Short answer: a 12oz serving of sweet tea usually lands somewhere between 20 and 70mg of caffeine. That is a wide range, and the width is the real answer — sweet tea is not a standardized product. A jug brewed at a restaurant and a can off a shelf are different drinks that share a name.
A can of Spiritual is 80mg in 16oz. We know that number precisely because we control the brew; most people writing about sweet tea don't, which is why so many of these pages hedge.
What actually determines the number
Caffeine in tea is decided by four things, and serving size is only one of them.
- Leaf-to-water ratio. The single biggest factor. Double the leaf, roughly double the caffeine.
- Brew time and temperature. Caffeine extracts faster in hot water. A long cold brew and a short hot steep can land in very different places.
- The tea itself. Black tea carries more caffeine than green, and the specific cultivar and grade matter.
- Dilution. Restaurant sweet tea is often brewed strong and cut with water and ice. What reaches the glass may be half the strength of what left the urn.
This is why a bottled tea can print an exact figure and a diner cannot. Bottling standardizes all four variables. A pitcher standardizes none of them.
Typical ranges by format
These are honest ranges, not a specific brand's spec sheet. Anyone publishing one exact number for "sweet tea" as a category is inventing it.
| Format | Serving | Typical caffeine |
|---|---|---|
| Home-brewed sweet tea | 12 oz | ~25–60 mg |
| Restaurant / fountain sweet tea | 12 oz | ~20–50 mg |
| Bottled sweet tea | 12 oz | ~20–45 mg |
| Canned tea, caffeine-forward | 16 oz | ~60–90 mg |
| Spiritual Honey, Sweet Tea | 16 oz | 80 mg |
How that compares to what else you'd reach for
Caffeine is caffeine — the molecule doesn't care what it arrived in. What differs is the dose, how fast it lands, and what rides along with it.
| Drink | Serving | Caffeine |
|---|---|---|
| Brewed coffee | 8 oz | ~95 mg (range 70–140) |
| Red Bull | 8.4 oz | 80 mg |
| Spiritual Honey, Sweet Tea | 16 oz | 80 mg |
| Black tea, plain | 8 oz | ~40–70 mg |
| Green tea | 8 oz | ~25–45 mg |
| Cola | 12 oz | ~30–40 mg |
The comparison worth sitting with: a can of Spiritual and a small Red Bull carry the same 80mg. Ours arrives in twice the liquid, over a longer stretch, with no added refined sugar. Same caffeine, different delivery.
Is 80mg a lot?
No. The FDA cites 400mg a day as an amount not generally associated with negative effects for healthy adults — roughly four or five cups of coffee. One 16oz can of Spiritual is a fifth of that.
We landed on 80mg deliberately. It is enough to be functional through a long shift and low enough that it doesn't stack into the jittery, hollowed-out feeling that sends people off energy drinks in the first place. Pregnant people are usually advised to stay under 200mg daily, and caffeine sensitivity varies a lot between individuals — if that's you, the number on the can matters more than the category it sits in.
What's actually in ours
| Spec | Per 16oz can |
|---|---|
| Caffeine | 80 mg |
| Calories | 67 |
| Real honey | 22 g |
| Added refined sugar | 0 g |
| Artificial sweeteners | None |
| Dyes | None |
Cold-brewed black tea, raw wildflower honey, water. That's the list. The caffeine comes from the tea and nowhere else — there is no added caffeine, no guarana, no extract.
The first run goes to The Order before it reaches a shelf.
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