Energy drinks · ZOA
How much caffeine is in ZOA?
A 12 fl oz can of ZOA Energy has 160 mg of caffeine, as ZOA states it on its own US website.
Checked 28 Oct 2026 on zoaenergy.com (the label image). Across the 2 ZOA lines and sizes we checked: 160–210 mg per container.
One can at 75 kg: studies of caffeine and exercise use 3–6 mg per kg in one dose (225–450 mg at 75 kg). It's 40% of the FDA's 400 mg a day.
Every ZOA line and size
Highest caffeine first. Open a row's flavours to see which ones share its caffeine.
| Caffeine level | One at your weight (75 kg) | Label source | |||||
|---|---|---|---|---|---|---|---|
Energy16 fl oz can4 flavoursWhite Peach, Tropical Punch, Pineapple Coconut, Wild Orange | 210 mg | 13.1 | 53% | 1.9 cans | High | Below research doseIn the research range400 mg or more93% of your 225–450 mg range | zoaenergy.comchecked 28 Oct 2026 |
Energy12 fl oz can (355 mL)10 flavoursTropical Punch, White Peach, Wild Orange, Pineapple Coconut, Frosted Grape, Cherry Limeade, Strawberry Watermelon, Green Apple, Lemon Lime, Mango Splash | 160 mg | 13.3 | 40% | 2.5 cans | Moderate | Below research doseIn the research range400 mg or more71% of your 225–450 mg range | zoaenergy.comchecked 28 Oct 2026 |
Some amounts were read off ZOA's label images and are still being checked against the can.
Your bodyweight
Caffeine studies use 3–6 mg per kg in one dose. Enter your weight and the table shows what one can or shot is for you. Worked out in your browser; nothing is sent or stored.
Adding coffee or a pre-workout? Use the full caffeine calculator.
Where the caffeine comes from
Caffeine sources on the label, as printed:
- Caffeine From Green Coffee & Green Tea
- Green Tea Extract
How much caffeine comes from each source is not printed on the label; the total below is all of them together.
- ZOA Energy, 16 fl oz can: total 210 mg · “Each 16oz serving features 210mg of caffeine and 120mg of Vitamin C (130% DV). / ZOA Energy 16oz includes 210mg of caffeine”
- ZOA Energy, 12 fl oz can: total 160 mg
Compared with pre-workouts
Pre-workouts with 135–185 mg of caffeine in one serving, within 25 mg of ZOA Energy, 12 fl oz can, in our ranking by dose.
- RYSE Godzilla 175 mg per serving
- Jacked Factory Wick Mode 150 mg per serving
- Optimum Nutrition Gold Standard Pre-Workout 175 mg per serving
- Transparent Labs LEAN 180 mg per serving
- Ascent Pre-Workout 150 mg per serving
What else is on the label
Amounts per container, as printed. An ingredient is graded only where we have a research dose for it; vitamins and minerals aren't graded here.
ZOA Energy, 16 fl oz can (10 more)
| Ingredient | Per can | Verdict |
|---|---|---|
| Potas. | 80 mg | Not graded |
| Vit. C | 120 mg | Not graded |
| Riboflavin | 300 mcg | Not graded |
| Niacin | 16 mg | Not graded |
| Vit. B6 | 2 mg | Not graded |
| Folate | 100 mcg | Not graded |
| Vit. B12 | 2 mcg | Not graded |
| Pant. Acid | 5 mg | Not graded |
| Magnesium | 10 mg | Not graded |
| Choline | 20 mg | Not graded |
Sold with Nutrition Facts (a beverage).
ZOA Energy, 12 fl oz can (10 more)
| Ingredient | Per can | Verdict |
|---|---|---|
| Potas. | 60 mg | Not graded |
| Vit. C | 90 mg | Not graded |
| Riboflavin | 300 mcg | Not graded |
| Niacin | 12 mg | Not graded |
| Vit. B6 | 1 mg | Not graded |
| Folate | 75 mcg | Not graded |
| Vit. B12 | 2 mcg | Not graded |
| Pant. Acid | 4 mg | Not graded |
| Magnesium | 10 mg | Not graded |
| Choline | 20 mg | Not graded |
Sold with Nutrition Facts (a beverage).
Questions
How much caffeine is in a can of ZOA?
A 12 fl oz can of ZOA Energy has 160 mg. The ZOA lines we checked range from 160 to 210 mg.
Which ZOA has the most caffeine?
ZOA Energy, 16 fl oz can: 210 mg.
How much caffeine is in ZOA per fl oz?
13.1–13.3 mg per fl oz, worked out from each label's caffeine and the container's stated volume.
How many cans of ZOA Energy add up to 400 mg?
2.5 cans of the 12 fl oz size. The FDA cites 400 mg a day as an amount not generally linked to negative effects for most healthy adults.
Where does ZOA's caffeine come from?
The labels print these caffeine sources: Caffeine From Green Coffee & Green Tea; Green Tea Extract. ZOA Energy, 16 fl oz can and ZOA Energy, 12 fl oz can list more than one source with one total, and don't print how much comes from each.