Last verified 11 October 2026
Shakes0 mg (M)
7 Brew Birthday Cake Shake Caffeine Content
The 7 Brew Birthday Cake Shake is effectively caffeine-free as built: no espresso, no tea, no energy base. If you want a lift from something in the same family, the move is a half-caf Birthday Cake Shake with one shot, or a small 7 Energy on the side.
0 mgcaffeine (Small)
0 mgcaffeine (Medium)
0 mgcaffeine (Large)
Caffeine by size
| Size | Volume | Caffeine |
|---|---|---|
| Small | 16 oz | 0 mg |
| Medium | 24 oz | 0 mg |
| Large | 32 oz | 0 mg |
Estimated caffeine per cup size.
Dialing it up or down
As listed on the board, this one carries no caffeine. Watch out for customizations: adding a shot of espresso to anything makes it caffeinated, and some stands will do it on request without flagging it.
- Half-caf: ask for one regular shot and the rest decaf. Most stands do this without blinking.
- Decaf: full decaf swaps exist for espresso-based builds; the flavor stays close.
- Extra shot: adds roughly 75 mg (estimated) and a small upcharge.
Frequently asked questions
How much caffeine is in a 7 Brew Birthday Cake Shake?
About 0 mg in a Medium (0 mg Small, 0 mg Large), estimated.
Can I get the Birthday Cake Shake decaf?
For espresso-based builds, yes: ask for decaf or half-caf shots.
Is the Birthday Cake Shake stronger than coffee?
A Medium (0 mg) vs about 95 mg in a cup of home-brewed coffee.