WellByNumbers.

Kombucha vs Green tea (brewed)

Both count toward 30 plants a week.

KombuchaGreen tea (brewed)
Protein · per 100 g1.1 g0.2 g
Carbs · per 100 g3.0 g0.0 g
Fat · per 100 g0.0 g0.0 g
Fiber · per 100 g0.0 g0.0 g
Energy · per 100 g17.0 kcal1.0 kcal
Protein · per 100 kcal6.6 g22.0 g
To hit 30 g protein2655 g · 451 kcal13636 g · 136 kcal

The same three numbers, drawn

Protein / 100 g1.10.2Fiber / 100 g0.00.0Protein / 100 kcal6.622.0KombuchaGreen tea

What 30 g of protein looks like on a plate

2655 gKombucha451 kcal rides along13636 gGreen tea136 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

protein 27%carbs 73%
protein 100%

The one-line verdict: Green tea (brewed) delivers 3.3× the protein per calorie of Kombucha (22.0 g vs 6.6 g per 100 kcal).

More protein / 100 g: KombuchaLighter per 100 g: Green teaSmaller 30 g portion: Kombucha

Swap in your own pair

Bold marks the better side of each row. "Per 100 kcal" answers the density question — which food delivers more protein for the energy it costs. Portion row is computed live from the same USDA base values shown on each food page.