🔄 Reverse Volume Conversion

Cups of Instant Yeast to Grams Converter

Standard Bulk Density135g / US Legal Cup

1 US cup of instant yeast weighs 135 grams. Use this tool to calculate exact gram weights for cup quantities specified in US, Metric, or UK baking recipes. Reference source: King Arthur Baking.

Interactive Instant Yeast Cup Calculator

Required Weight in Grams
135 grams
(approx 4.76 oz)

Instant Yeast Cups to Grams Conversion Table (1/8 Cup to 3 Cups)

Exact gram weights for common baking cup volumes calculated across US Legal (240 ml), US Customary (236.59 ml), and Metric (250 ml) cup standards.

Cup VolumeUS Legal Cup (240 ml)US Customary (236.59 ml)Metric Cup (250 ml)Weight in Ounces (oz)
1/8 cup17 g17 g18 g0.60 oz
1/4 cup34 g33 g35 g1.19 oz
1/3 cup45 g44 g47 g1.59 oz
1/2 cup68 g67 g71 g2.38 oz
2/3 cup90 g89 g94 g3.17 oz
3/4 cup101 g100 g106 g3.57 oz
1 cup135 g133 g141 g4.76 oz
1 1/4 cups169 g166 g176 g5.95 oz
1 1/2 cups203 g200 g212 g7.14 oz
1 3/4 cups236 g233 g247 g8.33 oz
2 cups270 g266 g282 g9.52 oz
2 1/2 cups338 g333 g353 g11.90 oz
3 cups405 g399 g423 g14.29 oz

🔬 Why Weight Accuracy Matters for Instant Yeast

Finer granules than active dry yeast, designed to be mixed directly into dry ingredients without proofing.

💡 Best Measuring Technique

  • Can be mixed directly into dry ingredients. Use 25% less instant yeast than active dry.

Frequently Asked Questions: Instant Yeast Cups to Grams

How many grams is 1 cup of Instant Yeast?

1 US Legal Cup (240 ml) of instant yeast weighs 135 grams. 1 US Customary Cup (236.59 ml) weighs approx 133 grams, and 1 Metric Cup (250 ml) weighs 141 grams.

How many grams is 1/2 cup of Instant Yeast?

1/2 US Legal Cup of instant yeast weighs 68 grams.

How do I convert cups of Instant Yeast to grams on a scale?

Multiply the number of cups in your recipe by 135g. For example, 1.5 cups × 135g = 203 grams.