Subscribe and save options
What needs improvement ...
  • May not be enough caffeine for some folks
  • One flavor option

Product Summary


Serving size

1 scoop (5g)

Servings per container


Price per serving


Caffeine per serving

100 mg


Blue Raspberry, Unflavored

GGR Community Reviews

Transparent Labs Stim Booster

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      Transparent Labs Stim Booster is pre-workout featuring 100 milligrams of caffeine, which may sound like not enough to some people, but for others it will be just right. There are no artificial ingredients and it’s Informed CHoice tested. It’s also priced under $1 per serving.