Active Dry Yeast
Metric Cup to Gram
US Cup (236ml)
123.0g
Metric Cup (250ml)
130.0g
A US cup (236.59ml) of active dry yeast weighs 123g, while a metric cup (250ml) weighs 130g. That's a 5.7% difference - make sure you know which cup size your recipe uses!
Active Dry Yeast — Quick Reference
Common metric cup to gram conversions
| Metric Cup | Gram |
|---|---|
| ¼ cup | 33g |
| ⅓ cup | 43g |
| ½ cup | 65g |
| ⅔ cup | 87g |
| ¾ cup | 98g |
| 1 cup | 130g |
| 1½ cups | 195g |
| 2 cups | 260g |
Based on active dry yeast density of 0.52 g/ml (spooned method). Source: USDA FoodData Central.
Understanding Active Dry Yeast Conversions
The Math Behind This Conversion
To convert 1 metric cup of active dry yeast to gram, we use the density of active dry yeast (0.52 g/ml). A metric cup contains 250ml, so 1 metric cup equals 250ml. Multiplying by the density: 250ml × 0.52 g/ml = 130g.
US vs Metric Cups: Why It Matters
When converting active dry yeast, the cup size matters significantly. A US cup (236.6ml) of active dry yeast weighs 123g, while a metric cup (250ml) weighs 130g—a difference of 7g (6%). If you're following a recipe from a different country, using the wrong cup size could affect your results. American recipes use US cups, while recipes from Australia, UK, and most other countries use metric cups.
Measurement Tip
Active Dry Yeast is a high-impact ingredient—even small measurement errors can significantly affect your baking. Always use proper measuring spoons (not regular cutlery) and level off with a straight edge. Too much active dry yeast can cause over-rising and collapse, while too little results in dense baked goods.
About Our Data
The density value of 0.52 g/ml for active dry yeast is from the USDA FoodData Central database (ID: 172840). This measurement was taken with active dry yeast spooned into the measuring cup and leveled.