Starbucks Tripleshot Energy has more caffeine than yerba mate on both counts: 225mg per 15 oz can against 85mg per 8 oz cup, and about 15mg per fluid ounce against 11. The serving sizes differ, so the table below shows both ways of counting.
These are different categories of drink, which changes how the caffeine arrives. Energy drinks and sodas list an exact number because caffeine is a measured additive; brewed drinks vary with the beans and the brew, so their figures are compiled averages. The numbers here are the standard published values for each.
Starbucks Tripleshot Energy vs yerba mate: the numbers
| Starbucks Tripleshot Energy | yerba mate | |
|---|---|---|
| Caffeine per serving | 225mg per 15 oz can | 85mg per 8 oz cup |
| Caffeine per fl oz | 15.0mg | 10.6mg |
| Servings to reach 400mg (FDA context) | 1.8 | 4.7 |
Sources: Starbucks Tripleshot Energy's figure is verified in our Starbucks Tripleshot Energy caffeine guide against Starbucks / Caffeine Informer (source); yerba mate's figure is verified in our yerba mate guide against Caffeine Informer / compiled (source).
Which one should you pick?
Pick yerba mate when you want the lighter dose or a slower ramp, and Starbucks Tripleshot Energy when you actually need the bigger hit and know your tolerance. If you are stacking either with other caffeinated drinks through the day, run the math against the 400mg reference rather than guessing.
For context, the FDA cites 400mg of caffeine a day as an amount generally not associated with negative effects in healthy adults. Tolerance and health vary, so treat these numbers as information, not advice.
Related reading
- Starbucks Tripleshot Energy: the full caffeine guide
- yerba mate: the full caffeine guide
- The verified caffeine database
- Every drink compared: the comparisons index
- Compare any two of 120+ drinks
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Gear from this guide
FAQ
Does Starbucks Tripleshot Energy or yerba mate have more caffeine? Starbucks Tripleshot Energy: 225mg per 15 oz can versus 85mg per 8 oz cup for yerba mate.
Which is stronger per ounce? Starbucks Tripleshot Energy, at about 15.0mg per fluid ounce versus 10.6mg for yerba mate.
Comparing caffeine? The caffeine comparison tool puts hundreds of drinks side by side, and the caffeine curfew calculator can check your cutoff time for tonight.
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