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Sugars & syrups

Marshmallows: weights & conversions

A US cup of marshmallows weighs about 50 g. One weighs about 7 g. 100 g is 318 calories and 1.8 g of protein.

Also written as: mini marshmallows, marshmallow.

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1 cup of marshmallows is about 50 grams.

Cups to grams

What each measure of marshmallows weighs, from the cup weight above.

marshmallows volume conversions
VolumeGramsOunces
1 cup50 g1.76 oz
3/4 cup37.5 g
2/3 cup33.3 g
1/2 cup25 g
1/3 cup16.7 g
1/4 cup12.5 g
1 tablespoon3.13 g
1 teaspoon1.04 g

Weight per piece

What a recipe means when it counts marshmallows instead of weighing it.

marshmallows count conversions
CountGramsOunces
1 marshmallow7 g0.25 oz
2 marshmallows14 g
3 marshmallows21 g
4 marshmallows28 g
6 marshmallows42 g
12 marshmallows84 g

Ounces and pounds

The weights an older recipe card is most likely to use.

marshmallows weight conversions
WeightGramsOunces
1 oz28.3 g
4 oz (1/4 lb)113 g
8 oz (1/2 lb)227 g
1 lb454 g
100 g100 g

Nutrition

Per 100 g of edible portion, transcribed from USDA reference data, and scaled to the measures above.

Nutrition for marshmallows by measure
MeasureCaloriesProteinFatCarbsFiberSodium
Per 100 g (100 g)3181.8 g0.2 g81.3 g0.1 g80 mg
Per cup (50 g)1590.9 g0.1 g40.7 g0.05 g40 mg
Per tablespoon (3.13 g)100.06 g0.01 g2.54 g0 g3 mg
Per marshmallow (7 g)220.13 g0.01 g5.69 g0.01 g6 mg
Per 4 oz (113 g)3612.04 g0.23 g92.2 g0.11 g91 mg

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Common questions

How many grams are in a cup of marshmallows?
One US cup of marshmallows weighs about 50 g (1.76 oz). A tablespoon is about 3.13 g and a teaspoon about 1.04 g.
How many cups is 100 g of marshmallows?
100 g of marshmallows is about 2 cups — near enough to 2 cups in a measuring cup.
How much does one marshmallow weigh?
One marshmallow weighs about 7 g (0.25 oz), so a pound is roughly 65 of them.
How many calories are in marshmallows?
Marshmallows has about 318 calories per 100 g, which works out to roughly 159 calories a cup.

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