yerba mate has more caffeine than V8 +Energy: 85mg vs 80mg in the same 8 oz cup. That is a 5mg gap, and since the cans match, the per-serving number is the whole story.
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.
V8 +Energy vs yerba mate: the numbers
| V8 +Energy | yerba mate | |
|---|---|---|
| Caffeine per serving | 80mg per 8 oz can | 85mg per 8 oz cup |
| Caffeine per fl oz | 10.0mg | 10.6mg |
| Servings to reach 400mg (FDA context) | 5.0 | 4.7 |
Sources: V8 +Energy's figure is verified in our V8 +Energy caffeine guide against Campbell's / 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 V8 +Energy when you want the lighter dose or a slower ramp, and yerba mate 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
- V8 +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
FAQ
Does V8 +Energy or yerba mate have more caffeine? yerba mate: 85mg per 8 oz cup versus 80mg per 8 oz can for V8 +Energy.
Which is stronger per ounce? yerba mate, at about 10.6mg per fluid ounce versus 10.0mg for V8 +Energy.
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