WellByNumbers.

Glazed donut vs Blueberry muffin

Both count toward 30 plants a week.

Glazed donutBlueberry muffin
Protein · per 100 g6.1 g4.5 g
Carbs · per 100 g47.9 g53.0 g
Fat · per 100 g22.7 g16.1 g
Fiber · per 100 g2.1 g1.1 g
Energy · per 100 g421.0 kcal375.0 kcal
Protein · per 100 kcal1.5 g1.2 g
To hit 30 g protein489 g · 2057 kcal668 g · 2506 kcal

The same three numbers, drawn

Protein / 100 g6.14.5Fiber / 100 g2.11.1Protein / 100 kcal1.51.2Glazed donutBlueberry muffin

What 30 g of protein looks like on a plate

489 gGlazed donut2057 kcal rides along668 gBlueberry muffin2506 kcal rides alongsquare area drawn to scale · grams needed for 30 g protein

Where the calories come from

6%carbs 46%fat 49%
5%carbs 57%fat 39%

The one-line verdict: Glazed donut delivers 1.2× the protein per calorie of Blueberry muffin (1.5 g vs 1.2 g per 100 kcal).

More protein / 100 g: Glazed donutMore fiber / 100 g: Glazed donutLighter per 100 g: Blueberry muffinSmaller 30 g portion: Glazed donut

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.