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Yeast (instant): grams to cups

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  • Ingredient weights: King Arthur Baking chart
  • Updated Oct 23, 2026
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Yeast (instant): grams per cup

King Arthur Baking lists 1 tablespoon of yeast (instant) at 9 g, which works out to 144 g per US cup, 9 g per tablespoon and 3 g per teaspoon. So 100 g of yeast (instant) is about 2/3 cup (0.69 cups).

Cup measures are approximate for dry ingredients; for consistent results, weigh them.

Grams to cups chart

GramsKitchen measureCups (decimal)Tablespoons
25 g1/8 cup0.1742.8
50 g1/3 cup0.3475.6
100 g2/3 cup0.69411.1
125 g7/8 cup0.86813.9
150 g1 cup1.04216.7
200 g1 3/8 cup1.38922.2
250 g1 3/4 cup1.73627.8
300 g2 1/8 cup2.08333.3
400 g2 3/4 cup2.77844.4
500 g3 1/2 cup3.47255.6
1000 g7 cup6.944111.1

Cups to grams

VolumeGramsOunces
1/4 cup36 g1.27 oz
1/3 cup48 g1.69 oz
1/2 cup72 g2.54 oz
2/3 cup96 g3.39 oz
3/4 cup108 g3.81 oz
1 cup144 g5.08 oz
1 tablespoon9 g0.32 oz
1 teaspoon3 g0.11 oz

Source: King Arthur Baking, Ingredient Weight Chart. Kitchen measures are rounded to the nearest common cup fraction.

Related

Frequently asked questions

How many grams is 1 cup of yeast (instant)?

About 144 g (King Arthur Baking chart).

How many cups is 100 g of yeast (instant)?

About 2/3 cup (0.69 cups).

How many grams in a tablespoon of yeast (instant)?

About 9 g.